| SC 13G/A | 2009-11-10 | ARIEL INVESTMENTS, LLC | RADIO ONE INC | - | - | EDGAR |
| SC 13D/A | 2009-05-19 | Fine Capital Partners, L.P. | RADIO ONE INC | 5,117,898 | 9.9% | EDGAR |
| SC 13D/A | 2009-03-18 | Fine Capital Partners, L.P. | RADIO ONE INC | 6,192,898 | 9.9% | EDGAR |
| SC 13G/A | 2009-02-13 | VANGUARD INDEX FUNDS | RADIO ONE INC | 10 | 0.0% | EDGAR |
| SC 13G/A | 2009-02-13 | VANGUARD GROUP INC | RADIO ONE INC | 118,664 | 3.9% | EDGAR |
| SC 13G/A | 2009-02-13 | ARIEL INVESTMENTS, LLC | RADIO ONE INC | - | - | EDGAR |
| SC 13G/A | 2009-02-13 | CITADEL ADVISORS LLC | RADIO ONE INC | 6,876,549 | - | EDGAR |
| SC 13G/A | 2009-02-12 | VANGUARD INDEX FUNDS | RADIO ONE INC | 10 | 0.0% | EDGAR |
| SC 13G | 2009-02-12 | Burgundy Asset Management Ltd. | RADIO ONE INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2009-02-09 | DIMENSIONAL FUND ADVISORS INC | RADIO ONE INC | 4,128,377 | 5.1% | EDGAR |
| SC 13G/A | 2008-09-08 | VANGUARD GROUP INC | RADIO ONE INC | 128,573 | 3.7% | EDGAR |
| SC 13D/A | 2008-08-20 | Fine Capital Partners, L.P. | RADIO ONE INC | 7,638,098 | 8.7% | EDGAR |
| SC 13G/A | 2008-05-12 | ARIEL INVESTMENTS, LLC | RADIO ONE INC | - | - | EDGAR |
| SC 13G/A | 2008-05-12 | ARIEL INVESTMENTS, LLC | RADIO ONE INC | - | - | EDGAR |
| SC 13G | 2008-05-07 | VANGUARD GROUP INC | RADIO ONE INC | 377,160 | 10.6% | EDGAR |
| SC 13G | 2008-04-09 | VANGUARD INDEX FUNDS | RADIO ONE INC | 248,587 | 5.1% | EDGAR |
| SC 13G/A | 2008-02-27 | VANGUARD GROUP INC | RADIO ONE INC | 405,168 | 8.3% | EDGAR |
| SC 13G/A | 2008-02-13 | ARIEL CAPITAL MANAGEMENT LLC | RADIO ONE INC | - | - | EDGAR |
| SC 13G/A | 2008-02-13 | CITADEL INVESTMENT GROUP LLC | RADIO ONE INC | 7,491,332 | - | EDGAR |
| SC 13G | 2008-02-12 | VANGUARD GROUP INC | RADIO ONE INC | 405,168 | 1.2% | EDGAR |