| SC 13G/A | 2017-12-11 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | Level 3 Parent, LLC | - | 0.0% | EDGAR |
| SC 13D/A | 2017-11-03 | SINGAPORE TECHNOLOGIES TELEMEDIA PTE LTD | LEVEL 3 COMMUNICATIONS INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2017-02-14 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | LEVEL 3 COMMUNICATIONS INC | - | 7.8% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | LEVEL 3 COMMUNICATIONS INC | 27,563,483 | 7.6% | EDGAR |
| SC 13D | 2016-11-10 | CENTURYLINK, INC | LEVEL 3 COMMUNICATIONS INC | 65,031,667 | 18.1% | EDGAR |
| SC 13D/A | 2016-11-01 | SINGAPORE TECHNOLOGIES TELEMEDIA PTE LTD | LEVEL 3 COMMUNICATIONS INC | 65,031,667 | 18.1% | EDGAR |
| SC 13G/A | 2016-02-12 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | LEVEL 3 COMMUNICATIONS INC | - | 9.2% | EDGAR |
| SC 13G/A | 2016-02-10 | VANGUARD GROUP INC | LEVEL 3 COMMUNICATIONS INC | 24,612,651 | 6.9% | EDGAR |
| SC 13G/A | 2015-11-10 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | LEVEL 3 COMMUNICATIONS INC | - | 10.7% | EDGAR |
| SC 13D/A | 2015-03-02 | SINGAPORE TECHNOLOGIES TELEMEDIA PTE LTD | LEVEL 3 COMMUNICATIONS INC | 63,931,025 | 18.5% | EDGAR |
| SC 13G/A | 2015-02-13 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | LEVEL 3 COMMUNICATIONS INC | - | 16.3% | EDGAR |
| SC 13G | 2015-02-10 | VANGUARD GROUP INC | LEVEL 3 COMMUNICATIONS INC | 21,591,758 | 6.4% | EDGAR |
| SC 13G/A | 2014-12-10 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | LEVEL 3 COMMUNICATIONS INC | 15,026,565 | 16.5% | EDGAR |
| SC 13D/A | 2014-11-12 | SINGAPORE TECHNOLOGIES TELEMEDIA PTE LTD | LEVEL 3 COMMUNICATIONS INC | 55,498,593 | 16.5% | EDGAR |
| SC 13D/A | 2014-06-17 | SINGAPORE TECHNOLOGIES TELEMEDIA PTE LTD | LEVEL 3 COMMUNICATIONS INC | 55,498,593 | 23.4% | EDGAR |
| SC 13G/A | 2014-02-14 | FAIRFAX FINANCIAL HOLDINGS LTD/ CAN | LEVEL 3 COMMUNICATIONS INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2014-02-10 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | LEVEL 3 COMMUNICATIONS INC | 15,026,565 | 21.7% | EDGAR |
| SC 13G/A | 2013-02-14 | LOOMIS SAYLES & CO L P | LEVEL 3 COMMUNICATIONS INC | 11,125,542 | 4.9% | EDGAR |
| SC 13G/A | 2013-02-14 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | LEVEL 3 COMMUNICATIONS INC | 15,026,565 | 21.6% | EDGAR |
| SC 13G/A | 2013-02-14 | FAIRFAX FINANCIAL HOLDINGS LTD/ CAN | LEVEL 3 COMMUNICATIONS INC | 15,708,872 | 7.1% | EDGAR |