Pergamon Offshore Advisors, L.P. – ‘13F-HR’ for 6/30/06

On:  Wednesday, 8/9/06, at 10:13am ET   ·   Effective:  8/9/06   ·   For:  6/30/06   ·   Accession #:  1347193-6-7   ·   File #:  28-11944

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Quarterly Holdings and Combination Report by a Money Manager   —   Form 13F
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 13F-HR      Quarterly Holdings and Combination Report by a         6±    37K 
                Money Manager                                                    


UNITED STATES                                                                   
SECURITIESANDEXCHANGECOMMISSION                                                 
Washington, D.C. 20549                                                          

Form 13F                                                                        

FORM 13F COVER PAGE                                                             

Report for the Calendar Year or Quarter Ended:  June 30, 2006                   

Check here if Amendment [ ]:  Amendment Number:  ______                         
This Amendment (Check only one.):        [ ]  is a restatement.             
                                     [ ]  adds new holdings entries.

Institutional Investment Manager Filing this Report:                            

Name:     Pergamon Offshore Advisors, L.P.                                      
Address:  590 Madison Avenue, 30th Floor                                        
New York, NY 10022                              

Form 13F File Number: 028-11944                                                 

The institutional investment manager filing this report                         
and the person by whom it is signed hereby represent                            
that the person signing the report is authorized to                             
submit it, that all information contained herein is                             
true, correct and complete, and that it is                                      
understood that all required items, statements,                                 
schedules, lists and tables, are                                                
considered integral parts of this form.                                         

Person Signing this Report on Behalf of Reporting Manager:                      

Name:     Chad Coulter                                                          
Title:       Chief Compliance Officer                                           
Phone:    (212) 303-4362                                                        

Signature, Place, and Date of Signing:                                          

____________________New York, New York _____________                            

Report Type (Check only one.):                                                  

[X]     13F HOLDINGS REPORT.                                                    

[ ]     13F NOTICE.                                                             

[ ]     13F COMBINATION REPORT.                                                 

FORM 13F SUMMARY PAGE                                                           

Report Summary:                                                                 

Number of Other Included Managers:         0                                    

Form 13F Information Table Entry Total:   231                                   

Form 13F Information Table Value Total:  $791,691                               
                                                                 (thousands)

List of Other Included Managers:                                                

NONE                                                                            

                                                        [Enlarge/Download Table]
                                                                  FORM 13F INFORMATION TABLE                                        
                                                           VALUE   SHARES/  SH/ PUT/ INVSTMT    OTHER          VOTING AUTHORITY     
        NAME OF ISSUER          TITLE OF CLASS    CUSIP   (x$1000) PRN AMT  PRN CALL DSCRETN   MANAGERS     SOLE    SHARED    NONE  
------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- --------
                                                                                                                                    
