SEC Info - Platinum Underwriters Holdings Ltd - ‘10-K’ for 12/31/14

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Platinum Underwriters Holdings Ltd – ‘10-K’ for 12/31/14 – ‘EX-101.CAL’

On: Wednesday, 2/11/15, at 5:20pm ET · For: 12/31/14 · Accession #: 1171500-15-7 · File #: 1-31341

  As Of               Filer                 Filing    For·On·As Docs:Size

 2/11/15  Platinum Underwriters Holdin… Ltd 10-K       12/31/14   88:33M

Annual Report — Form 10-K — Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Platinum Underwriters Holdings, Ltd 10-K            HTML   2.47M 
                12-31-2014                                                       
 2: EX-23.1     Consent of Experts or Counsel                       HTML     25K 
 3: EX-31.1     Certification -- §302 - SOA'02                      HTML     32K 
 4: EX-31.2     Certification -- §302 - SOA'02                      HTML     32K 
 5: EX-32.1     Certification -- §906 - SOA'02                      HTML     24K 
 6: EX-32.2     Certification -- §906 - SOA'02                      HTML     24K 
60: R1          Document And Entity Information                     HTML     54K 
47: R2          Consolidated Balance Sheets                         HTML    122K 
58: R3          Consolidated Balance Sheets (Parenthetical)         HTML     45K 
62: R4          Consolidated Statements of Operations               HTML    116K 
81: R5          Consolidated Statements of Comprehensive Income     HTML     78K 
                (Loss)                                                           
49: R6          Consolidated Statements of Shareholders' Equity     HTML     74K 
57: R7          Consolidated Statements of Cash Flows               HTML    162K 
42: R8          Basis of Presentation and Significant Accounting    HTML     71K 
                Policies                                                         
32: R9          Investments                                         HTML    274K 
82: R10         Fair Value Measurements                             HTML    209K 
64: R11         Unpaid Losses and Loss Adjustment Expenses          HTML     91K 
63: R12         Retrocessional Reinsurance                          HTML     62K 
69: R13         Debt Obligations And Credit Facilities              HTML     49K 
70: R14         Income Taxes                                        HTML     99K 
67: R15         Shareholders' Equity                                HTML    163K 
71: R16         Statutory Regulations And Dividend Restrictions     HTML     65K 
59: R17         Operating Segment Information                       HTML    219K 
61: R18         Share Incentive Compensation and Defined            HTML    331K 
                Contribution Retirement Plans                                    
66: R19         Earnings (Loss) Per Common Share                    HTML     73K 
88: R20         Commitments and Contingencies                       HTML     48K 
77: R21         Quarterly Financial Data (Unaudited)                HTML    100K 
53: R22         Condensed Consolidating Financial Information       HTML    804K 
65: R23         Schedule I                                          HTML     58K 
55: R24         Schedule II                                         HTML    149K 
24: R25         Schedule III                                        HTML    132K 
78: R26         Schedule IV                                         HTML     83K 
85: R27         Basis of Presentation and Significant Accounting    HTML    117K 
                Policies (Policies)                                              
37: R28         Investments (Tables)                                HTML    262K 
36: R29         Fair Value Measurements (Tables)                    HTML    185K 
40: R30         Unpaid Losses and Loss Adjustment Expenses          HTML     84K 
                (Tables)                                                         
41: R31         Retrocessional Reinsurance (Tables)                 HTML     55K 
43: R32         Debt Obligations And Credit Facilities (Tables)     HTML     38K 
20: R33         Income Taxes (Tables)                               HTML     96K 
75: R34         Shareholders' Equity (Tables)                       HTML    159K 
51: R35         Statutory Regulations And Dividend Restrictions     HTML     42K 
                (Tables)                                                         
54: R36         Operating Segment Information (Tables)              HTML    214K 
27: R37         Share Incentive Compensation and Defined            HTML    316K 
                Contribution Retirement Plans (Tables)                           
87: R38         Earnings (Loss) Per Common Share (Tables)           HTML     71K 
13: R39         Commitments and Contingencies (Tables)              HTML     34K 
44: R40         Quarterly Financial Data (Unaudited) (Tables)       HTML     98K 
