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"Insiders might sell their shares for any number of reasons, but they buy them for only one:
they think the price will rise" - Peter Lynch ==>> What is insider trading>> |

| Transaction & Date | Reported Date |
Company | Symbol | Insider Relationship |
Shares Traded | Average Price | Total Amount |
Shares Ownership |
Filing |
| 2008-11-07 Sale |
2008-11-12 1:08 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 98,315 | $22.68 | $2,230,266 | 16,298,208 (Indirect) |
View |
| 2008-10-10 Sale |
2008-10-15 12:46 pm |
CBS CORP | CBS | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Executive Chairman Director 10% owner) | 17,000,000 | $7.1 | $120,700,000 | 22,809,527 (Indirect) | View |
| 2008-10-10 Sale | 2008-10-14 6:21 pm |
Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 7,000,000 | $16.35 | $114,450,000 | 16,396,523 (Indirect) |
View |
| 2008-10-07 Sale | 2008-10-08 3:55 pm |
Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 277,496 | $26.55 | $7,367,103 | 23,396,523 (Indirect) | View |
| 2008-09-08 Sale |
2008-09-10 4:43 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 346,470 | $28.99 | $10,043,923 | 23,674,019 (Indirect) | View |
| 2008-08-07 Sale | 2008-08-11 4:49 pm |
Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 241,518 | $28.91 | $6,981,078 | 24,020,489 (Indirect) |
View |
| 2008-07-08 Sale | 2008-07-10 4:41 pm |
Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 554,434 | $32.59 | $18,069,836 | 24,262,007 (Indirect) |
View |
| 2008-06-27- -2008-06-30 Purchase | 2008-07-01 7:30 pm |
CNET NETWORKS INC | CNET | REDSTONE SUMNER M CBS CORP Ten Acquisition Corp. NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 249,308,968 | $11.5 | $2,867,053,132 | 100 (Direct Indirect) |
View |
| 2008-06-25 Purchase | 2008-06-27 4:01 pm | CNET NETWORKS INC | CNET | REDSTONE SUMNER M CBS CORP Ten Acquisition Corp. NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 5,253,713 | $11.5 | $60,417,700 | 117,867,949 (Indirect) |
View |
| 2008-06-23- -2008-06-24 Purchase | 2008-06-25 7:33 pm |
CNET NETWORKS INC | CNET | REDSTONE SUMNER M CBS CORP Ten Acquisition Corp. NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 85,588 | $11.5 | $984,262 | 112,614,236 (Indirect) |
View |
| 2008-06-06 Sale |
2008-06-10 11:11 am |
Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 490,739 | $38.23 | $18,761,688 | 24,816,441 (Indirect) | View |
| 2008-05-07 Sale |
2008-05-09 4:05 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 348,944 | $40.18 | $14,020,012 | 25,307,180 (Indirect) | View |
| 2008-04-07 Sale |
2008-04-09 6:31 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 451,429 | $39.14 | $17,667,757 | 25,656,124 (Indirect) |
View |
| 2008-03-07 Sale |
2008-03-11 4:55 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 303,359 | $39.84 | $12,084,336 | 26,107,553 (Indirect) | View |
| 2008-02-07 Sale | 2008-02-11 4:27 pm |
Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 439,519 | $39.16 | $17,213,630 | 26,410,912 (Indirect) | View |
| 2008-01-08 Sale |
2008-01-10 3:58 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 548,411 | $43.43 | $23,819,299 | 26,850,431 (Indirect) |
View |
| 2007-12-07 Sale |
2007-12-11 4:55 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 577,222 | $40.89 | $23,602,088 | 27,398,842 (Indirect) |
View |
| 2007-11-07 Sale |
2007-11-09 4:17 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 503,529 | $39.66 | $19,970,413 | 27,976,064 (Indirect) |
View |
