Repligen Corporation shares owned by Citadel Advisors
Quarter-by-quarter ownership of Repligen Corporation (RGEN) shares owned by Citadel Advisors
from 13F filings
Historical chart of Citadel Advisors investment in Repligen Corporation
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Quarterly reported holdings in Repligen Corporation by Citadel Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $235M | 1.8M | 133.67 |
| 2025-06-30 | $141M | 1.1M | 124.38 |
| 2025-03-31 | $176M | 1.4M | 127.24 |
| 2024-12-31 | $182M | 1.3M | 143.94 |
| 2024-09-30 | $88M | 592k | 148.82 |
| 2024-06-30 | $15M | 120k | 126.06 |
| 2024-03-31 | $65M | 352k | 183.92 |
| 2023-12-31 | $65M | 359k | 179.80 |
| 2023-09-30 | $69M | 431k | 159.01 |
| 2023-06-30 | $21M | 147k | 141.46 |
| 2023-03-31 | $11M | 62k | 168.36 |
| 2022-12-31 | $17M | 102k | 169.31 |
| 2022-06-30 | $24M | 150k | 162.40 |
| 2022-03-31 | $22M | 117k | 188.11 |
| 2021-12-31 | $53M | 201k | 264.83 |
| 2021-09-30 | $46M | 160k | 288.98 |
| 2021-06-30 | $73M | 363k | 199.64 |
| 2021-03-31 | $18M | 90k | 194.41 |
| 2020-12-31 | $26M | 137k | 191.63 |
| 2020-09-30 | $29M | 195k | 147.54 |
| 2020-06-30 | $29M | 231k | 123.61 |
| 2020-03-31 | $7.1M | 73k | 96.55 |
| 2019-12-31 | $12M | 129k | 92.50 |
| 2019-09-30 | $16M | 211k | 76.69 |
| 2019-06-30 | $8.1M | 94k | 85.95 |
| 2019-03-31 | $9.0M | 153k | 59.08 |
| 2018-12-31 | $17M | 321k | 52.74 |
| 2018-09-30 | $4.2M | 75k | 55.45 |
| 2018-06-30 | $1.1M | 24k | 47.05 |
| 2017-12-31 | $931k | 26k | 36.27 |
| 2017-09-30 | $854k | 22k | 38.31 |
| 2017-06-30 | $580k | 14k | 41.43 |
| 2017-03-31 | $1.0M | 29k | 35.21 |
| 2016-09-30 | $1.3M | 42k | 30.17 |
| 2016-06-30 | $703k | 26k | 27.37 |
| 2016-03-31 | $938k | 35k | 26.81 |
| 2015-12-31 | $2.3M | 80k | 28.29 |
| 2015-09-30 | $895k | 32k | 27.83 |
| 2015-03-31 | $458k | 15k | 30.35 |
| 2014-12-31 | $293k | 15k | 19.78 |
| 2014-09-30 | $450k | 23k | 19.92 |
| 2014-06-30 | $620k | 27k | 22.78 |
| 2014-03-31 | $129k | 10k | 12.87 |
| 2013-12-31 | $803k | 59k | 13.64 |
| 2013-09-30 | $580k | 52k | 11.09 |
| 2013-06-30 | $597k | 72k | 8.24 |
| 2013-03-31 | $86k | 13k | 6.88 |
| 2012-12-31 | $179k | 28k | 6.29 |
| 2012-09-30 | $106k | 18k | 5.98 |