| SC 13G/A | 2018-02-09 | DIMENSIONAL FUND ADVISORS LP | AIR METHODS CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2018-02-02 | PRUDENTIAL FINANCIAL INC | AIR METHODS CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2017-05-10 | FMR LLC | AIR METHODS CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2017-02-14 | FMR LLC | AIR METHODS CORP | 2,745,760 | 7.5% | EDGAR |
| SC 13G | 2017-02-10 | TD ASSET MANAGEMENT INC | AIR METHODS CORP | 2,082,983 | 5.7% | EDGAR |
| SC 13G/A | 2017-02-09 | VANGUARD GROUP INC | AIR METHODS CORP | 2,851,205 | 7.8% | EDGAR |
| SC 13G | 2017-02-09 | DIMENSIONAL FUND ADVISORS LP | AIR METHODS CORP | 1,873,042 | 5.2% | EDGAR |
| SC 13G/A | 2017-01-31 | GOLDMAN SACHS ASSET MANAGEMENT, L.P. | AIR METHODS CORP | 9,125 | - | EDGAR |
| SC 13G/A | 2017-01-24 | PRUDENTIAL FINANCIAL INC | AIR METHODS CORP | 1,834,496 | 5.0% | EDGAR |
| SC 13G/A | 2017-01-12 | BlackRock Inc. | AIR METHODS CORP | 3,928,976 | 10.8% | EDGAR |
| SC 13G/A | 2016-12-12 | FMR LLC | AIR METHODS CORP | 2,860,090 | 7.9% | EDGAR |
| SC 13G/A | 2016-12-09 | BlackRock Inc. | AIR METHODS CORP | 3,958,711 | 10.9% | EDGAR |
| SC 13G/A | 2016-02-12 | FMR LLC | AIR METHODS CORP | 5,543,503 | 14.1% | EDGAR |
| SC 13G/A | 2016-02-11 | PRICE T ROWE ASSOCIATES INC /MD/ | AIR METHODS CORP | 169,800 | 0.4% | EDGAR |
| SC 13G/A | 2016-02-11 | CLIFTON PARK CAPITAL MANAGEMENT, LLC | AIR METHODS CORP | 460,861 | 1.2% | EDGAR |
| SC 13G/A | 2016-02-10 | VANGUARD GROUP INC | AIR METHODS CORP | 2,738,940 | 7.0% | EDGAR |
| SC 13G/A | 2016-02-03 | JENNISON ASSOCIATES LLC | AIR METHODS CORP | 1,755,893 | 4.5% | EDGAR |
| SC 13G | 2016-02-02 | GOLDMAN SACHS ASSET MANAGEMENT, L.P. | AIR METHODS CORP | 2,296,489 | 5.8% | EDGAR |
| SC 13G/A | 2016-01-28 | PRUDENTIAL FINANCIAL INC | AIR METHODS CORP | 2,002,254 | 5.1% | EDGAR |
| SC 13G/A | 2016-01-25 | BlackRock Inc. | AIR METHODS CORP | 3,619,052 | 9.2% | EDGAR |