| SC 13G/A | 2018-02-08 | VANGUARD GROUP INC | CBS CORP | 24,105,448 | 6.6% | EDGAR |
| SC 13G/A | 2018-01-30 | Gruss Capital Management LP | CBS CORP | 2,480,000 | 6.6% | EDGAR |
| SC 13D/A | 2017-11-20 | GAMCO INVESTORS, INC. ET AL | CBS CORP | 1,524,300 | 4.0% | EDGAR |
| SC 13G/A | 2017-02-13 | NATIONAL AMUSEMENTS INC /MD/ | CBS CORP | 8,251,064 | 21.0% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | CBS CORP | 24,503,351 | 6.2% | EDGAR |
| SC 13G/A | 2017-02-10 | Gruss Capital Management LP | CBS CORP | 587,991 | 1.6% | EDGAR |
| SC 13G/A | 2017-01-23 | BlackRock Inc. | CBS CORP | 23,364,830 | 6.0% | EDGAR |
| SC 13D/A | 2016-08-19 | CBS CORP | SPANISH BROADCASTING SYSTEM INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2016-02-10 | VANGUARD GROUP INC | CBS CORP | 24,697,556 | 5.7% | EDGAR |
| SC 13G/A | 2016-02-09 | REDSTONE SUMNER M | CBS CORP | 30,010,939 | 79.5% | EDGAR |
| SC 13G/A | 2016-01-26 | BlackRock Inc. | CBS CORP | 26,046,640 | 6.0% | EDGAR |
| SC 13G/A | 2016-01-26 | Gruss Capital Management LP | CBS CORP | 595,573 | 1.6% | EDGAR |
| SC 13G/A | 2015-02-10 | REDSTONE SUMNER M | CBS CORP | 30,110,939 | 79.6% | EDGAR |
| SC 13G/A | 2015-02-10 | Gruss Capital Management LP | CBS CORP | 636,442 | 1.7% | EDGAR |
| SC 13G | 2015-02-10 | VANGUARD GROUP INC | CBS CORP | 24,779,303 | 5.2% | EDGAR |
| SC 13G/A | 2015-02-09 | BlackRock Inc. | CBS CORP | 26,976,628 | 5.6% | EDGAR |
| SC 13G | 2014-11-13 | Gruss Capital Management LP | CBS CORP | 636,442 | 1.7% | EDGAR |
| SC 13G/A | 2014-02-11 | REDSTONE SUMNER M | CBS CORP | 31,110,939 | 79.3% | EDGAR |
| SC 13G/A | 2014-02-07 | WADDELL & REED FINANCIAL INC | CBS CORP | 25,840,208 | 4.6% | EDGAR |
| SC 13G | 2014-02-04 | BlackRock Inc. | CBS CORP | 28,603,109 | 5.1% | EDGAR |