1 As Filed With The Securities And Exchange Commission On November 2, 1999 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 AMENDMENT No. 1 TO SCHEDULE 13E-3 RULE 13E-3 TRANSACTION STATEMENT (PURSUANT TO SECTION 13(E) OF THE SECURITIES EXCHANGE ACT OF 1934 AND RULE 13E-3 ((S) 240.13E-3) THEREUNDER) COGENERATION CORPORATION OF AMERICA - -------------------------------------------------------------------------------- (Name of the Issuer) NRG ENERGY, INC. COGENERATION CORPORATION OF AMERICA - -------------------------------------------------------------------------------- (Name of Person(s) Filing Statement) COMMON STOCK, PAR VALUE $0.01 PER SHARE - -------------------------------------------------------------------------------- (Title of Class of Securities) 628950-10-7 - -------------------------------------------------------------------------------- (CUSIP Number of Class of Securities) James J. Bender Julie A. Jorgensen Vice President and General Counsel President and Chief Executive Officer NRG Energy, Inc. Cogeneration Corporation of America 1221 Nicollet Mall, Suite 700 One Carlson Parkway, Suite 240 Minneapolis, MN 55403-2445 Minneapolis, MN 55447-4454 (612) 373-5300 (612) 745-7900 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications on Behalf of Person(s) Filing Statement) Copies to: Jeanine L. Matte, Esq. Bruce J. Parker, Esq. Pankaj K. Sinha, Esq. Kaplan, Strangis and Kaplan, P.A. Skadden, Arps, Slate, Meagher & Flom LLP 5500 Norwest Center 1440 New York Avenue, N.W. 90 South Seventh Street Washington, D.C. 20005-2111 Minneapolis, MN 55402 (202) 371-7000 (612) 904-5600 2 This statement is filed in connection with (check the appropriate box): a. [x] The filing of solicitation materials or an information statement subject to Regulation 14A, Regulation 14C or Rules 13e-3(c) under the Securities Exchange Act of 1934. b. [ ] The filing of a registration statement under the Securities Act of 1933. c. [ ] A tender offer. d. [ ] None of the above. Check the following box if the soliciting materials or information statement referred to in checking box (a) are preliminary copies: [x] CALCULATION OF FILING FEE Transaction Valuation Amount of Filing Fee $183,463,413.00 $36,692.69 [x] Check box if any part of the fee is offset as provided by Rule 0-11(a)(2) and identify the filing with which the offsetting fee was previously paid. Identify the previous filing by registration statement number, or the form or schedule and the date of its filing. Amount Previously Paid: $36,634.93 Form or Registration Number: Schedule 14A Filing Party: Cogeneration Corporation of America Date Filed: November 2, 1999 2 3 INTRODUCTION This Rule 13e-3 Transaction Statement on Schedule 13E-3 (the "Schedule 13E-3") is being filed by NRG Energy, Inc., a corporation organized under the laws of Delaware ("NRG"), and Cogeneration Corporation of America, a corporation organized under the laws of Delaware ("CogenAmerica"), pursuant to Section 13(e) of the Securities Exchange Act of 1934, as amended, and Rule 13(e) 3 thereunder, in connection with the Agreement and Plan of Merger, dated as of August 26, 1999 (the "Merger Agreement"), by and among Calpine Corporation ("Calpine"), Calpine East Acquisition Corp. ("Acquisition Sub") and CogenAmerica, pursuant to which Acquisition Sub will merge with and into CogenAmerica, with CogenAmerica continuing as the surviving corporation. The following Cross Reference Sheet, prepared pursuant to General Instruction F to Schedule 13E-3, shows the location in the Proxy Statement of CogenAmerica filed with the Securities and Exchange Commission on the date hereof of the information required to be included in this Schedule 13E-3. The information set forth in the Proxy Statement, including all exhibits thereto, is hereby expressly incorporated herein by reference as set forth in the Cross Reference Sheet and the responses in this Schedule 13E-3, and such responses are qualified in their entirety by reference to the information contained in the Proxy