| SC 13G/A | 2015-02-10 | VANGUARD GROUP INC | Iridium Communications Inc. | 5,964,349 | 6.4% | EDGAR |
| SC 13G | 2015-02-02 | BlackRock Inc. | Iridium Communications Inc. | 6,151,451 | 6.6% | EDGAR |
| SC 13G | 2015-01-23 | Van Berkom & Associates Inc. | Iridium Communications Inc. | 4,539,535 | 4.8% | EDGAR |
| SC 13G | 2014-06-10 | BAMCO INC /NY/ | Iridium Communications Inc. | 11,215,351 | 12.1% | EDGAR |
| SC 13D/A | 2014-06-03 | Baralonco Ltd | Iridium Communications Inc. | 13,599,230 | 14.4% | EDGAR |
| SC 13D/A | 2014-05-23 | AVENIR CORP | Iridium Communications Inc. | 3,252,378 | 3.5% | EDGAR |
| SC 13D/A | 2014-05-19 | AVENIR CORP | Iridium Communications Inc. | 3,252,378 | 3.5% | EDGAR |
| SC 13D/A | 2014-04-01 | AVENIR CORP | Iridium Communications Inc. | 3,321,018 | 4.3% | EDGAR |
| SC 13G/A | 2014-02-13 | Capital World Investors | Iridium Communications Inc. | 2,683,420 | 3.5% | EDGAR |
| SC 13G | 2014-02-11 | VANGUARD GROUP INC | Iridium Communications Inc. | 4,058,620 | 5.3% | EDGAR |
| SC 13G | 2014-02-05 | Van Berkom & Associates Inc. | Iridium Communications Inc. | 4,020,067 | 5.2% | EDGAR |
| SC 13D | 2013-11-13 | AVENIR CORP | Iridium Communications Inc. | 4,031,645 | 5.3% | EDGAR |
| SC 13G/A | 2013-05-09 | GREENHILL & CO INC | Iridium Communications Inc. | 3,809,016 | 5.0% | EDGAR |
| SC 13G/A | 2013-04-11 | WELLS FARGO & COMPANY/MN | Iridium Communications Inc. | 5,857,224 | 1.9% | EDGAR |
| SC 13G/A | 2013-04-11 | WELLS FARGO & COMPANY/MN | Iridium Communications Inc. | 1,464,306 | 1.9% | EDGAR |
| SC 13G/A | 2013-03-29 | WELLS FARGO & COMPANY/MN | Iridium Communications Inc. | 5,854,342 | 7.8% | EDGAR |
| SC 13G | 2013-03-08 | AVENIR CORP | Iridium Communications Inc. | 3,850,326 | 5.0% | EDGAR |
| SC 13G/A | 2013-02-13 | WELLS FARGO & COMPANY/MN | Iridium Communications Inc. | 5,629,307 | 7.8% | EDGAR |
| SC 13G | 2013-02-13 | Capital World Investors | Iridium Communications Inc. | 5,846,132 | 7.7% | EDGAR |
| SC 13G/A | 2013-02-01 | GREENHILL & CO INC | Iridium Communications Inc. | 5,084,016 | 6.8% | EDGAR |