ASE Test Limited               COM              Y02516105      577    63509 SH       SOLE                    63509                  
Accelrys Inc                   COM              00430U103      359    50312 SH       SOLE                    50312                  
Accenture Ltd Cl A             COM              g1150g111    11264   397732 SH       SOLE                   397732                  
Actuate Corp                   COM              00508b102     1274   315385 SH       SOLE                   315385                  
Acuity Brands Inc              COM              00508y102      535    13756 SH       SOLE                    13756                  
Adaptec Inc                    COM              00651F108     1109   255531 SH       SOLE                   255531                  
Advanced Energy Industries     COM              007973100     2995   226196 SH       SOLE                   226196                  
Advanced Micro Devices         COM              007903107    15033   615584 SH       SOLE                   615584                  
Advancis Pharmaceutical Corp   COM              00764l109      182    61399 SH       SOLE                    61399                  
Aetna Inc                      COM              00817y108     1266    31718 SH       SOLE                    31718                  
Aftermarket Technology Corp    COM              008318107     6171   248339 SH       SOLE                   248339                  
Alliance Imaging, Inc          COM              018606202      241    37690 SH       SOLE                    37690                  
Alpharma Inc A                 COM              020813101      810    33679 SH       SOLE                    33679                  
Altiris Inc                    COM              02148m100      915    50742 SH       SOLE                    50742                  
American Financial Group Inc   COM              025932104     7629   177824 SH       SOLE                   177824                  
Amerigroup Corp                COM              03073t102     3575   115170 SH       SOLE                   115170                  
AmerisourceBergen Corp         COM              03073e105     1787    42628 SH       SOLE                    42628                  
Anadarko Petroleum Corp        COM              032511107     4481    93966 SH       SOLE                    93966                  
Anika Therapeutics Inc         COM              032551087      451    46582 SH       SOLE                    46582                  
AnnTaylor Stores Corp          COM              036115103     6531   150551 SH       SOLE                   150551                  
Applied Biosystems Group-APP   COM              038020103     4038   124832 SH       SOLE                   124832                  
Applied Materials Inc          COM              038222105      641    39400 SH       SOLE                    39400                  
Arch Chemicals Inc.            COM              03937r102      773    21452 SH       SOLE                    21452                  
Ariba, Inc                     COM              04033v203     1260   153136 SH       SOLE                   153136                  
ArvinMeritor Inc               COM              043353101     8953   520826 SH       SOLE                   520826                  
Aspen Technology Inc           COM              045327103     8293   632115 SH       SOLE                   632115                  
Asyst Technologies Inc         COM              04648x107     1343   178390 SH       SOLE                   178390                  
Atmel Corp                     COM              049513104    12622  2274172 SH       SOLE                  2274172                  
Avici Systems Inc.             COM              05367l802     1212   209611 SH       SOLE                   209611                  
BEA Systems Inc                COM              073325102     1114    85138 SH       SOLE                    85138                  
Barnes & Noble Inc             COM              067774109    15886   435238 SH       SOLE                   435238                  
Becton Dickinson & Co          COM              075887109     1972    32252 SH       SOLE                    32252                  
Berkley, W. R. Corp            COM              084423102    11774   344972 SH       SOLE                   344972                  
Blair Corporation              COM              092828102      414    13901 SH       SOLE                    13901                  
Blockbuster Inc. Cl A          COM              093679108     4904   984645 SH       SOLE                   984645                  
Books-A-Million Inc            COM              098570104      311    18624 SH       SOLE                    18624                  
Bradley Pharmaceuticals Inc    COM              104576103     1967   192878 SH       SOLE                   192878                  
Brocade Communications Systems COM              111621108    14679  2390790 SH       SOLE                  2390790                  
Bruker Diosciences Corp        COM              116794108      117    21816 SH       SOLE                    21816                  
Buckle Inc., The               COM              118440106      891    21270 SH       SOLE                    21270                  
CBIZ, Inc.                     COM              124805102     1584   213818 SH       SOLE                   213818                  
CDC Corp Cl A                  COM              g2022l106      775   176202 SH       SOLE                   176202                  
CIENA CORP                     COM              171779101     9086  1889069 SH       SOLE                  1889069                  
CSG Systems Int'l Inc          COM              126349109     1507    60914 SH       SOLE                    60914                  
CSK Auto Corp                  COM              125965103     1302   108793 SH       SOLE                   108793                  
CSX Corp                       COM              126408103     1330    18879 SH       SOLE                    18879                  