Statement. The information contained in this Schedule 13E-3 concerning CogenAmerica, including, without limitation, information concerning the background of the transaction, the deliberations of CogenAmerica's Board of Directors in connection with the transaction, the opinion of CogenAmerica's financial advisor, and CogenAmerica's capital structure and historical financial statements, was supplied by CogenAmerica. NRG, Calpine and Acquisition Sub take no responsibility for the accuracy of such information. The information contained in this Schedule 13E-3 concerning Calpine and Acquisition Sub was supplied by Calpine. CogenAmerica and NRG take no responsibility for the accuracy of such information. The information contained in this Schedule 13E-3 concerning NRG was supplied by NRG. CogenAmerica, Calpine and Acquisition Sub take no responsibility for the accuracy of such information. 3 4 CROSS-REFERENCE SHEET SCHEDULE 13E-3 LOCATION IN PROXY STATEMENT ITEM NUMBER AND CAPTION --------------------------- ----------------------- Item 1(a)................................... Outside Front Cover Page; QUESTIONS AND ANSWERS ABOUT THE MERGER; SUMMARY - The Companies Item 1(b)................................... SUMMARY - The Special Meeting; THE SPECIAL MEETING - Record Date; Voting Power; Votes Required Item 1(c)................................... HISTORICAL MARKET INFORMATION Item 1(d)................................... HISTORICAL MARKET INFORMATION Item 1(e)................................... Not applicable. Item 1(f)................................... Not applicable. Item 2(a)-(d),(g)........................... Not applicable. Item 2(e)-(f)............................... Not applicable. Item 3(a)(1)................................ Outside Front Cover Page; SPECIAL FACTORS - Background of the Merger; - Reasons for the Merger; - Conflicts of Interest - Arrangements with NRG 4 5 Item 3(a)(2)and(b).......................... Outside Front Cover Page; SUMMARY - Recommendations of the Independent Directors Committee and the Board of Directors; SPECIAL FACTORS - Background of the Merger; - Reasons for the Merger; -Conflicts of Interest - Arrangements with NRG Item 4(a)................................... QUESTIONS AND ANSWERS ABOUT THE MERGER; SUMMARY - Terms of the Merger Agreement; SPECIAL FACTORS - Purpose, Timing and Structure of the Merger; SUMMARY OF MATERIAL FEATURES OF THE MERGER Item 4(b)................................... QUESTIONS AND ANSWERS ABOUT THE MERGER; SUMMARY - Terms of the Merger Agreement; SPECIAL FACTORS - Purpose, Timing and Structure of the Merger; SUMMARY OF MATERIAL FEATURES OF THE MERGER; SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT Item 5(a)-(b)............................... SUMMARY - Terms of the Merger Agreement; SPECIAL FACTORS - Background of the Merger; - Plans for CogenAmerica After the Merger; - Conflicts of Interest - Arrangements with NRG; SUMMARY OF MATERIAL FEATURES OF THE MERGER; SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT 5 6 Item 5(c)-(d)............................... SUMMARY - Terms of the Merger Agreement; SPECIAL FACTORS - Purpose, Timing and Structure of the Merger; - Plans for CogenAmerica After the Merger; SUMMARY OF MATERIAL FEATURES OF THE MERGER; SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT Item 5(e)................................... QUESTIONS AND ANSWERS ABOUT THE MERGER; SUMMARY - Terms of the Merger Agreement; SPECIAL FACTORS - Purpose, Timing and Structure of the Merger; - Plans for CogenAmerica After the Merger; SUMMARY OF MATERIAL FEATURES OF THE MERGER; SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT Item 5(f)-(g)............................... QUESTIONS AND ANSWERS ABOUT THE MERGER; SUMMARY - Terms of the Merger Agreement; SPECIAL FACTORS - Purpose, Timing and Structure of the Merger; SUMMARY OF MATERIAL FEATURES OF THE MERGER; SPECIAL FACTORS - Certain Effects of the Merger Item 6(a) and (d)........................... SUMMARY OF MATERIAL FEATURES OF THE MERGER - Financing