80: R41         Condensed Consolidating Financial Information       HTML    807K 
                (Tables)                                                         
26: R42         Basis of Presentation and Significant Accounting    HTML     67K 
                Policies (Details)                                               
35: R43         Investments (Details)                               HTML    200K 
39: R44         Investments, Trading Securities (Details)           HTML     28K 
48: R45         Investments, Maturities of Available-for-sale and   HTML     66K 
                Trading Securities (Details)                                     
19: R46         Investments, Short Term Investments (Details)       HTML     41K 
31: R47         Investments, Restricted (Details)                   HTML     32K 
15: R48         Investments, Other Than Temporary Impairments       HTML     88K 
                (Details)                                                        
79: R49         Investments, Investment Income and Net Realized     HTML     75K 
                Gains Losses (Details)                                           
25: R50         Fair Value Measurements (Details)                   HTML    273K 
76: R51         Unpaid Losses and Loss Adjustment Expenses          HTML     90K 
                (Details)                                                        
28: R52         Retrocessional Reinsurance (Details)                HTML     64K 
45: R53         Debt Obligations and Credit Facilities, Debt        HTML     37K 
                Obligations (Details)                                            
14: R54         Debt Obligations And Credit Facilities, Credit      HTML     65K 
                Facilities (Details)                                             
18: R55         Income Taxes (Details)                              HTML    137K 
38: R56         Shareholders' Equity (Details)                      HTML     76K 
22: R57         Shareholders' Equity, Accumulated Other             HTML    103K 
                Comprehensive Income (Details)                                   
83: R58         Shareholders' Equity, Reclassfication Out of        HTML     53K 
                Accumulated Other Comprehensive Income (Details)                 
50: R59         Statutory Regulations And Dividend Restrictions     HTML     88K 
                (Details)                                                        
68: R60         Operating Segment Information (Details)             HTML    207K 
30: R61         Share Incentive Compensation and Defined            HTML    428K 
                Contribution Retirement Plans (Details)                          
33: R62         Earnings (Loss) Per Common Share (Details)          HTML     92K 
74: R63         Commitments and Contingencies (Details)             HTML     70K 
72: R64         Quarterly Financial Data (Unaudited) (Details)      HTML     99K 
52: R65         Condensed Consolidating Financial Information -     HTML    197K 
                Condensed Consolidating Balance Sheet (Details)                  
73: R66         Condensed Consolidating Financial Information -     HTML    255K 
                Condensed Consolidating Statement of Operations                  
                (Details)                                                        
29: R67         Condensed Consolidating Financial Information -     HTML    202K 
                Condensed Consolidating Statement Of Comprehensive               
                Income (Details)                                                 
56: R68         Condensed Consolidating Financial Information -     HTML    228K 
                Condensed Consolidating Statement of Cash Flows                  
                (Details)                                                        
84: R69         Schedule I (Details)                                HTML     72K 
17: R70         Schedule II (Details)                               HTML    306K 
23: R71         Schedule III (Details)                              HTML    115K 
46: R72         Schedule IV (Details)                               HTML     68K 
86: XML         IDEA XML File -- Filing Summary                      XML    138K 
16: EXCEL       IDEA Workbook of Financial Reports                  XLSX    390K 
34: EXCEL       IDEA Workbook of Financial Reports (.xls)            XLS   5.80M 
 9: EX-101.INS  XBRL Instance -- ptp-20141231                        XML   7.65M 
 7: EX-101.CAL  XBRL Calculations -- ptp-20141231_cal                XML    357K 
 8: EX-101.DEF  XBRL Definitions -- ptp-20141231_def                 XML   1.03M 
10: EX-101.LAB  XBRL Labels -- ptp-20141231_lab                      XML   4.01M 
11: EX-101.PRE  XBRL Presentations -- ptp-20141231_pre               XML   1.90M 
12: EX-101.SCH  XBRL Schema -- ptp-20141231                          XSD    327K 
21: ZIP         XBRL Zipped Folder -- 0001171500-15-000007-xbrl      Zip    434K