CalAmp Corp                    COM              128126109      705    79264 SH       SOLE                    79264                  
California Micro Devices Corp  COM              130439102      189    47300 SH       SOLE                    47300                  
Carrier Access Corp            COM              144460102      233    28114 SH       SOLE                    28114                  
Cascade Corp                   COM              147195101      394     9970 SH       SOLE                     9970                  
Cato Corp Cl A                 COM              149205106     3185   123230 SH       SOLE                   123230                  
Ceridian Corp                  COM              156779100      411    16835 SH       SOLE                    16835                  
Champion Enterprises Inc.      COM              158496109      965    87434 SH       SOLE                    87434                  
Cherokee Inc                   COM              16444h102      410     9917 SH       SOLE                     9917                  
Claire's Stores Inc            COM              179584107     5960   233649 SH       SOLE                   233649                  
Coca-Cola Enterprises Inc      COM              191219104     2075   101862 SH       SOLE                   101862                  
Compuware Corp                 COM              205638109      636    94988 SH       SOLE                    94988                  
Conexant Systems Inc           COM              207142100     2270   907944 SH       SOLE                   907944                  
Connectics Corp                COM              208192104      406    34506 SH       SOLE                    34506                  
Conseco, Inc                   COM              208464883      540    23373 SH       SOLE                    23373                  
Continental Airlines B         COM              210795308     8666   290799 SH       SOLE                   290799                  
Cray Inc                       COM              225223304      307    30865 SH       SOLE                    30865                  
Credence Systems Corp          COM              225302108     5538  1582291 SH       SOLE                  1582291                  
Creditcorp Ltd                 COM              g2519y108     6437   214845 SH       SOLE                   214845                  
Crown Holdings Inc             COM              228368106     9264   595011 SH       SOLE                   595011                  
Cryolife Inc                   COM              228903100      642   118981 SH       SOLE                   118981                  
Cymer Inc                      COM              232572107    11562   248867 SH       SOLE                   248867                  
DDi Corp                       COM              233162502      125    15291 SH       SOLE                    15291                  
Dade Behring Holdings Inc      COM              23342j206     2575    61839 SH       SOLE                    61839                  
Darden Restaurants Inc         COM              237194105      946    24004 SH       SOLE                    24004                  
Deckers Outdoor Corp           COM              243537107     3023    78401 SH       SOLE                    78401                  
Dendrite International Inc     COM              248239105     1670   181134 SH       SOLE                   181134                  
Devon Energy Corporation       COM              25179m103    21163   350327 SH       SOLE                   350327                  
Docucorp International Inc     COM              255911109      237    31683 SH       SOLE                    31683                  
Dollar Tree Stores Inc         COM              256747106     3674   138627 SH       SOLE                   138627                  
Dress Barn Inc                 COM              261570105     3361   132590 SH       SOLE                   132590                  
Dynegy Inc A                   COM              26816q101     3533   645866 SH       SOLE                   645866                  
EOG Resources Inc              COM              26875p101      872    12580 SH       SOLE                    12580                  
EPIX Pharmaceuticals Inc.      COM              26881q101      250    57440 SH       SOLE                    57440                  
ESS Technology                 COM              269151106      176    81463 SH       SOLE                    81463                  
Edison International           COM              281020107     8477   217356 SH       SOLE                   217356                  
Embarcadero Technologies Inc   COM              290787100      282    46188 SH       SOLE                    46188                  
Emcor Group Inc.               COM              29084q100     2184    44873 SH       SOLE                    44873                  
Emulex Corp                    COM              292475209     5225   321156 SH       SOLE                   321156                  
Energen Corp                   COM              29265n108     1745    45426 SH       SOLE                    45426                  
Enzon Pharmaceuticals Inc.     COM              293904108     5146   682433 SH       SOLE                   682433                  
Equifax Inc                    COM              294429105     2915    84896 SH       SOLE                    84896                  
Exact Sciences Corp            COM              30063p105       70    33361 SH       SOLE                    33361                  
Exide Technologies             COM              302051206      619   144569 SH       SOLE                   144569                  
Extreme Networks Inc           COM              302260d10      620   149011 SH       SOLE                   149011                  
Fair Isaac Corp                COM              303250104     1063    29269 SH       SOLE                    29269                  
Fleetwood Enterprises          COM              339099103      132    17533 SH       SOLE                    17533                  
Freeport-McMoran Copper B      COM              35671d857    15921   287325 SH       SOLE                   287325                  