of the Merger; Source of Funds Item 6(b)................................... EXPENSES OF THE TRANSACTION 6 7 Item 7(a)-(c).............................. SUMMARY - Potential Benefits and Detriments of the Merger to Unaffiliated Stockholders; Benefits to Insiders; SPECIAL FACTORS - Background of the Merger; - Purpose, Timing and Structure of the Merger; - Reasons for the Merger; - Perspective of NRG on the Fairness of the Merger Item 7(d).................................. SUMMARY - Potential Benefits and Detriments of the Merger to Unaffiliated Stockholders; Benefits to Insiders; SPECIAL FACTORS - Background of the Merger; - Purpose, Timing and Structure of the Merger; - Reasons for the Merger; - Perspective of NRG on the Fairness of the Merger; SUMMARY OF MATERIAL FEATURES OF THE MERGER - Federal Income Tax Consequences of the Transaction Item 8(a) ................................. QUESTIONS AND ANSWERS ABOUT THE MERGER; SUMMARY - Recommendations of the Independent Directors Committee and the Board of Directors; - Opinion of CogenAmerica's Financial Advisor; SPECIAL FACTORS - Background of the Merger; - Purpose, Timing and Structure of the Merger; - Reasons for the Merger; - Opinion of Financial Advisor; - Perspective of NRG on the Fairness of the Merger 7 8 Item 8(b)............................... SUMMARY - Recommendations of the Independent Directors Committee and the Board of Directors; - Opinion of CogenAmerica's Financial Advisor; SPECIAL FACTORS - Background of the Merger; - Purpose, Timing and Structure of the Merger; - Reasons for the Merger; - Opinion of Financial Advisor; - Perspective of NRG on the Fairness of the Merger Item 8(c)............................... SUMMARY - Record Date; Voting Power; Votes Required; THE SPECIAL MEETING - Record Date; Voting Power; Votes Required; SUMMARY OF MATERIAL FEATURES OF THE MERGER - The Merger - Conditions to the Merger Item 8(d)............................... SPECIAL FACTORS - Background of the Merger; - Recommendations of the Independent Directors Committee and the Board of Directors Item 8(e)............................... SUMMARY - Record Date; Voting Power; Votes Required; SPECIAL FACTORS - Background of the Merger; - Recommendations of the Independent Directors Committee and the Board of Directors; THE SPECIAL MEETING - Record Date; Voting Power; Votes Required; SUMMARY OF MATERIAL FEATURES OF THE MERGER - The Merger - Conditions to the Merger 8 9 Item 8(f)............................... SPECIAL FACTORS - Background of the Merger; - Reasons for the Merger; - Recommendations of the Independent Directors Committee and the Board of Directors Item 9(a)-(c)............................ SUMMARY - Opinion of CogenAmerica's Financial Advisor; - Recommendations of the Independent Directors Committee and the Board of Directors; SPECIAL FACTORS - Opinion of Financial Advisor Item 10(a)............................... SUMMARY - Record Date; Voting Power; Votes Required; THE SPECIAL MEETING - Record Date; Voting Power; Votes Required; INTEREST IN SECURITIES OF COGENAMERICA Item 10(b)............................... CERTAIN TRANSACTIONS IN COMMON STOCK AND STOCK OPTIONS Item 11.................................. SUMMARY OF MATERIAL FEATURES OF THE MERGER; SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT 9 10 Item 12(a)-(b)......................... SUMMARY - Recommendations of the Independent Directors Committee and the Board of Directors; THE SPECIAL MEETING - Record Date; Voting Power; Votes Required; SPECIAL FACTORS - Reasons for the Merger; - Recommendations of the Independent Directors Committee and the Board of Directors; - Perspective of NRG on the Fairness of the Merger; - Conflicts of Interest; SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT Item 13(a)............................. SUMMARY - Appraisal Rights; SUMMARY OF MATERIAL FEATURES OF THE MERGER - Appraisal Rights Item 13(b)-(c)......................... Not applicable. Item 14(a)............................. SELECTED CONSOLIDATED FINANCIAL DATA OF COGENAMERICA; INCORPORATION OF CERTAIN DOCUMENTS BY REFERENCE Item 14(b)............................. Not applicable. Item 15(a)-(b)......................... THE SPECIAL MEETING - General; EXPENSES OF THE TRANSACTION Item 16................................ Not applicable. Item 17(a)............................. Not applicable. Item 17(b)............................. Fairness Opinion, dated as of August 26, 1999, delivered by Donaldson, Lufkin & Jenrette Securities Corporation (set forth as Appendix C to the Proxy Statement which is filed as Exhibit (d) hereto)* Item 17(c)(1).......................... Agreement and Plan of Merger among Cogeneration Corporation of America, Calpine Corporation and Calpine East Acquisition Corp., dated as of August 26, 1999 (set forth as Appendix A to the Proxy Statement which is filed as Exhibit (d) hereto)* Item 17(c)(2).......................... Contribution and Stockholders Agreement, dated as of August 26, 1999, among Calpine Corporation, Calpine East Acquisition Corp. and NRG Energy, Inc. Item 17(d)............................. Copies of each of the Preliminary Proxy Statement of Cogeneration Corporation of America, Letter to Stockholders and Notice of Special Meeting of Stockholders Item 17(e)............................. Section 262 of the Delaware General Corporation Law (set forth as Appendix D to the Proxy Statement which is filed as Exhibit (d) hereto)* Item 17(f)............................. Not applicable. * Incorporated by reference to the Proxy Statement 10 11 ITEM 1. ISSUER AND CLASS OF SECURITY SUBJECT TO THE TRANSACTION. (a) The information set forth on the Outside Front Cover Page and in "QUESTIONS AND ANSWERS ABOUT THE MERGER" and "SUMMARY - The Companies" of the Proxy Statement is incorporated herein by reference. (b) The information set forth in "SUMMARY - The Special Meeting" and "THE SPECIAL MEETING - Record Date; Voting Power; Votes Required" of the Proxy Statement is incorporated herein by reference. (c) The information set forth in "HISTORICAL MARKET INFORMATION" of the Proxy Statement is incorporated herein by reference. (d) The information set forth in "HISTORICAL MARKET INFORMATION" of the Proxy Statement is incorporated herein by reference. (e) Not applicable. (f) On April 30, 1996, NRG received an option to convert $3,000,000 of the outstanding principal amount of the loan then existing between NRG and O'Brien (Schuylkill) Cogeneration, Inc. ("Schuylkill") into 396,255 shares of common stock of CogenAmerica. Such option vested on August 22, 1997 when NRG loaned additional funds to Schuylkill. On Novermber 25, 1997, NRG converted $3,000,000 of the loan balance into 396,255 shares at a per share price of approximately $7.57. The average price of CogenAmerica's common stock was $16.40 and $19.48, respectively, for the third and fourth quarters of 1997. ITEM 2. IDENTITY AND BACKGROUND. This Statement is being filed jointly by NRG and CogenAmerica (the "Filing Persons"). The information set forth on the Outside Front Cover Page and in "SUMMARY - The Companies" of the Proxy Statement is incorporated herein by reference. (a)-(d) Not applicable. 11 12 (e) During the last five years, none of the Filing Persons nor, to the best of their respective knowledge, any of their directors, executive officers or controlling persons have been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors). (f) During the last five years, none of the Filing Persons nor, to the best of their respective knowledge, any of their directors, executive officers or controlling persons was a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining further violations of, or prohibiting activities, subject to, federal or state securities laws or finding any violation of such laws. (g) Not applicable. ITEM 3. PAST CONTACTS, TRANSACTIONS OR NEGOTIATIONS. (a)(1) The information set forth on the Outside Front Cover Page and in "SPECIAL FACTORS - Background of the Merger"; "- Reasons for the Merger"; "- Conflicts of Interest - Arrangements