| SC 13G/A | 2016-10-07 | BlackRock Inc. | MERCURY SYSTEMS INC | 4,080,344 | 10.1% | EDGAR |
| SC 13G/A | 2016-02-11 | Trigran Investments, Inc. | MERCURY SYSTEMS INC | 1,304,898 | - | EDGAR |
| SC 13G/A | 2016-02-10 | VANGUARD GROUP INC | MERCURY SYSTEMS INC | 2,431,928 | 7.0% | EDGAR |
| SC 13G | 2016-02-09 | DIMENSIONAL FUND ADVISORS LP | MERCURY SYSTEMS INC | 1,866,032 | 5.4% | EDGAR |
| SC 13G | 2016-02-02 | BARROW HANLEY MEWHINNEY & STRAUSS LLC | MERCURY SYSTEMS INC | 2,449,409 | 7.0% | EDGAR |
| SC 13G/A | 2016-01-26 | BlackRock Inc. | MERCURY SYSTEMS INC | 3,209,628 | 9.2% | EDGAR |
| SC 13G/A | 2016-01-19 | ROYCE & ASSOCIATES LLC | MERCURY SYSTEMS INC | 2,155,546 | 6.2% | EDGAR |
| SC 13G | 2015-02-13 | Trigran Investments, Inc. | MERCURY SYSTEMS INC | 2,184,877 | - | EDGAR |
| SC 13G/A | 2015-02-11 | VANGUARD GROUP INC | MERCURY SYSTEMS INC | 2,125,385 | 6.3% | EDGAR |
| SC 13G | 2015-02-10 | BARROW HANLEY MEWHINNEY & STRAUSS LLC | MERCURY SYSTEMS INC | 2,532,329 | 7.5% | EDGAR |
| SC 13G/A | 2015-01-28 | Invesco Ltd. | MERCURY SYSTEMS INC | 143,606 | 0.4% | EDGAR |
| SC 13G/A | 2015-01-15 | ROYCE & ASSOCIATES LLC | MERCURY SYSTEMS INC | 2,619,337 | 7.7% | EDGAR |
| SC 13G/A | 2015-01-15 | BlackRock Inc. | MERCURY SYSTEMS INC | 3,103,789 | 9.2% | EDGAR |
| SC 13G/A | 2014-02-13 | SOROS FUND MANAGEMENT LLC | MERCURY SYSTEMS INC | 844,159 | 2.5% | EDGAR |
| SC 13G | 2014-02-12 | BARROW HANLEY MEWHINNEY & STRAUSS LLC | MERCURY SYSTEMS INC | 2,803,386 | 8.4% | EDGAR |
| SC 13G/A | 2014-02-11 | VANGUARD GROUP INC | MERCURY SYSTEMS INC | 1,879,336 | 5.6% | EDGAR |
| SC 13G | 2014-02-10 | Invesco Ltd. | MERCURY SYSTEMS INC | 1,916,793 | 5.8% | EDGAR |
| SC 13G/A | 2014-01-30 | BlackRock Inc. | MERCURY SYSTEMS INC | 3,008,525 | 9.0% | EDGAR |
| SC 13G/A | 2014-01-13 | ROYCE & ASSOCIATES LLC | MERCURY SYSTEMS INC | 2,410,137 | 7.2% | EDGAR |
| SC 13G/A | 2013-12-09 | BAMCO INC /NY/ | MERCURY SYSTEMS INC | 0 | 0.0% | EDGAR |