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<link:loc xlink:type="locator" xlink:href="ptp-20141231.xsd#ptp_InvestmentsInSubsidiaries" xlink:label="InvestmentsInSubsidiaries" xlink:title="InvestmentsInSubsidiaries"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="InvestmentsInSubsidiaries" xlink:title="calculation: Assets to InvestmentsInSubsidiaries" use="optional" priority="0" order="2.0" weight="1"/>

<link:loc xlink:type="locator" xlink:href="ptp-20141231.xsd#ptp_ReinsuranceAssets" xlink:label="ReinsuranceAssets" xlink:title="ReinsuranceAssets"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="ReinsuranceAssets" xlink:title="calculation: Assets to ReinsuranceAssets" use="optional" priority="0" order="4.0" weight="1"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OtherAssetsMiscellaneous" xlink:label="OtherAssetsMiscellaneous" xlink:title="OtherAssetsMiscellaneous"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="OtherAssetsMiscellaneous" xlink:title="calculation: Assets to OtherAssetsMiscellaneous" use="optional" priority="0" order="6.0" weight="1"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DueFromAffiliates" xlink:label="DueFromAffiliates" xlink:title="DueFromAffiliates"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="DueFromAffiliates" xlink:title="calculation: Assets to DueFromAffiliates" order="5.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Liabilities" xlink:label="Liabilities" xlink:title="Liabilities"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NotesPayable" xlink:label="NotesPayable" xlink:title="NotesPayable"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Liabilities" xlink:to="NotesPayable" xlink:title="calculation: Liabilities to NotesPayable" use="optional" order="2.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OtherLiabilities" xlink:label="OtherLiabilities" xlink:title="OtherLiabilities"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Liabilities" xlink:to="OtherLiabilities" xlink:title="calculation: Liabilities to OtherLiabilities" use="optional" order="4.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="ptp-20141231.xsd#ptp_ReinsuranceLiabilities" xlink:label="ReinsuranceLiabilities" xlink:title="ReinsuranceLiabilities"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Liabilities" xlink:to="ReinsuranceLiabilities" xlink:title="calculation: Liabilities to ReinsuranceLiabilities" use="optional" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DueToAffiliateCurrentAndNoncurrent" xlink:label="DueToAffiliateCurrentAndNoncurrent" xlink:title="DueToAffiliateCurrentAndNoncurrent"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Liabilities" xlink:to="DueToAffiliateCurrentAndNoncurrent" xlink:title="calculation: Liabilities to DueToAffiliateCurrentAndNoncurrent" use="optional" order="3.0" weight="1.0"/>

</link:calculationLink>

<link:calculationLink xlink:type="extended" xlink:role="http://platinumre.com/role/ScheduleIIDetails">

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="NetIncomeLoss" xlink:title="NetIncomeLoss"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OtherComprehensiveIncomeOtherNetOfTax" xlink:label="OtherComprehensiveIncomeOtherNetOfTax" xlink:title="OtherComprehensiveIncomeOtherNetOfTax"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ComprehensiveIncomeNetOfTax" xlink:to="OtherComprehensiveIncomeOtherNetOfTax" xlink:title="calculation: ComprehensiveIncomeNetOfTax to OtherComprehensiveIncomeOtherNetOfTax" order="2.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Assets" xlink:label="Assets" xlink:title="Assets"/>