| 2007-10-05 Sale | 2007-10-10 4:32 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 529,626 | $38.41 | $20,343,411 | 28,479,593 (Indirect) | View |
| 2007-07-09 Sale(A) |
2007-09-12 3:58 pm |
Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 827,689 | $42.54 | $35,211,380 | 30,862,249 (Indirect) |
View |
| 2007-09-10 Sale | 2007-09-12 3:56 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 868,241 | $38.14 | $33,118,619 | 29,009,219 (Indirect) | View |
| 2007-08-07 Sale |
2007-08-09 4:21 pm | Viacom Inc. | VIA | REDSTONE SUMNER M NAIRI INC NATIONAL AMUSEMENTS INC (Chairman of the Board Director 10% owner) | 984,789 | $41.95 | $41,308,255 | 29,877,460 (Indirect) | View |
| 2007-07-20 Sale | 2007-07-24 5:09 pm | Viacom Inc. | VIA | REDSTONE SUMNER M (Chairman of the Board Director 10% owner) | 1,800 | $42.11 | $75,800 | 441,398 (Direct) | View |
| 2007-07-20 Sale | 2007-07-24 4:55 pm | Viacom Inc. | VIA | REDSTONE SUMNER M (Chairman of the Board Director 10% owner) | 10,400 | $41.62 | $432,855 | 443,198 (Direct) | View |
| 2007-02-07 Purchase |
2007-02-08 3:36 pm |
MIDWAY GAMES INC | MWY | REDSTONE SUMNER M (10% owner) | 12,433,557 | $6.87 | $85,418,537 | 45,218,230 (Indirect) | View |
| 2007-02-07 Sale |
2007-02-08 3:36 pm |
MIDWAY GAMES INC | MWY | REDSTONE SUMNER M (10% owner) | 12,433,557 | $6.87 | $85,418,537 | 12,433,557 (Direct) | View |
| 2003-09-10 Purchase |
2003-09-12 3:16 pm | BLOCKBUSTER INC | BBI | REDSTONE SUMNER M (Director 10% owner) | 60,000 | $20.75 | $1,244,732 | 1,361,500 (Indirect) | View |
| Transaction & Date | Reported Date | Company | Symbol | Insider Relationship |
Shares Traded |
Average Price | Total Amount |
Shares Ownership |
Filing |
| 2008-06-01 Tax Withholding |
2008-06-03 5:38 pm |
CBS CORP | CBS | REDSTONE SUMNER M (Executive Chairman Director 10% owner) | 69,885 | $21.58 | $1,508,118 | 703,289 (Direct) |
View |
| 2008-02-21 Exercise |
2008-02-25 5:59 pm | PROELITE, INC. | PELE | REDSTONE SUMNER M CBS CORP Showtime Networks Inc. CBS Operations Inc. NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 2,000,000 | $2 | $4,000,000 | 7,000,001 (Indirect) | View |
| 2008-01-24 Option Award | 2008-01-28 4:42 pm | CBS CORP | CBS | REDSTONE SUMNER M (Executive Chairman Director 10% owner) | 2,281 | $0 | $0 | 774,774 (Direct) | View |
| 2005-01-21 Other |
2005-01-25 4:54 pm | MARKETWATCH INC | MKTW | REDSTONE SUMNER M VIACOM INC CBS BROADCASTING INC WESTINGHOUSE CBS HOLDING CO INC NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 5,636,814 | $18 | $101,462,652 | 0 (Indirect) | View |
| 2004-12-10 Other |
2004-12-10 4:27 pm |
SPORTSLINE COM INC | SPLN | REDSTONE SUMNER M VIACOM INC CBS BROADCASTING INC WESTINGHOUSE CBS HOLDING CO INC NAIRI INC NATIONAL AMUSEMENTS INC (Director 10% owner) | 16,876,740 | $0 | $0 | 0 (Indirect) |
View |
| 2004-10-06 Other |
2004-10-08 1:35 pm |
BLOCKBUSTER INC | BBI | REDSTONE SUMNER M VIACOM INC NAIRI INC NATIONAL AMUSEMENTS INC (Director 10% owner) | 144,000,000 | $0 | $0 | 0 (Direct) |
View |
| 2004-10-05 Purchase | 2004-10-07 4:50 pm | BLOCKBUSTER INC | BBI | REDSTONE SUMNER M VIACOM INC NAIRI INC NATIONAL AMUSEMENTS INC VIACOM INTERNATIONAL INC (Director 10% owner) | 72,000,000 | $0 | $0 | 72,000,000 (Direct) |
View |
| 2004-01-16 Other |
2004-01-21 5:47 pm | MARKETWATCH COM INC | MKTW | REDSTONE SUMNER M VIACOM INC CBS BROADCASTING INC WESTINGHOUSE CBS HOLDING CO INC NATIONAL AMUSEMENTS INC NAIRI INC (10% owner) | 5,636,814 | $0 | $0 | 0 (Indirect) |
View |
| Transaction & Date | Reported Date | Exercisable Expiration |
Company | Symbol | Insider Relationship |
