| SC 13G/A | 2024-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | REPLIGEN CORP | 4,012,851 | 7.2% | EDGAR |
| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | REPLIGEN CORP | 5,078,261 | 9.1% | EDGAR |
| SC 13G/A | 2024-02-06 | EDDLEMAN ROY T | REPLIGEN CORP | 2,705,689 | 4.8% | EDGAR |
| SC 13G/A | 2024-01-23 | BlackRock Inc. | REPLIGEN CORP | 7,859,530 | 14.1% | EDGAR |
| SC 13G/A | 2023-02-15 | EDDLEMAN ROY T | REPLIGEN CORP | 2,705,689 | 4.9% | EDGAR |
| SC 13G/A | 2023-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | REPLIGEN CORP | 5,070,657 | 9.1% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | REPLIGEN CORP | 5,205,155 | 9.4% | EDGAR |
| SC 13G/A | 2023-01-23 | BlackRock Inc. | REPLIGEN CORP | 6,123,594 | 11.0% | EDGAR |
| SC 13G | 2022-09-08 | BlackRock Inc. | REPLIGEN CORP | 5,686,997 | 10.2% | EDGAR |
| SC 13G | 2022-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | REPLIGEN CORP | 3,042,655 | 5.5% | EDGAR |
| SC 13G/A | 2022-02-10 | VANGUARD GROUP INC | REPLIGEN CORP | 4,912,769 | 8.9% | EDGAR |
| SC 13G/A | 2022-02-01 | BlackRock Inc. | REPLIGEN CORP | 5,189,189 | 9.4% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | REPLIGEN CORP | 4,410,742 | 8.1% | EDGAR |
| SC 13G/A | 2021-02-05 | EDDLEMAN ROY T | REPLIGEN CORP | 3,500,000 | 6.6% | EDGAR |
| SC 13G/A | 2021-02-01 | BlackRock Inc. | REPLIGEN CORP | 4,532,467 | 8.4% | EDGAR |
| SC 13G/A | 2020-02-12 | VANGUARD GROUP INC | REPLIGEN CORP | 4,469,147 | 8.6% | EDGAR |
| SC 13G/A | 2020-02-10 | BlackRock Inc. | REPLIGEN CORP | 5,778,909 | 11.1% | EDGAR |
| SC 13G/A | 2020-01-31 | EDDLEMAN ROY T | REPLIGEN CORP | 3,565,864 | 6.8% | EDGAR |
| SC 13G/A | 2019-02-14 | TimesSquare Capital Management, LLC | REPLIGEN CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | REPLIGEN CORP | 4,030,671 | 9.2% | EDGAR |