UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* MarketWatch, Inc. (formerly MarketWatch.com, Inc.) -------------------------------------------------------------------------------- (Name of Issuer) Common Stock, Par Value $0.01 Per Share -------------------------------------------------------------------------------- (Title of Class of Securities) 570619106 -------------------------------------------------------------------------------- (CUSIP Number) Sumner M. Redstone National Amusements, Inc. 200 Elm Street Dedham, Massachusetts 02026 Telephone: (781) 461-1600 with a copy to: Michael D. Fricklas, Esq. Viacom Inc. 1515 Broadway New York, New York 10036 Telephone: (212) 258-6000 -------------------------------------------------------------------------------- (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) January 21, 2005 -------------------------------------------------------------------------------- (Date of Event Which Requires Filing of this Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because ss. 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g) check the following box . Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See ss. 240.13d-7(b) for other parties to whom copies are to be sent. * The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). SCHEDULE 13D ---------------------------- ------------------------- CUSIP No. 570619106 Page 2 of 11 Pages ---------------------------- ------------------------- -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS SUMNER M. REDSTONE -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS (See Instructions) N/A -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION United States -------------------------------------------------------------------------------- 7 SOLE VOTING POWER 0 NUMBER OF ---------------------------------------------------------- SHARES 8 SHARED VOTING POWER BENEFICIALLY OWNED BY 0 EACH REPORTING ---------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ---------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) [ ] -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0 -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON (See Instructions) IN -------------------------------------------------------------------------------- SCHEDULE 13D ---------------------------- ------------------------- CUSIP No. 570619106 Page 3 of 11 Pages ---------------------------- ------------------------- -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) NATIONAL AMUSEMENTS, INC. I.R.S. Identification No. 04-2261332 -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS (See Instructions) N/A -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION Maryland -------------------------------------------------------------------------------- 7 SOLE VOTING POWER 0 NUMBER OF ---------------------------------------------------------- SHARES 8 SHARED VOTING POWER BENEFICIALLY OWNED BY 0 EACH REPORTING ---------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ---------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) [ ] -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0 -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON (See Instructions) CO -------------------------------------------------------------------------------- SCHEDULE 13D ---------------------------- ------------------------- CUSIP No. 570619106 Page 4 of 11 Pages ---------------------------- ------------------------- -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) NAIRI, INC. I.R.S. Identification No. 04-3446887 -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS (See Instructions) N/A -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- 7 SOLE VOTING POWER 0 NUMBER OF ---------------------------------------------------------- SHARES 8 SHARED VOTING POWER BENEFICIALLY OWNED BY 0 EACH REPORTING ---------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ---------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) [ ] -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0 -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON (See Instructions) CO -------------------------------------------------------------------------------- SCHEDULE 13D ---------------------------- ------------------------- CUSIP No. 570619106 Page 5 of 11 Pages ---------------------------- ------------------------- -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) VIACOM INC. I.R.S. Identification No. 04-2949533 -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS (See Instructions) N/A -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- 7 SOLE VOTING POWER 0 NUMBER OF ---------------------------------------------------------- SHARES 8 SHARED VOTING POWER BENEFICIALLY OWNED BY 0 EACH REPORTING ---------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ---------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) [ ] -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0 -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON (See Instructions) CO -------------------------------------------------------------------------------- SCHEDULE 13D ---------------------------- ------------------------- CUSIP No. 570619106 Page 6 of 11 Pages ---------------------------- ------------------------- -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) WESTINGHOUSE CBS HOLDING COMPANY, INC. I.R.S. Identification No. 25-1776511 -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS (See Instructions) N/A -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- 7 SOLE VOTING POWER 0 NUMBER OF ---------------------------------------------------------- SHARES 8 SHARED VOTING POWER BENEFICIALLY OWNED BY 0 EACH REPORTING ---------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ---------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) [ ] -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0 -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON (See Instructions) CO -------------------------------------------------------------------------------- SCHEDULE 13D ---------------------------- ------------------------- CUSIP No. 570619106 Page 7 of 11 Pages ---------------------------- ------------------------- -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) CBS BROADCASTING INC. I.R.S. Identification Nos. 13-0590730 -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS (See Instructions) N/A -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION New York -------------------------------------------------------------------------------- 7 SOLE VOTING POWER 0 NUMBER OF ---------------------------------------------------------- SHARES 8 SHARED VOTING POWER BENEFICIALLY OWNED BY 0 EACH REPORTING ---------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ---------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) [ ] -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0 -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON (See Instructions) CO -------------------------------------------------------------------------------- ---------------------------- ------------------------- CUSIP No. 570619106 Page 8 of 11 Pages ---------------------------- ------------------------- Item 1. Security and Issuer This Amendment No. 2 (this "Amendment") hereby amends and supplements the Statement on Schedule 13D, as amended, originally filed with the Securities and Exchange Commission on January 26, 2004 (the "Schedule 13D") by Mr. Sumner M. Redstone, National Amusements, Inc. ("NAI"), NAIRI, Inc. ("NAIRI"), Viacom Inc. ("Viacom"), Westinghouse CBS Holding Company, Inc. ("W/CBS HCI") and CBS Broadcasting Inc. ("CBSBI") (collectively, the "Reporting Persons") with respect to the Common Stock, par value $.01 per share (the "Common Shares"), of MarketWatch, Inc., a Delaware corporation (the "Issuer"), with its principal executive offices located at 825 Battery Street, San Francisco, CA 94111. This Amendment relates to the consummation of the merger of the Issuer with a wholly-owned subsidiary of Dow Jones & Company, Inc., as a result of which all Common Shares of the Issuer held by the Reporting Persons were converted automatically into the right to receive $18.00 per share. ----------------------------------------------------------------------------- Item 3. Source and Amount of Funds or Other Considerations Item 3 is hereby amended by deleting the last sentence thereof. ----------------------------------------------------------------------------- Item 4. Purpose of Transaction Item 4 is hereby amended in its entirety to read as follows: "As announced by the Issuer, pursuant to a merger agreement dated November 14, 2004, among Dow Jones & Company, Inc. ("Dow Jones"), Golden Acquisition Corp. ("Golden") and the Issuer (the "Merger Agreement"), the Issuer merged with Golden, a wholly-owned subsidiary of Dow Jones, with the Issuer surviving the merger as a wholly-owned subsidiary of Dow Jones. Each outstanding share of the Issuer's Common Shares, including the Common Shares beneficially owned by the Reporting Persons, was converted automatically into the right to receive $18.00 cash, without interest." ----------------------------------------------------------------------------- Item 5. Interest in Securities of the Issuer Item 5 is amended in its entirety to read as follows: "(a) and (b) As announced by the Issuer, pursuant to the Merger Agreement, the Issuer merged with Golden, a wholly-owned subsidiary of Dow Jones, with the Issuer surviving the merger as a wholly-owned subsidiary of Dow Jones. Each outstanding share of the Issuer's Common Shares, including the Common Shares beneficially owned by the Reporting Persons, was converted automatically into the right to receive $18.00 cash, without interest." "(e) On January 21, 2005, upon the closing of the merger described hereinabove, the Reporting Persons ceased to own any Common Shares or other securities of the Issuer." ---------------------------- ------------------------- CUSIP No. 570619106 Page 9 of 11 Pages ---------------------------- ------------------------- Item 7. Material to be Filed as Exhibits Exhibit No. Description 1 Joint Filing Agreement, dated January 26, 2004, among CBS Broadcasting Inc., Westinghouse CBS Holding Company, Inc., Viacom Inc., NAIRI, Inc., National Amusements, Inc. and Sumner M. Redstone (filed herewith). ---------------------------- ------------------------- CUSIP No. 570619106 Page 10 of 11 Pages ---------------------------- ------------------------- SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this Amendment is true, complete and correct. Dated: January 25, 2005 CBS Broadcasting Inc. By : /s/ Michael D. Fricklas ------------------------------------- Name: Michael D. Fricklas Title: Executive Vice President Westinghouse CBS Holding Company, Inc. By : /s/ Michael D. Fricklas ------------------------------------- Name: Michael D. Fricklas Title: Executive Vice President Viacom Inc. By : /s/ Michael D. Fricklas ------------------------------------- Name: Michael D. Fricklas Title: Executive Vice President NAIRI, Inc. By : /s/ Sumner M. Redstone ------------------------------------- Name: Sumner M. Redstone Title: Chairman and President National Amusements, Inc. By : /s/ Sumner M. Redstone ------------------------------------- Name: Sumner M. Redstone Title: Chairman and Chief Executive Officer /s/ Sumner M. Redstone ------------------------------------------ Sumner M. Redstone Individually ---------------------------- ------------------------- CUSIP No. 570619106 Page 11 of 11 Pages ---------------------------- ------------------------- EXHIBIT INDEX ------------- Exhibit No. Description 1 Joint Filing Agreement, dated January 26, 2004, among CBS Broadcasting Inc., Westinghouse CBS Holding Company, Inc., Viacom Inc., NAIRI, Inc., National Amusements, Inc. and Sumner M. Redstone (filed herewith).