SEC Info℠ | Home | Search | My Interests | Help | Sign In | Please Sign In | ||||||||||||||||||||
As Of Filer Filing For·On·As Docs:Size Issuer Filing Agent 2/28/24 Koppers Holdings Inc. 10-K 12/31/23 123:18M Donnelley … Solutions/FA |
Document/Exhibit Description Pages Size 1: 10-K Annual Report HTML 3.85M 2: EX-10.43 Material Contract HTML 119K 3: EX-10.44 Material Contract HTML 149K 4: EX-10.45 Material Contract HTML 147K 5: EX-10.46 Material Contract HTML 120K 6: EX-21 Subsidiaries List HTML 55K 7: EX-23.1 Consent of Expert or Counsel HTML 34K 8: EX-24 Power of Attorney HTML 83K 12: EX-97 Clawback Policy re: Recovery of Erroneously HTML 59K Awarded Compensation 9: EX-31.1 Certification -- §302 - SOA'02 HTML 38K 10: EX-31.2 Certification -- §302 - SOA'02 HTML 38K 11: EX-32.1 Certification -- §906 - SOA'02 HTML 38K 14: R1 Document and Entity Information HTML 106K 15: R2 Consolidated Statement of Operations HTML 150K 16: R3 Consolidated Statement of Comprehensive Income HTML 71K 17: R4 Consolidated Statement of Comprehensive (Loss) HTML 41K Income (Parenthetical) 18: R5 Consolidated Balance Sheet HTML 167K 19: R6 Consolidated Balance Sheet (Parenthetical) HTML 52K 20: R7 Consolidated Statement of Cash Flows HTML 138K 21: R8 Consolidated Statement of Shareholders' Equity HTML 121K 22: R9 Consolidated Statement of Shareholders' Equity HTML 52K (Parenthetical) 23: R10 Pay vs Performance Disclosure HTML 46K 24: R11 Insider Trading Arrangements HTML 63K 25: R12 Description of Business HTML 41K 26: R13 Summary of Significant Accounting Policies HTML 76K 27: R14 Acquisitions, Divestitures and Discontinued HTML 55K Operations 28: R15 Common Stock and Senior Convertible Preferred HTML 78K Stock 29: R16 Derivative Financial Instruments HTML 167K 30: R17 Fair Value Measurements HTML 63K 31: R18 Earnings and Dividends per Common Share HTML 85K 32: R19 Stock-based Compensation HTML 207K 33: R20 Segment Information HTML 305K 34: R21 Income Taxes HTML 219K 35: R22 Inventories HTML 56K 36: R23 Property, Plant and Equipment HTML 58K 37: R24 Goodwill and Other Identifiable Intangible Assets HTML 157K 38: R25 Pensions and Post-Retirement Benefit Plans HTML 371K 39: R26 Debt HTML 102K 40: R27 Leases HTML 83K 41: R28 Commitments and Contingent Liabilities HTML 81K 42: R29 Subsequent Events HTML 37K 43: R30 Schedule II - Valuation and Qualifying Accounts HTML 105K 44: R31 Summary of Significant Accounting Policies HTML 115K (Policies) 45: R32 Summary of Significant Accounting Policies HTML 54K (Tables) 46: R33 Acquisitions, Divestitures and Discontinued HTML 47K Operations (Tables) 47: R34 Common Stock and Senior Convertible Preferred HTML 77K Stock (Tables) 48: R35 Derivative Financial Instruments (Tables) HTML 163K 49: R36 Fair Value Measurements (Tables) HTML 61K 50: R37 Earnings and Dividends per Common Share (Tables) HTML 84K 51: R38 Stock-based Compensation (Tables) HTML 211K 52: R39 Segment Information (Tables) HTML 305K 53: R40 Income Taxes (Tables) HTML 213K 54: R41 Inventories (Tables) HTML 57K 55: R42 Property, Plant and Equipment (Tables) HTML 56K 56: R43 Goodwill and Other Identifiable Intangible Assets HTML 156K (Tables) 57: R44 Pensions and Post-Retirement Benefit Plans HTML 358K (Tables) 58: R45 Debt (Tables) HTML 91K 59: R46 Leases (Tables) HTML 84K 60: R47 Commitments and Contingent Liabilities (Tables) HTML 55K 61: R48 Description of Business - Additional Information HTML 36K (Detail) 62: R49 Summary of Significant Accounting Policies - HTML 55K Additional Information (Detail) 63: R50 Summary of Significant Accounting Policies - HTML 44K Summary