with NRG" of the Proxy Statement is incorporated herein by reference. (a)(2) and (b) The information set forth on the Outside Front Cover Page and in "SUMMARY - Recommendations of the Independent Directors Committee and the Board of Directors"; and "SPECIAL FACTORS - Background of the Merger"; "- Reasons for the Merger"; "- Conflicts of Interest - Arrangements with NRG" of the Proxy Statement is incorporated herein by reference. In addition, on September 14, 1998, NRG sent a letter to CogenAmerica's Chairman requesting that he call a special meeting of CogenAmerica's stockholders to consider removal of Robert Sherman from CogenAmerica's Board of Directors. NRG also filed definitive solicitation materials with the Securities and Exchange Commission pursuant to Section 14(a) of the Securities and Exchange Act of 1934, as amended, relating to a proposed solicitation of proxies and consents from CogenAmerica's stockholders to remove Mr. Sherman from CogenAmerica's Board of Directors. On October 26, 1998, consents of over 12 13 50% of CogenAmerica's stockholders in favor of Mr. Sherman's removal from CogenAmerica's Board of Directors were filed with CogenAmerica and Mr. Sherman was removed from CogenAmerica's Board of Directors. ITEM 4. TERMS OF THE TRANSACTION. (a) The information set forth in "QUESTIONS AND ANSWERS ABOUT THE MERGER"; "SUMMARY - Terms of the Merger Agreement"; "SPECIAL FACTORS - Purpose, Timing and Structure of the Merger"; and "SUMMARY OF MATERIAL FEATURES OF THE MERGER" of the Proxy Statement is incorporated herein by reference. (b) The information set forth in "QUESTIONS AND ANSWERS ABOUT THE MERGER"; "SUMMARY - Terms of the Merger Agreement"; "SPECIAL FACTORS - Purpose, Timing and Structure of the Merger"; "SUMMARY OF MATERIAL FEATURES OF THE MERGER"; and "SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT" of the Proxy Statement is incorporated herein by reference. ITEM 5. PLANS OR PROPOSALS OF THE ISSUER OR AFFILIATE. (a) - (b) The information set forth in "SUMMARY - Terms of the Merger Agreement"; "SPECIAL FACTORS - Background of the Merger"; " - Plans for CogenAmerica After the Merger"; "- Conflicts of Interest - Arrangements with NRG"; "SUMMARY OF MATERIAL FEATURES OF THE MERGER"; and "SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT" of the Proxy Statement is incorporated herein by reference. (c) - (d) The information set forth in "SUMMARY - Terms of the Merger Agreement"; "SPECIAL FACTORS - Purpose, Timing and Structure of the Merger"; " - Plans for CogenAmerica After the Merger"; and "SUMMARY OF MATERIAL FEATURES OF THE MERGER"; "SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT" of the Proxy Statement is incorporated herein by reference. (e) The information set forth in "QUESTIONS AND ANSWERS ABOUT THE MERGER"; "SUMMARY - Terms of the Merger Agreement"; "SPECIAL FACTORS - Purpose, Timing and Structure of the Merger"; " - Plans for CogenAmerica After the Merger"; "SUMMARY OF MATERIAL FEATURES OF THE MERGER"; and "SUMMARY OF 13 14 MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT"; of the Proxy Statement is incorporated herein by reference. (f) - (g) The information set forth in "QUESTIONS AND ANSWERS ABOUT THE MERGER"; "SUMMARY - Terms of the Merger Agreement"; "SPECIAL FACTORS - Purpose, Timing and Structure of the Merger"; "SUMMARY OF MATERIAL FEATURES OF THE MERGER"; and "SPECIAL FACTORS - Certain Effects of the Merger" of the Proxy Statement is incorporated herein by reference. ITEM 6. SOURCE AND AMOUNTS OF FUNDS OR OTHER CONSIDERATION. (a) and (d) The information set forth in "SUMMARY OF MATERIAL FEATURES OF THE MERGER - Financing of the Merger; Source of Funds" of the Proxy Statement is incorporated herein by reference. (b) The information set forth in "EXPENSES OF THE TRANSACTION" of the Proxy Statement is incorporated herein by reference. (c ) Not applicable. ITEM 7. PURPOSE(S), ALTERNATIVES, REASONS AND EFFECTS. (a) - (c) The information set forth in "SUMMARY - Potential Benefits and Detriments of the