<link:loc xlink:type="locator" xlink:href="ptp-20141231.xsd#ptp_InvestmentsInSubsidiaries" xlink:label="InvestmentsInSubsidiaries" xlink:title="InvestmentsInSubsidiaries"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:title="CashAndCashEquivalentsPeriodIncreaseDecrease"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:title="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:title="calculation: CashAndCashEquivalentsPeriodIncreaseDecrease to NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" order="0.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:label="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:title="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:title="calculation: CashAndCashEquivalentsPeriodIncreaseDecrease to NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" order="2.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:label="PaymentsToAcquireProductiveAssets" xlink:title="PaymentsToAcquireProductiveAssets"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="PaymentsToAcquireProductiveAssets" xlink:title="calculation: NetCashProvidedByUsedInInvestingActivitiesContinuingOperations to PaymentsToAcquireProductiveAssets" use="optional" order="3.0" weight="-1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries" xlink:label="CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries" xlink:title="CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries" xlink:title="calculation: NetCashProvidedByUsedInInvestingActivitiesContinuingOperations to CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries" use="optional" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:label="PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:title="PaymentsToAcquireInterestInSubsidiariesAndAffiliates"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:title="calculation: NetCashProvidedByUsedInInvestingActivitiesContinuingOperations to PaymentsToAcquireInterestInSubsidiariesAndAffiliates" use="optional" order="2.0" weight="-1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:label="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:title="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:title="calculation: CashAndCashEquivalentsPeriodIncreaseDecrease to NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ProceedsAndExcessTaxBenefitFromSharebasedCompensation" xlink:label="ProceedsAndExcessTaxBenefitFromSharebasedCompensation" xlink:title="ProceedsAndExcessTaxBenefitFromSharebasedCompensation"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="ProceedsAndExcessTaxBenefitFromSharebasedCompensation" xlink:title="calculation: NetCashProvidedByUsedInFinancingActivitiesContinuingOperations to ProceedsAndExcessTaxBenefitFromSharebasedCompensation" use="optional" order="4.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="PaymentsForRepurchaseOfCommonStock" xlink:title="PaymentsForRepurchaseOfCommonStock"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="PaymentsForRepurchaseOfCommonStock" xlink:title="calculation: NetCashProvidedByUsedInFinancingActivitiesContinuingOperations to PaymentsForRepurchaseOfCommonStock" use="optional" order="2.0" weight="-1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="PaymentsOfDividendsCommonStock" xlink:title="PaymentsOfDividendsCommonStock"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="PaymentsOfDividendsCommonStock" xlink:title="calculation: NetCashProvidedByUsedInFinancingActivitiesContinuingOperations to PaymentsOfDividendsCommonStock" use="optional" order="1.0" weight="-1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PaymentsForRepurchaseOfWarrants" xlink:label="PaymentsForRepurchaseOfWarrants" xlink:title="PaymentsForRepurchaseOfWarrants"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="PaymentsForRepurchaseOfWarrants" xlink:title="calculation: NetCashProvidedByUsedInFinancingActivitiesContinuingOperations to PaymentsForRepurchaseOfWarrants" use="optional" order="3.0" weight="-1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:label="ProceedsFromPaymentsForOtherFinancingActivities" xlink:title="ProceedsFromPaymentsForOtherFinancingActivities"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="ProceedsFromPaymentsForOtherFinancingActivities" xlink:title="calculation: NetCashProvidedByUsedInFinancingActivitiesContinuingOperations to ProceedsFromPaymentsForOtherFinancingActivities" use="optional" order="5.0" weight="1.0"/>

</link:calculationLink>

<link:calculationLink xlink:type="extended" xlink:role="http://platinumre.com/role/ConsolidatedBalanceSheets">