of Asset Retirement Obligation Liabilities (Detail) 64: R51 Acquisitions, Divestitures and Discontinued HTML 77K Operations - Additional Information (Detail) 65: R52 Acquisitions, Divestitures and Discontinued HTML 50K Operations - Schedule of Fair Value of Assets and Liabilities Acquired (Detail) 66: R53 Common Stock and Senior Convertible Preferred HTML 48K Stock - Schedule of Changes in Common Stock and Treasury Stock (Detail) 67: R54 Plant Closure and Divestitures - Additional HTML 45K Information (Detail) 68: R55 Discontinued Operations - Additional Information HTML 56K (Detail) 69: R56 Derivative Financial Instruments - Additional HTML 58K Information (Detail) 70: R57 Derivative Financial Instruments - Schedule of HTML 71K Fair Value of Outstanding Derivative Contracts Recorded in Balance Sheet (Detail) 71: R58 Derivative Financial Instruments - Schedule of HTML 48K Outstanding Copper Swap Contracts (Detail) 72: R59 Derivative Financial Instruments - Schedule of HTML 39K Unrealized Gain (Loss) from Contract Where Hedge Accounting Was Not Elected (Detail) 73: R60 Derivative Financial Instruments - Summary of Net HTML 36K Currency Units Outstanding (Detail) 74: R61 Fair Value Measurements - Schedule of Company's HTML 44K Financial Instruments (Detail) 75: R62 Earnings and Dividends per Common Share - Schedule HTML 82K of Computation of Basic and Diluted Earnings per Common Share (Detail) 76: R63 Earnings and Dividends per Common Share - HTML 44K Additional Information (Detail) 77: R64 Stock-based Compensation - Additional Information HTML 77K (Detail) 78: R65 Stock-based Compensation - Performance Award Fair HTML 71K Value Assumptions (Detail) 79: R66 Stock-based Compensation - Summary of Performance HTML 68K Stock Units (Detail) 80: R67 Stock-based Compensation - Summary of Status and HTML 79K Activity of Non-Vested Stock Awards (Detail) 81: R68 Stock-based Compensation - Stock Options Fair HTML 62K Value Assumptions (Detail) 82: R69 Stock-based Compensation - Summary of Status and HTML 64K Activity of Stock Options (Detail) 83: R70 Stock-based Compensation - Schedule of Stock-Based HTML 47K Compensation Expense Recognized (Detail) 84: R71 Segment Information - Additional Information HTML 44K (Detail) 85: R72 Segment Information - Schedule of Segment Revenues HTML 70K for Significant Product Lines (Detail) 86: R73 Segment Information - Summary of Results of HTML 93K Segment Operations (Detail) 87: R74 Segment Information - Summary of Tangible and HTML 69K Intangible Assets by Segments (Detail) 88: R75 Segment Information - Schedule of Revenues and HTML 52K Long-Lived Assets by Geographic Area (Detail) 89: R76 Income Taxes - Summary of Income Tax Provision HTML 62K (Detail) 90: R77 Income Taxes - Additional Information (Detail) HTML 64K 91: R78 Income Taxes - Summary of Income Taxes Reconciled HTML 56K with Federal Statutory Rate (Detail) 92: R79 Income Taxes - Summary of Deferred Tax Assets and HTML 74K Liabilities (Detail) 93: R80 Income Taxes - Summary of Valuation Allowances HTML 45K Recorded to Offset Deferred Tax Assets (Detail) 94: R81 Income taxes - Summary of Unrecognized Tax HTML 41K Benefits (Detail) 95: R82 Inventories - Components of Inventories (Detail) HTML 46K 96: R83 Property, Plant and Equipment - Property, Plant HTML 49K and Equipment (Detail) 97: R84 Property, Plant and Equipment - Additional HTML 38K Information (Detail) 98: R85 Goodwill and Other Identifiable Intangible Assets HTML 49K - Changes in Carrying Amount of Goodwill (Detail) 99: R86 Goodwill and Other Identifiable Intangible Assets HTML 42K - Additional