Merger to Unaffiliated Stockholders; Benefits to Insiders"; and "SPECIAL FACTORS - Background of the Merger"; "- Purpose, Timing and Structure of the Merger"; "- Reasons for the Merger"; "- Perspective of NRG on the Fairness of the Merger" of the Proxy Statement is incorporated herein by reference. (d) The information set forth in "SUMMARY - Potential Benefits and Detriments of the Merger to Unaffiliated Stockholders; Benefits to Insiders"; "SPECIAL FACTORS - Background of the Merger"; "- Purpose, Timing and Structure of the Merger"; "- Reasons for the Merger"; "- Perspective of NRG on the Fairness of the Merger"; and "SUMMARY OF MATERIAL FEATURES OF THE MERGER - Federal 14 15 Income Tax Consequences of the Transaction" of the Proxy Statement is incorporated herein by reference. ITEM 8. FAIRNESS OF THE TRANSACTION. (a) The information set forth in "QUESTIONS AND ANSWERS ABOUT THE MERGER"; "SUMMARY - Recommendations of the Independent Directors Committee and the Board of Directors"; "- Opinion of CogenAmerica's Financial Advisor"; and "SPECIAL FACTORS - Background of the Merger"; "- Purpose, Timing and Structure of the Merger"; "- Reasons for the Merger"; "- Opinion of Financial Advisor"; "- Perspective of NRG on the Fairness of the Merger" of the Proxy Statement is incorporated herein by reference. (b) The information set forth in "SUMMARY - Recommendations of the Independent Directors Committee and the Board of Directors"; "- Opinion of CogenAmerica's Financial Advisor"; and "SPECIAL FACTORS - Background of the Merger"; "- Purpose, Timing and Structure of the Merger"; "- Reasons for the Merger"; "- Opinion of Financial Advisor"; "- Perspective of NRG on the Fairness of the Merger" of the Proxy Statement is incorporated herein by reference. (c) The information set forth in "SUMMARY - Record Date; Voting Power; Votes Required"; "THE SPECIAL MEETING - Record Date; Voting Power; Votes Required" and "SUMMARY OF MATERIAL FEATURES OF THE MERGER - The Merger - Conditions to the Merger" of the Proxy Statement is incorporated herein by reference. (d) The information set forth in "SPECIAL FACTORS - Background of the Merger"; "- Recommendations of the Independent Directors Committee and the Board of Directors" of the Proxy Statement is incorporated herein by reference. (e) The information set forth in "SUMMARY - Record Date; Voting Power; Votes Required"; "SPECIAL FACTORS - Background of the Merger"; "- Recommendations of the Independent Directors Committee and the Board of Directors"; "THE SPECIAL MEETING - Record Date; Voting Power; Votes Required" and "SUMMARY OF MATERIAL FEATURES OF THE MERGER - The Merger - Conditions to the Merger" of the Proxy Statement is incorporated herein by reference. (f) The information set forth in "SPECIAL FACTORS - Background of the Merger"; "- Reasons for the Merger"; "- Recommendations of the Independent 15 16 Directors Committee and the Board of Directors" of the Proxy Statement is incorporated herein by reference. ITEM 9. REPORTS, OPINIONS, APPRAISALS AND CERTAIN NEGOTIATIONS. (a) - (c) The information set forth in "SUMMARY - Opinion of CogenAmerica's Financial Advisor"; "- Recommendations of the Independent Directors Committee and the Board of Directors"; and "SPECIAL FACTORS - Opinion of Financial Advisor" of the Proxy Statement is incorporated herein by reference. ITEM 10. INTEREST IN SECURITIES OF THE ISSUER. (a) The information set forth in "SUMMARY - Record Date; Voting Power; Votes Required"; "THE SPECIAL MEETING - Record Date; Voting Power; Votes Required" and "INTEREST IN SECURITIES OF COGENAMERICA" of the Proxy Statement is incorporated herein by reference. (b) The information set forth in "CERTAIN TRANSACTIONS IN COMMON STOCK AND STOCK OPTIONS" of the Proxy Statement is incorporated herein by reference. ITEM 11. CONTRACTS, ARRANGEMENTS OR UNDERSTANDINGS WITH RESPECT TO THE ISSUER'S SECURITIES. The information set forth in "SUMMARY OF MATERIAL FEATURES OF THE MERGER"; and "SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT" of