Shares Traded | Conversion Price | Shares Ownership | Filing |
| 2008-09-22 Option Award | 2008-09-24 5:19 pm | N/A 2016-09-22 | CBS CORP | CBS | REDSTONE SUMNER M (Executive Chairman Director 10% owner) | 445,000 | $15.39 | 445,000 (Direct) | View |
| 2008-06-18 Other |
2008-06-20 4:20 pm |
N/A 2011-06-18 |
PROELITE, INC. | PELE | REDSTONE SUMNER M CBS CORP Showtime Networks Inc. CBS Operations Inc. NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 100,000 | $0.01 | 100,000 (Indirect) |
View |
| 2008-06-04 Option Award | 2008-06-06 11:51 am |
N/A 2016-06-04 | Viacom Inc. | VIA | REDSTONE SUMNER M (Chairman of the Board Director 10% owner) | 260,870 | $35.26 | 260,870 (Direct) |
View |
| 2008-02-28 Option Award |
2008-03-03 5:30 pm |
N/A 2016-02-28 |
CBS CORP | CBS | REDSTONE SUMNER M (Executive Chairman Director 10% owner) | 700,934 | $23.96 | 700,934 (Direct) |
View |
| 2008-02-21 Exercise |
2008-02-25 5:59 pm |
N/A 2014-01-03 | PROELITE, INC. | PELE | REDSTONE SUMNER M CBS CORP Showtime Networks Inc. CBS Operations Inc. NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 333,333 | $2 | 2,166,667 (Indirect) |
View |
| 2008-02-21 Exercise | 2008-02-25 5:59 pm |
N/A 2010-01-03 | PROELITE, INC. | PELE | REDSTONE SUMNER M CBS CORP Showtime Networks Inc. CBS Operations Inc. NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 1,666,667 | $2 | 0 (Indirect) |
View |
| 2008-02-21 Other | 2008-02-25 5:59 pm | N/A 2013-02-21 | PROELITE, INC. | PELE | REDSTONE SUMNER M CBS CORP Showtime Networks Inc. CBS Operations Inc. NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 2,000,000 | $2 | 2,000,000 (Indirect) | View |
| 2008-02-21 Other | 2008-02-25 5:59 pm | N/A N/A | PROELITE, INC. | PELE | REDSTONE SUMNER M CBS CORP Showtime Networks Inc. CBS Operations Inc. NAIRI INC NATIONAL AMUSEMENTS INC (10% owner) | 2,000,000 | $2 | 2,000,000 (Indirect) |
View |
| 2004-10-05 Purchase |
2004-10-07 4:50 pm | N/A N/A | BLOCKBUSTER INC | BBI | REDSTONE SUMNER M VIACOM INC NAIRI INC NATIONAL AMUSEMENTS INC VIACOM INTERNATIONAL INC (Director 10% owner) | 72,000,000 | $0 | 0 (Direct) |
View |
| 2003-12-31 Other |
2004-01-05 8:40 pm |
N/A 2015-01-02 | WESTWOOD ONE INC | WON | REDSTONE SUMNER M VIACOM INC NAIRI INC NATIONAL AMUSEMENTS INC INFINITY NETWORK INC INFINITY MEDIA CORP INFINITY BROADCASTING CORP (10% owner) | 500,000 | $38.87 | 500,000 (Indirect) | View |
| 2003-12-31 Other |
2004-01-05 8:40 pm |
N/A 2016-01-02 |
WESTWOOD ONE INC | WON | REDSTONE SUMNER M VIACOM INC NAIRI INC NATIONAL AMUSEMENTS INC INFINITY NETWORK INC INFINITY MEDIA CORP INFINITY BROADCASTING CORP (10% owner) | 500,000 | $44.7 | 500,000 (Indirect) |
View |
| 2003-12-31 Other |
2004-01-05 8:40 pm | N/A 2017-01-02 |
WESTWOOD ONE INC | WON | REDSTONE SUMNER M VIACOM INC NAIRI INC NATIONAL AMUSEMENTS INC INFINITY NETWORK INC INFINITY MEDIA CORP INFINITY BROADCASTING CORP (10% owner) | 500,000 | $51.4 | 500,000 (Indirect) |
View |
| 2003-12-31 Other | 2004-01-05 8:40 pm | N/A 2018-01-02 |
WESTWOOD ONE INC | WON | REDSTONE SUMNER M VIACOM INC NAIRI INC NATIONAL AMUSEMENTS INC INFINITY NETWORK INC INFINITY MEDIA CORP INFINITY BROADCASTING CORP (10% owner) | 500,000 | $59.11 | 500,000 (Indirect) | View |
| 2003-12-31 Other | 2004-01-05 8:40 pm |
N/A 2019-01-02 |
WESTWOOD ONE INC | WON | REDSTONE SUMNER M VIACOM INC NAIRI INC NATIONAL AMUSEMENTS INC INFINITY NETWORK INC INFINITY MEDIA CORP INFINITY BROADCASTING CORP (10% owner) | 500,000 | $67.98 | 500,000 (Indirect) | View |
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