| SC 13D/A | 2005-09-01 | GAMCO INVESTORS, INC. ET AL | VIACOM INC | 4,534,947 | 3.4% | EDGAR |
| SC 13D/A | 2005-01-25 | VIACOM INC | MARKETWATCH INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2005-01-13 | VIACOM INC | BLOCKBUSTER INC | 0 | 0.0% | EDGAR |
| SC 13D | 2004-12-27 | VIACOM INC | SPANISH BROADCASTING SYSTEM INC | 11,400,000 | 22.3% | EDGAR |
| SC 13D/A | 2004-12-10 | VIACOM INC | SPORTSLINE COM INC | 0 | 0.0% | EDGAR |
| SC 13D/A | 2004-11-04 | VIACOM INC | MARKETWATCH INC | - | 22.3% | EDGAR |
| SC 13D/A | 2004-08-02 | VIACOM INC | SPORTSLINE COM INC | 20,267,295 | 44.0% | EDGAR |
| SC 13D/A | 2004-07-01 | VIACOM INC | SPORTSLINE COM INC | 17,326,740 | 38.2% | EDGAR |
| SC 13G | 2004-02-17 | BARCLAYS GLOBAL INVESTORS NA /CA/ | VIACOM INC | 65,088,552 | 4.0% | EDGAR |
| SC 13G/A | 2004-02-13 | CAPITAL RESEARCH & MANAGEMENT CO | VIACOM INC | 850,000 | 0.6% | EDGAR |
| SC 13G/A | 2004-02-06 | VIACOM INC | BLOCKBUSTER INC | 145,621,100 | 80.5% | EDGAR |
| SC 13D | 2004-01-26 | VIACOM INC | MARKETWATCH COM INC | 5,636,814 | 23.9% | EDGAR |
| SC 13D/A | 2003-07-25 | VIACOM INC | MARKETWATCH COM INC | 5,636,814 | 32.7% | EDGAR |
| SC 13G/A | 2003-06-10 | VIACOM INC | WORLD WRESTLING ENTERTAINMENTINC | 0 | 0.0% | EDGAR |
| SC 13D/A | 2003-04-03 | VIACOM INC | SPORTSLINE COM INC | 17,326,740 | 39.9% | EDGAR |
| SC 13D/A | 2003-03-11 | VIACOM INC | WESTWOOD ONE INC /DE/ | 16,000,000 | 15.2% | EDGAR |
| SC 13D/A | 2003-03-06 | VIACOM INC | SPORTSLINE COM INC | 11,872,312 | 31.1% | EDGAR |
| SC 13G/A | 2003-02-13 | CAPITAL RESEARCH & MANAGEMENT CO | VIACOM INC | 7,570,600 | 5.6% | EDGAR |
| SC 13G/A | 2003-02-12 | VIACOM INC | WORLD WRESTLING ENTERTAINMENTINC | 2,034,442 | 13.0% | EDGAR |
| SC 13G/A | 2003-02-12 | VIACOM INC | BLOCKBUSTER INC | 144,466,800 | 80.4% | EDGAR |