Freescale Semiconductor B      COM              35687m206    16505   561408 SH       SOLE                   561408                  
GAP Inc/The                    COM              364760108      454    26086 SH       SOLE                    26086                  
Genesco Inc                    COM              371532102      225     6636 SH       SOLE                     6636                  
Global Payments Inc            COM              37940x102    19789   407602 SH       SOLE                   407602                  
Gulfmark Offshore Inc          COM              402619109      223     8652 SH       SOLE                     8652                  
Gymboree Corp                  COM              403777105     5918   170255 SH       SOLE                   170255                  
H.B. Fuller Co                 COM              359694106     3874    88925 SH       SOLE                    88925                  
Harvard Bioscience, Inc.       COM              416906105      764   171674 SH       SOLE                   171674                  
Harvest Natural Resources Inc. COM              41754v103     8745   645846 SH       SOLE                   645846                  
Hasbro Inc                     COM              418056107     2482   137064 SH       SOLE                   137064                  
Hewlett-Packard Co             COM              428236103    18356   579433 SH       SOLE                   579433                  
Hi-Tech Pharmacal Co Inc       COM              42840b101      286    17280 SH       SOLE                    17280                  
Hugoton Royalty Trust          COM              444717102     4480   150825 SH       SOLE                   150825                  
Humana Inc                     COM              444859102      881    16415 SH       SOLE                    16415                  
Imation Corp                   COM              45245a107     4056    98803 SH       SOLE                    98803                  
Immucor Inc.                   COM              452526106     1001    52075 SH       SOLE                    52075                  
Incyte Corp                    COM              45337c102     5123  1113756 SH       SOLE                  1113756                  
InfoUSA Inc                    COM              456818301      668    64809 SH       SOLE                    64809                  
Innovex Inc/MN                 COM              457647105      123    32085 SH       SOLE                    32085                  
Intac International            COM              45811T100      251    35497 SH       SOLE                    35497                  
Inter Parfums, Inc             COM              458334109      613    35581 SH       SOLE                    35581                  
JC Penney Co Inc (Holdg Co)    COM              708160106     3840    56882 SH       SOLE                    56882                  
K-Swiss Inc Cl A               COM              482686102     1275    47743 SH       SOLE                    47743                  
Kemet Corp                     COM              488360108     1106   119956 SH       SOLE                   119956                  
Kinetic Concepts Inc           COM              49460w208     9781   221537 SH       SOLE                   221537                  
King Pharmaceuticals Inc.      COM              495582108    16087   946321 SH       SOLE                   946321                  
Knight Trading Group Inc A     COM              499063105      166    10875 SH       SOLE                    10875                  
Kulicke & Soffa Industries     COM              501242101     6729   908117 SH       SOLE                   908117                  
LSI Industries Inc             COM              50216c108      688    40497 SH       SOLE                    40497                  
LSI Logic Corp                 COM              502161102     3322   371224 SH       SOLE                   371224                  
LTX CORP                       COM              502392103     7449  1062679 SH       SOLE                  1062679                  
Laidlaw International          COM              50730r102    12820   508731 SH       SOLE                   508731                  
Lawson Software, Inc.          COM              520780107      272    40621 SH       SOLE                    40621                  
Lehman Brothers Holdings Inc   COM              524908100     1104    16945 SH       SOLE                    16945                  
Libbey Inc                     COM              529898108     2752   374359 SH       SOLE                   374359                  
Lockheed Martin Corp           COM              539830109      661     9220 SH       SOLE                     9220                  
LodgeNet Entertainment Corp    COM              540211109      464    24888 SH       SOLE                    24888                  
Lowes Corp Carolina Group      COM              540424207     3091    60175 SH       SOLE                    60175                  
Magellan Health Services Inc   COM              559079207     2598    57331 SH       SOLE                    57331                  
Magma Design Automation        COM              559181102     2927   398238 SH       SOLE                   398238                  
Martin Marietta Materials      COM              573284106     3038    33329 SH       SOLE                    33329                  
Matrix Service Co              COM              576853105     2178   190392 SH       SOLE                   190392                  
Mattel Inc                     COM              577081102      440    26679 SH       SOLE                    26679                  
McAfee Inc                     COM              579064106     4592   189197 SH       SOLE                   189197                  
MeadWestvaco Corp              COM              583334107     2587    92640 SH       SOLE                    92640                  
Medcath Corporation            COM              58404W109      534    28368 SH       SOLE                    28368                  