Information (Detail) 100: R87 Goodwill and Other Identifiable Intangible Assets HTML 70K - Schedule of Identifiable Intangible Assets (Detail) 101: R88 Goodwill and Other Identifiable Intangible Assets HTML 45K - Schedule of Future Amortization Expense (Detail) 102: R89 Pensions and Post-Retirement Benefit Plans - HTML 83K Additional Information (Detail) 103: R90 Pensions and Post-Retirement Benefit Plans - HTML 59K Components of Net Periodic Benefit Cost for Pension Plans and Other Benefit Plans (Detail) 104: R91 Pensions and Post-Retirement Benefit Plans - HTML 96K Schedule of Change in Funded Status of Pension and Post-Retirement Plans (Detail) 105: R92 Pensions and Post-Retirement Benefit Plans - HTML 52K Schedule of Projected Benefit Payments (Detail) 106: R93 Pensions and Post-Retirement Benefit Plans - HTML 47K Schedule of Weighted-Average Assumptions (Detail) 107: R94 Pensions and Post-Retirement Benefit Plans - HTML 43K Schedule of Weighted Average Asset Allocation for Company's Pension Plans (Detail) 108: R95 Pensions and Post-Retirement Benefit Plans - HTML 89K Schedule of Pension Plan Assets at Fair Value (Detail) 109: R96 Debt - Schedule of Long-Term Debt Instruments HTML 64K (Detail) 110: R97 Debt - Additional Information (Detail) HTML 91K 111: R98 Debt - Schedule of Debt Maturities (Detail) HTML 60K 112: R99 Leases - Schedule of Operating Lease Costs, HTML 43K Variable Lease Costs and Supplemental Cash Flow Information (Details) 113: R100 Leases - Summary of Amount and Timing of Cash HTML 53K Flows From Operating Leases (Detail) 114: R101 Leases - Schedule of Supplemental Consolidated HTML 38K Balance Sheet Information Related to Leases (Detail) 115: R102 Commitments and Contingent Liabilities - HTML 95K Additional Information (Detail) 116: R103 Commitments and Contingent Liabilities - Changes HTML 44K in Accrued Liability for Environmental Matters (Detail) 117: R104 Subsequent Events - Additional Information HTML 39K (Detail) 118: R105 Schedule II - Valuation and Qualifying Accounts HTML 50K (Detail) 120: XML IDEA XML File -- Filing Summary XML 231K 123: XML XBRL Instance -- kop-20231231_htm XML 5.04M 119: EXCEL IDEA Workbook of Financial Report Info XLSX 222K 13: EX-101.SCH XBRL Taxonomy Extension Schema With Embedded XSD 5.60M Linkbases Document -- kop-20231231 121: JSON XBRL Instance as JSON Data -- MetaLinks 825± 1.30M 122: ZIP XBRL Zipped Folder -- 0000950170-24-021787-xbrl Zip 685K
EX-32.1 |
Exhibit 32.1
CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
In connection with the Annual Report of Koppers Holdings Inc. (the “Company”) on Form 10-K for the year ended December 31, 2023, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), each of the undersigned hereby certifies in his capacity as an officer of Koppers Holdings Inc., pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:
A signed original of this written statement required by Section 906, or other document authenticating, acknowledging, or otherwise adopting the signature that appears in typed form within the electronic version of this written statement required by Section 906, has been provided to the Company and will be retained by the Company and furnished to the Securities and Exchange Commission or its staff upon request.
|
|
/S/ LEROY M. BALL |
/S/ JIMMI SUE SMITH |
Leroy M. Ball |
Jimmi Sue Smith |
Chief Executive Officer |
Chief Financial Officer |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
This ‘10-K’ Filing | Date | Other Filings | ||
---|---|---|---|---|
Filed on: | 2/28/24 | 8-K | ||
For Period end: | 12/31/23 | |||
List all Filings |