the Proxy Statement is incorporated herein by reference. ITEM 12. PRESENT INTENTION AND RECOMMENDATION OF CERTAIN PERSONS WITH REGARDS TO THE TRANSACTION. (a)-(b) The information set forth in "SUMMARY - Recommendations of the Independent Directors Committee and the Board of Directors"; "THE SPECIAL MEETING - Record Date; Voting Power; Votes Required"; "SPECIAL FACTORS - Reasons for the Merger"; "- Recommendations of the Independent Directors Committee and the Board of Directors"; "- Perspective of NRG on the Fairness of the 16 17 Merger"; "- Conflicts of Interest"; and "SUMMARY OF MATERIAL FEATURES OF THE CALPINE/NRG AGREEMENT" of the Proxy Statement is incorporated herein by reference. ITEM 13. OTHER PROVISIONS OF THE TRANSACTION. (a) The information set forth in "SUMMARY - Appraisal Rights"; and "SUMMARY OF MATERIAL FEATURES OF THE MERGER - Appraisal Rights" of the Proxy Statement is incorporated herein by reference. (b)-(c) Not Applicable. ITEM 14. FINANCIAL INFORMATION. (a) The information set forth in "SELECTED CONSOLIDATED FINANCIAL DATA OF COGENAMERICA"; and "INCORPORATION OF CERTAIN DOCUMENTS BY REFERENCE" of the Proxy Statement is incorporated herein by reference. (b) Not Applicable. ITEM 15. PERSONS AND ASSETS EMPLOYED, RETAINED OR UTILIZED. (a)-(b) The information set forth in "THE SPECIAL MEETING - General"; and "EXPENSES OF THE TRANSACTION" of the Proxy Statement is incorporated herein by reference. ITEM 16. ADDITIONAL INFORMATION. Not Applicable. ITEM 17. MATERIAL TO BE FILED AS EXHIBITS. (a) Not Applicable. (b) Fairness Opinion, dated as of August 26, 1999, delivered by Donaldson, Lufkin & Jenrette Securities Corporation (set forth as Appendix C to the Proxy Statement which is filed as Exhibit (d) hereto)* 17 18 (c)(1) Agreement and Plan of Merger among Cogeneration Corporation of America, Calpine Corporation and Calpine East Acquisition Corp., dated August 26, 1999 (set forth as Appendix A to the Proxy Statement which is filed as Exhibit (d) hereto)* (c)(2) Contribution and Stockholders Agreement, dated as of August 26, 1999, among Calpine Corporation, Calpine East Acquisition Corp. and NRG Energy, Inc. (d) Copies of each of the Preliminary Proxy Statement of Cogeneration Corporation of America, Letter to Stockholders and Notice of Special Meeting of Stockholders, filed with the SEC on November 2, 1999 (e) Section 262 of the Delaware General Corporation Law (set forth as Appendix D to the Proxy Statement which is filed as Exhibit (d) hereto)* (f) As of the date of this Statement, no written instruction, form or other material has been furnished to any person making the actual oral solicitation or other recommendation (including the proxy solicitor referred to in "THE SPECIAL MEETING - Voting Procedures; Proxies" of the Proxy Statement) for such person's use, directly or indirectly in connection with the Rule 13e-3 transaction. *Incorporated by reference to the Proxy Statement 18 19 SIGNATURES After due inquiry and to the best of our knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated: November 2, 1999 NRG ENERGY, INC. By: /s/ James J. Bender ------------------------------------- Name: James J. Bender Title: Vice President and General Counsel 19 20 SIGNATURES After due inquiry and to the best of our knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated: November 2, 1999 COGENERATION CORPORATION OF AMERICA By: /s/ Julie A. Jorgensen ------------------------------------ Name: Julie A. Jorgensen Title: President and Chief Executive Officer 20 21 EXHIBIT INDEX EXHIBIT DESCRIPTION 99(c)(2)* Contribution and Stockholders Agreement, dated as of August 26, 1999, among Calpine Corporation, Calpine East Acquisition Corp. and NRG Energy, Inc. 99(d) Copies of each of the Preliminary Proxy Statement of Cogeneration Corporation of America, Letter to Stockholders and Notice of Special Meeting of Stockholders * Previously filed as Exhibit 99(c)(2) to Schedule 13E-3 filed with the Securities and Exchange Commission on September 24, 1999. 21