Men's Wearhouse Inc., The      COM              587118100      522    17235 SH       SOLE                    17235                  
Meridian Resource Corp         COM              58977q109      922   263542 SH       SOLE                   263542                  
Merix Corp                     COM              590049102     2573   234548 SH       SOLE                   234548                  
Merrill Lynch & Co Inc         COM              590188108     5161    74197 SH       SOLE                    74197                  
Mesa Air Group Inc             COM              590479101     1185   120353 SH       SOLE                   120353                  
Modine Manufacturing Co        COM              607828100     6729   288048 SH       SOLE                   288048                  
Molecular Devices Corp         COM              60851c107     1088    35608 SH       SOLE                    35608                  
Molina Healthcare Inc          COM              60855r100     2003    52654 SH       SOLE                    52654                  
Movie Gallery Inc              COM              624581104     1939   312215 SH       SOLE                   312215                  
Multimedia Games Inc           COM              625453105      431    42525 SH       SOLE                    42525                  
Myers Industries, Inc.         COM              628464109     2474   143913 SH       SOLE                   143913                  
Napster Inc.                   COM              630797108      416   135149 SH       SOLE                   135149                  
National Fuel  Gas Co          COM              636180101     1274    36262 SH       SOLE                    36262                  
National Semiconductor Corp    COM              637640103    10013   419829 SH       SOLE                   419829                  
Netflix Inc.                   COM              64110l106     1667    61258 SH       SOLE                    61258                  
Network Equipment Tech Inc     COM              641208103       34    10807 SH       SOLE                    10807                  
Neurocrine Biosciences Inc     COM              64125C109      951    89728 SH       SOLE                    89728                  
Newell Rubbermaid Inc          COM              651229106      909    35187 SH       SOLE                    35187                  
Nicor Inc                      COM              654086107      415    10010 SH       SOLE                    10010                  
Nordstrom Inc                  COM              655664100     8212   224973 SH       SOLE                   224973                  
Nucor Corp                     COM              670346105    10751   198178 SH       SOLE                   198178                  
Office Depot Inc               COM              676220106     8005   210648 SH       SOLE                   210648                  
OfficeMax Inc                  COM              67622p101     4144   101696 SH       SOLE                   101696                  
Olympic Steel Inc              COM              68162k106     1393    39354 SH       SOLE                    39354                  
Omnova Solutions Inc           COM              682129101      392    69026 SH       SOLE                    69026                  
On Semiconductor Corporation   COM              682189105     5848   994566 SH       SOLE                   994566                  
P.A.M. Transportation Services COM              693149106      384    13298 SH       SOLE                    13298                  
PRAECIS Pharmaceuticals Inc    COM              739421402      224    73540 SH       SOLE                    73540                  
Pactiv Corp                    COM              695257105    20839   841969 SH       SOLE                   841969                  
Parker Drilling Co             COM              701081101     8565  1192926 SH       SOLE                  1192926                  
Payless Shoesource Inc.        COM              704379106    15523   571330 SH       SOLE                   571330                  
Penn Virginia Corp             COM              707882106      711    10172 SH       SOLE                    10172                  
Pepsi Bottling Group Inc       COM              713409100     2028    63080 SH       SOLE                    63080                  
PepsiAmericas Inc              COM              71343p200      550    24864 SH       SOLE                    24864                  
Perkinelmer Inc                COM              714046109     1266    60590 SH       SOLE                    60590                  
Pharmacyclics Inc              COM              716933106       59    15299 SH       SOLE                    15299                  
Phelps Dodge Corp              COM              717265102    12835   156217 SH       SOLE                   156217                  
Philadelphia Consolidated Hold COM              717528103     1531    50429 SH       SOLE                    50429                  
Planar Systems Inc             COM              726900103      253    21027 SH       SOLE                    21027                  
Playboy Enterprises Cl B       COM              728117300      410    41120 SH       SOLE                    41120                  
Playtex Products Inc           COM              73813p100     1044   100127 SH       SOLE                   100127                  
Q-Med, Inc                     COM              747914109      168    39358 SH       SOLE                    39358                  
Quanex Corp                    COM              747620102      527    12244 SH       SOLE                    12244                  
Reliv International Inc        COM              75952r100     1640   165943 SH       SOLE                   165943                  
Rent-A-Center Inc              COM              76009n100     7549   303666 SH       SOLE                   303666                  
Republic Services Inc          COM              760759100     1463    36273 SH       SOLE                    36273                  
Safeco Corp                    COM              786429100     1838    32622 SH       SOLE                    32622                  