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Assets" xlink:label="Assets" xlink:title="Assets"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Investments" xlink:label="Investments" xlink:title="Investments"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShortTermInvestments" xlink:label="ShortTermInvestments" xlink:title="ShortTermInvestments"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Investments" xlink:to="ShortTermInvestments" xlink:title="calculation: Investments to ShortTermInvestments" use="optional" priority="0" order="3.0" weight="1.0"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Investments" xlink:to="AvailableForSaleSecuritiesDebtSecurities" xlink:title="calculation: Investments to AvailableForSaleSecuritiesDebtSecurities" use="optional" priority="0" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_TradingSecuritiesDebt" xlink:label="TradingSecuritiesDebt" xlink:title="TradingSecuritiesDebt"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Investments" xlink:to="TradingSecuritiesDebt" xlink:title="calculation: Investments to TradingSecuritiesDebt" use="optional" priority="0" order="2.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AccruedInvestmentIncomeReceivable" xlink:label="AccruedInvestmentIncomeReceivable" xlink:title="AccruedInvestmentIncomeReceivable"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="AccruedInvestmentIncomeReceivable" xlink:title="calculation: Assets to AccruedInvestmentIncomeReceivable" use="optional" priority="0" order="2.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PremiumsReceivableAtCarryingValue" xlink:label="PremiumsReceivableAtCarryingValue" xlink:title="PremiumsReceivableAtCarryingValue"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="PremiumsReceivableAtCarryingValue" xlink:title="calculation: Assets to PremiumsReceivableAtCarryingValue" use="optional" priority="0" order="3.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PrepaidReinsurancePremiums" xlink:label="PrepaidReinsurancePremiums" xlink:title="PrepaidReinsurancePremiums"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="PrepaidReinsurancePremiums" xlink:title="calculation: Assets to PrepaidReinsurancePremiums" use="optional" priority="0" order="4.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FundsHeldUnderReinsuranceAgreementsAsset" xlink:label="FundsHeldUnderReinsuranceAgreementsAsset" xlink:title="FundsHeldUnderReinsuranceAgreementsAsset"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="FundsHeldUnderReinsuranceAgreementsAsset" xlink:title="calculation: Assets to FundsHeldUnderReinsuranceAgreementsAsset" use="optional" priority="0" order="5.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DeferredPolicyAcquisitionCosts" xlink:label="DeferredPolicyAcquisitionCosts" xlink:title="DeferredPolicyAcquisitionCosts"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="DeferredPolicyAcquisitionCosts" xlink:title="calculation: Assets to DeferredPolicyAcquisitionCosts" use="optional" priority="0" order="7.0" weight="1.0"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="DepositContractsAssets" xlink:title="calculation: Assets to DepositContractsAssets" use="optional" priority="0" order="7.5" weight="1.0"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="DeferredTaxAssetsLiabilitiesNet" xlink:title="calculation: Assets to DeferredTaxAssetsLiabilitiesNet" use="optional" priority="0" order="8.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OtherAssets" xlink:label="OtherAssets" xlink:title="OtherAssets"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="OtherAssets" xlink:title="calculation: Assets to OtherAssets" use="optional" priority="0" order="8.5" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ReinsuranceRecoverablesOnPaidAndUnpaidLosses" xlink:label="ReinsuranceRecoverablesOnPaidAndUnpaidLosses" xlink:title="ReinsuranceRecoverablesOnPaidAndUnpaidLosses"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="ReinsuranceRecoverablesOnPaidAndUnpaidLosses" xlink:title="calculation: Assets to ReinsuranceRecoverablesOnPaidAndUnpaidLosses" use="optional" priority="0" order="3.5" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="LiabilitiesAndStockholdersEquity" xlink:title="LiabilitiesAndStockholdersEquity"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Liabilities" xlink:label="Liabilities" xlink:title="Liabilities"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="Liabilities" xlink:title="calculation: LiabilitiesAndStockholdersEquity to Liabilities" use="optional" priority="0" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NotesPayable" xlink:label="NotesPayable" xlink:title="NotesPayable"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_UnearnedPremiums" xlink:label="UnearnedPremiums" xlink:title="UnearnedPremiums"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Liabilities" xlink:to="UnearnedPremiums" xlink:title="calculation: Liabilities to UnearnedPremiums" use="optional" priority="0" order="2.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense" xlink:label="LiabilityForClaimsAndClaimsAdjustmentExpense" xlink:title="LiabilityForClaimsAndClaimsAdjustmentExpense"/>

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<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AccruedLiabilitiesForCommissionsExpenseAndTaxes" xlink:label="AccruedLiabilitiesForCommissionsExpenseAndTaxes" xlink:title="AccruedLiabilitiesForCommissionsExpenseAndTaxes"/>

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<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="ForeignCurrencyTransactionGainLossBeforeTax" xlink:title="calculation: NetCashProvidedByUsedInOperatingActivitiesContinuingOperations to ForeignCurrencyTransactionGainLossBeforeTax" use="optional" order="14.0" weight="-1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="ShareBasedCompensation" xlink:title="ShareBasedCompensation"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="ShareBasedCompensation" xlink:title="calculation: NetCashProvidedByUsedInOperatingActivitiesContinuingOperations to ShareBasedCompensation" use="optional" order="13.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="DeferredIncomeTaxExpenseBenefit" xlink:title="DeferredIncomeTaxExpenseBenefit"/>

