SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ANNUAL REPORT [x] ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2001 OR [_] TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 1-13884 A. Full title of the Plan and the address of the Plan, if different from that of the issuer named below: COOPER CAMERON CORPORATION SAVINGS INVESTMENT PLAN FOR HOURLY EMPLOYEES B. Name of issuer of the securities held pursuant to the Plan and the address of the principal executive office: COOPER CAMERON CORPORATION 1333 West Loop South, Suite 1700 Houston, Texas 77027 COOPER CAMERON CORPORATION SAVINGS INVESTMENT PLAN FOR HOURLY EMPLOYEES Page Unaudited Financial Statements Statement of Changes in Net Assets Available for Benefits 1 with Fund Information Signature 2 Statement of Changes in Net Assets Available for Benefits (Unaudited) Savings & Investment Plan 004 ------------ Additions: Employer Contributions less prior year accrual plus current year accrual 24,597 -------- Employer Contributions Participant Contributions 62,135 -------- Total Contributions 86,732 Net Investment gain (loss) from CCC Master Trust for Defined Contribution Plans (18,198) -------- Total Additions: 68,534 Deductions: Benefit Payments (43,086) Fees and Expenses (1,584) -------- (44,670) Other Changes in net assets: Net Asset Additions & Withdrawals (Transfers) - Net Increase (decrease) 23,864 Net assets available for benefits: Beginning of period (py audit reports) 840,879 -------- End of period 864,743 ======== 1 SIGNATURES The Plan. Pursuant to the requirements of the Securities Exchange Act of 1934, the members of the Plan Administration Committee have duly caused this annual report to be signed on its behalf by the undersigned hereunto duly authorized. COOPER CAMERON CORPORATION SAVINGS INVESTMENT PLAN FOR HOURLY EMPLOYEES /s/ Jane L. Crowder ----------------------------------------- By: Jane L. Crowder Member of the Plan Administration Committee Date: June 28, 2002 2