Safety Insurance Group Inc     COM              78648t100     2796    58794 SH       SOLE                    58794                  
Saks Incorporated              COM              79377w108      523    32341 SH       SOLE                    32341                  
Schulman (A.) Inc              COM              808194104     2105    91964 SH       SOLE                    91964                  
Sierra Health Services         COM              826322109    13364   296788 SH       SOLE                   296788                  
Silgan Holdings Inc            COM              827048109     3206    86631 SH       SOLE                    86631                  
Silicon Storage Technology     COM              827057100      992   247897 SH       SOLE                   247897                  
Skechers USA Inc Cl A          COM              830566105      534    22159 SH       SOLE                    22159                  
Sonic Automotive Inc           COM              83545g102      604    27250 SH       SOLE                    27250                  
Sonicwall Inc                  COM              835470105     1573   174954 SH       SOLE                   174954                  
Spanish Broadcasting System In COM              846425882      144    28266 SH       SOLE                    28266                  
St Paul Travelers Cos Inc/TH   COM              792860108     1236    27728 SH       SOLE                    27728                  
Startek Inc                    COM              85569c107      231    15476 SH       SOLE                    15476                  
Steel Dynamics Inc             COM              858119100    16799   255535 SH       SOLE                   255535                  
Swift Energy Co                COM              870738101     4232    98588 SH       SOLE                    98588                  
Sybase, Inc                    COM              871130100     3303   170276 SH       SOLE                   170276                  
Sykes Enterprises Inc          COM              871237103     4388   271563 SH       SOLE                   271563                  
TESORO CORP                    COM              881609101      894    12018 SH       SOLE                    12018                  
TRW Automotive Holdings Corp   COM              87264s106      803    29423 SH       SOLE                    29423                  
Telefonos de Mexico SP ADR L   COM              879403780     9921   476290 SH       SOLE                   476290                  
Tellabs Inc                    COM              879664100     9037   678936 SH       SOLE                   678936                  
Texas Industries Inc           COM              882491103     2446    46063 SH       SOLE                    46063                  
Texas Instruments Inc          COM              882508104      552    18232 SH       SOLE                    18232                  
Thoratec Corp                  COM              885175307      856    61711 SH       SOLE                    61711                  
Todco Cl A                     COM              88889t107     6889   168638 SH       SOLE                   168638                  
TransAct Technologies Inc      COM              892918103      162    15758 SH       SOLE                    15758                  
Travelzoo Inc.                 COM              89421q106     2622    86433 SH       SOLE                    86433                  
TriZetto Group Inc             COM              896882107     1278    86392 SH       SOLE                    86392                  
Trident Microsystems Inc       COM              895919108      471    24841 SH       SOLE                    24841                  
Tweeter Home Entertainment Gro COM              901167106     1608   226507 SH       SOLE                   226507                  
UGI Corp                       COM              902681105      206     8356 SH       SOLE                     8356                  
USEC Inc                       COM              90333E108     3196   269744 SH       SOLE                   269744                  
United Online Inc              COM              911268100     3427   285604 SH       SOLE                   285604                  
Urologix Inc                   COM              917273104      218    69399 SH       SOLE                    69399                  
Valmont Industries             COM              920253101      390     8388 SH       SOLE                     8388                  
Veritas DGC Inc                COM              92343p107     3917    75939 SH       SOLE                    75939                  
Visteon Corp                   COM              92839u107     4731   656172 SH       SOLE                   656172                  
Watson Pharmaceuticals, Inc.   COM              942683103     1015    43593 SH       SOLE                    43593                  
Westell Technologies Inc A     COM              957541105       39    17959 SH       SOLE                    17959                  
Wet Seal Inc-Cl A              COM              961840105     2411   493971 SH       SOLE                   493971                  
White Electronic Designs       COM              963801105      128    25282 SH       SOLE                    25282                  
Wilshire Bancorp Inc           COM              97186T108     1065    59083 SH       SOLE                    59083                  
Wolverine Tube Inc             COM              978093102      134    36540 SH       SOLE                    36540                  
Wolverine World Wide Inc       COM              978097103     3743   160434 SH       SOLE                   160434                  
Young Broadcasting Inc A       COM              987434107       51    16155 SH       SOLE                    16155                  
Zoran Corp                     COM              98975f101     6533   268390 SH       SOLE                   268390                  

Dates Referenced Herein

This ‘13F-HR’ Filing		Date		Other Filings
Filed on / Effective on:		8/9/06		None on these Dates
For Period end:		6/30/06
				List all Filings