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<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ProceedsFromPaymentsForTradingSecurities" xlink:label="ProceedsFromPaymentsForTradingSecurities" xlink:title="ProceedsFromPaymentsForTradingSecurities"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="ProceedsFromPaymentsForTradingSecurities" xlink:title="calculation: NetCashProvidedByUsedInOperatingActivitiesContinuingOperations to ProceedsFromPaymentsForTradingSecurities" order="10.0" weight="1.0"/>

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<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:label="ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:title="ProceedsFromSaleOfAvailableForSaleSecuritiesDebt"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:title="calculation: NetCashProvidedByUsedInInvestingActivitiesContinuingOperations to ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" use="optional" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ProceedsFromSaleOfShortTermInvestments" xlink:label="ProceedsFromSaleOfShortTermInvestments" xlink:title="ProceedsFromSaleOfShortTermInvestments"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="ProceedsFromSaleOfShortTermInvestments" xlink:title="calculation: NetCashProvidedByUsedInInvestingActivitiesContinuingOperations to ProceedsFromSaleOfShortTermInvestments" use="optional" order="2.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:label="ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:title="ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:title="calculation: NetCashProvidedByUsedInInvestingActivitiesContinuingOperations to ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" use="optional" order="3.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:label="ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:title="ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments"/>

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<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PaymentsToAcquireShortTermInvestments" xlink:label="PaymentsToAcquireShortTermInvestments" xlink:title="PaymentsToAcquireShortTermInvestments"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="PaymentsToAcquireShortTermInvestments" xlink:title="calculation: NetCashProvidedByUsedInInvestingActivitiesContinuingOperations to PaymentsToAcquireShortTermInvestments" use="optional" order="6.0" weight="-1.0"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:title="calculation: CashAndCashEquivalentsPeriodIncreaseDecrease to NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" order="1.0" weight="1.0"/>

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<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="PaymentsOfDividendsCommonStock" xlink:title="calculation: NetCashProvidedByUsedInFinancingActivitiesContinuingOperations to PaymentsOfDividendsCommonStock" use="optional" order="3.0" weight="-1.0"/>

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<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="EffectOfExchangeRateOnCashAndCashEquivalents" xlink:title="calculation: CashAndCashEquivalentsPeriodIncreaseDecrease to EffectOfExchangeRateOnCashAndCashEquivalents" use="optional" priority="0" order="2.0" weight="1.0"/>

</link:calculationLink>

<link:calculationLink xlink:type="extended" xlink:role="http://platinumre.com/role/RetrocessionalReinsuranceDetails">

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountAssumed" xlink:label="ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountAssumed" xlink:title="ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountAssumed"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PolicyholderBenefitsAndClaimsIncurredNet" xlink:to="ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountAssumed" xlink:title="calculation: PolicyholderBenefitsAndClaimsIncurredNet to ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountAssumed" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded" xlink:label="ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded" xlink:title="ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PolicyholderBenefitsAndClaimsIncurredNet" xlink:to="ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded" xlink:title="calculation: PolicyholderBenefitsAndClaimsIncurredNet to ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded" order="2.0" weight="-1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CededPremiumsEarned" xlink:label="CededPremiumsEarned" xlink:title="CededPremiumsEarned"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PremiumsEarnedNet" xlink:to="CededPremiumsEarned" xlink:title="calculation: PremiumsEarnedNet to CededPremiumsEarned" order="2.0" weight="-1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AssumedPremiumsEarned" xlink:label="AssumedPremiumsEarned" xlink:title="AssumedPremiumsEarned"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PremiumsEarnedNet" xlink:to="AssumedPremiumsEarned" xlink:title="calculation: PremiumsEarnedNet to AssumedPremiumsEarned" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PremiumsWrittenNet" xlink:label="PremiumsWrittenNet" xlink:title="PremiumsWrittenNet"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AssumedPremiumsWritten" xlink:label="AssumedPremiumsWritten" xlink:title="AssumedPremiumsWritten"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PremiumsWrittenNet" xlink:to="AssumedPremiumsWritten" xlink:title="calculation: PremiumsWrittenNet to AssumedPremiumsWritten" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CededPremiumsWritten" xlink:label="CededPremiumsWritten" xlink:title="CededPremiumsWritten"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PremiumsWrittenNet" xlink:to="CededPremiumsWritten" xlink:title="calculation: PremiumsWrittenNet to CededPremiumsWritten" order="2.0" weight="-1.0"/>

