| SC 13G | 2020-02-07 | FMR LLC | HOLOGIC INC | 13,715,203 | 5.1% | EDGAR |
| SC 13G/A | 2020-02-05 | BlackRock Inc. | HOLOGIC INC | 21,995,732 | 8.2% | EDGAR |
| SC 13G/A | 2019-10-10 | Capital World Investors | HOLOGIC INC | 10,772,375 | 4.0% | EDGAR |
| SC 13G/A | 2019-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | HOLOGIC INC | 43,052,673 | 14.8% | EDGAR |
| SC 13G/A | 2019-02-14 | Capital Research Global Investors | HOLOGIC INC | 12,524,689 | 4.3% | EDGAR |
| SC 13G/A | 2019-02-14 | Capital World Investors | HOLOGIC INC | 27,229,085 | 9.4% | EDGAR |
| SC 13G | 2019-02-13 | PARNASSUS INVESTMENTS /CA | HOLOGIC INC | 15,151,874 | 5.2% | EDGAR |
| SC 13G/A | 2019-02-12 | WELLINGTON MANAGEMENT GROUP LLP | HOLOGIC INC | 9,383,962 | 3.2% | EDGAR |
| SC 13G/A | 2019-02-12 | VANGUARD GROUP INC | HOLOGIC INC | 30,145,229 | 10.4% | EDGAR |
| SC 13G/A | 2019-02-04 | BlackRock Inc. | HOLOGIC INC | 18,703,463 | 6.5% | EDGAR |
| SC 13G/A | 2018-10-10 | Capital World Investors | HOLOGIC INC | 27,833,462 | 10.2% | EDGAR |
| SC 13G/A | 2018-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | HOLOGIC INC | 45,241,839 | 16.4% | EDGAR |
| SC 13G | 2018-02-14 | Capital Research Global Investors | HOLOGIC INC | 17,182,425 | 6.2% | EDGAR |
| SC 13G | 2018-02-14 | Capital World Investors | HOLOGIC INC | 15,146,288 | 5.4% | EDGAR |
| SC 13G/A | 2018-02-09 | VANGUARD GROUP INC | HOLOGIC INC | 27,891,906 | 10.1% | EDGAR |
| SC 13G | 2018-02-08 | WELLINGTON MANAGEMENT GROUP LLP | HOLOGIC INC | 19,564,601 | 7.1% | EDGAR |
| SC 13G/A | 2018-01-25 | BlackRock Inc. | HOLOGIC INC | 20,944,980 | 7.6% | EDGAR |
| SC 13G/A | 2017-02-13 | VANGUARD GROUP INC | HOLOGIC INC | 28,666,922 | 10.3% | EDGAR |
| SC 13G/A | 2017-02-13 | Capital Research Global Investors | HOLOGIC INC | 13,616,359 | 4.8% | EDGAR |
| SC 13G/A | 2017-01-24 | BlackRock Inc. | HOLOGIC INC | 21,205,812 | 7.6% | EDGAR |