| SC 13G/A | 2011-02-03 | BlackRock Inc. | COMCAST CORP | 149,267,545 | 7.2% | EDGAR |
| SC 13G/A | 2010-02-16 | COMCAST CORP | INTELLON CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2010-02-12 | Clearbridge Advisors, LLC | COMCAST CORP | 43,897,393 | 5.6% | EDGAR |
| SC 13G/A | 2010-02-12 | DODGE & COX | COMCAST CORP | 135,606,699 | 6.6% | EDGAR |
| SC 13G | 2010-01-29 | BlackRock Inc. | COMCAST CORP | 152,213,863 | 7.4% | EDGAR |
| SC 13G | 2009-02-18 | COMCAST CORP | LIBERTY MEDIA CORP | 5,000,000 | 5.5% | EDGAR |
| SC 13G | 2009-02-17 | COMCAST CORP | LIBERTY MEDIA CORPORATION | 5,000,000 | 5.5% | EDGAR |
| SC 13G | 2009-02-17 | COMCAST CORP | Liberty Global, Inc. | 7,681,369 | 5.3% | EDGAR |
| SC 13G/A | 2009-02-13 | Clearbridge Advisors, LLC | COMCAST CORP | 53,007,792 | 6.5% | EDGAR |
| SC 13G/A | 2009-02-13 | COMCAST CORP | INTELLON CORP | 2,066,857 | 6.6% | EDGAR |
| SC 13G/A | 2009-02-11 | DODGE & COX | COMCAST CORP | 183,264,565 | 8.9% | EDGAR |
| SC 13G | 2009-02-05 | BARCLAYS GLOBAL INVESTORS NA /CA/ | COMCAST CORP | 68,831,300 | 3.3% | EDGAR |
| SC 13G/A | 2009-01-16 | MICROSOFT CORP | COMCAST CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2008-02-14 | Clearbridge Advisors, LLC | COMCAST CORP | 60,312,633 | 6.1% | EDGAR |
| SC 13G/A | 2008-02-14 | AXA FINANCIAL INC | COMCAST CORP | 10,278,243 | 1.2% | EDGAR |
| SC 13G/A | 2008-02-13 | COMCAST CORP | GSI COMMERCE INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2008-02-13 | MARSICO CAPITAL MANAGEMENT LLC | COMCAST CORP | 25,720 | 0.0% | EDGAR |
| SC 13G | 2008-02-13 | COMCAST CORP | INTELLON CORP | 1,679,579 | 5.6% | EDGAR |
| SC 13G/A | 2008-01-22 | BARCLAYS GLOBAL INVESTORS NA /CA/ | COMCAST CORP | 65,092,146 | 3.1% | EDGAR |
| SC 13G/A | 2008-01-15 | MICROSOFT CORP | COMCAST CORP | 150,935,575 | 7.3% | EDGAR |