</link:calculationLink>

<link:calculationLink xlink:type="extended" xlink:role="http://platinumre.com/role/EarningsLossPerCommonShareDetails">

<link:loc xlink:type="locator" xlink:href="ptp-20141231.xsd#ptp_NetIncomeLossAllocatedToNonParticipatingCommonShareholdersBasicAndDiluted" xlink:label="NetIncomeLossAllocatedToNonParticipatingCommonShareholdersBasicAndDiluted" xlink:title="NetIncomeLossAllocatedToNonParticipatingCommonShareholdersBasicAndDiluted"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="NetIncomeLoss" xlink:title="NetIncomeLoss"/>

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</link:calculationLink>

<link:calculationLink xlink:type="extended" xlink:role="http://platinumre.com/role/CommitmentsAndContingenciesDetails">

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<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:title="OperatingLeasesFutureMinimumPaymentsDueCurrent"/>

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</link:calculationLink>

<link:calculationLink xlink:type="extended" xlink:role="http://platinumre.com/role/InvestmentsMaturitiesOfAvailableforsaleAndTradingSecuritiesDetails">

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<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PremiumsWrittenNet" xlink:to="CededPremiumsWritten" xlink:title="calculation: PremiumsWrittenNet to CededPremiumsWritten" order="2.0" weight="-1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DirectPremiumsWritten" xlink:label="DirectPremiumsWritten" xlink:title="DirectPremiumsWritten"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PremiumsWrittenNet" xlink:to="DirectPremiumsWritten" xlink:title="calculation: PremiumsWrittenNet to DirectPremiumsWritten" order="1.0" weight="1.0"/>

</link:calculationLink>

<link:calculationLink xlink:type="extended" xlink:role="http://platinumre.com/role/ShareIncentiveCompensationAndDefinedContributionRetirementPlansDetails">

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax" xlink:label="AllocatedShareBasedCompensationExpenseNetOfTax" xlink:title="AllocatedShareBasedCompensationExpenseNetOfTax"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="AllocatedShareBasedCompensationExpense" xlink:title="AllocatedShareBasedCompensationExpense"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AllocatedShareBasedCompensationExpenseNetOfTax" xlink:to="AllocatedShareBasedCompensationExpense" xlink:title="calculation: AllocatedShareBasedCompensationExpenseNetOfTax to AllocatedShareBasedCompensationExpense" order="1.0" weight="1.0"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense" xlink:label="EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense" xlink:title="EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense"/>

<link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AllocatedShareBasedCompensationExpenseNetOfTax" xlink:to="EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense" xlink:title="calculation: AllocatedShareBasedCompensationExpenseNetOfTax to EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense" order="2.0" weight="-1.0"/>

</link:calculationLink>

</link:linkbase>

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Filing Submission 0001171500-15-000007 – Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Platinum Underwriters Holdings Ltd – ‘10-K’ for 12/31/14 – ‘EX-101.CAL’

On: Wednesday, 2/11/15, at 5:20pm ET · For: 12/31/14 · Accession #: 1171500-15-7 · File #: 1-31341

Previous ‘10-K’: ‘10-K’ on 2/13/14 for 12/31/13 · Latest ‘10-K’: This Filing

Annual Report — Form 10-K — Sect. 13 / 15(d) – SEA’34Filing Table of Contents

‘EX-101.CAL’ — XBRL Calculations — ptp-20141231_cal

This Exhibit is an XBRL XML File.

Annual Report — Form 10-K — Sect. 13 / 15(d) – SEA’34
Filing Table of Contents