Repligen Corporation shares owned by Brian McDonald
Quarter-by-quarter ownership of Repligen Corporation (RGEN) shares owned by Brian McDonald
from 13F filings
Historical chart of Brian McDonald investment in Repligen Corporation
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All positions including Repligen Corporation held by Brian McDonald consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Repligen Corporation by Brian McDonald
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $15M | 113k | 133.76 |
| 2025-06-30 | $12M | 100k | 124.37 |
| 2025-03-31 | $13M | 100k | 127.32 |
| 2024-12-31 | $12M | 84k | 143.88 |
| 2024-09-30 | $13M | 85k | 148.84 |
| 2024-06-30 | $19M | 148k | 126.18 |
| 2024-03-31 | $23M | 123k | 183.92 |
| 2023-09-30 | $18M | 116k | 159.01 |
| 2023-06-30 | $0 | 8.5k | 0.00 |
| 2022-12-31 | $22M | 118k | 185.67 |
| 2022-09-30 | $18M | 105k | 167.94 |
| 2022-06-30 | $20M | 121k | 168.07 |
| 2022-03-31 | $17M | 108k | 156.19 |
| 2021-12-31 | $14M | 75k | 185.40 |
| 2021-09-30 | $26M | 95k | 274.95 |
| 2021-06-30 | $27M | 103k | 259.56 |
| 2021-03-31 | $22M | 100k | 218.32 |
| 2020-12-31 | $22M | 98k | 219.32 |
| 2020-09-30 | $18M | 103k | 176.25 |
| 2020-06-30 | $11M | 78k | 135.89 |
| 2020-03-31 | $11M | 95k | 116.43 |
| 2019-12-31 | $8.6M | 85k | 101.64 |
| 2019-09-30 | $5.6M | 72k | 78.08 |
| 2019-06-30 | $6.7M | 77k | 87.20 |
| 2019-03-31 | $4.4M | 76k | 58.24 |
| 2018-12-31 | $4.1M | 75k | 54.62 |
| 2018-09-30 | $3.9M | 70k | 56.15 |
| 2018-06-30 | $3.5M | 72k | 47.97 |
| 2018-03-31 | $2.8M | 75k | 37.44 |
| 2017-12-31 | $2.3M | 64k | 36.65 |
| 2017-09-30 | $2.0M | 52k | 38.57 |
| 2017-06-30 | $1.5M | 36k | 42.73 |
| 2017-03-31 | $1.4M | 38k | 36.89 |
| 2016-12-31 | $1.1M | 36k | 30.92 |
| 2016-09-30 | $1.0M | 34k | 30.25 |
| 2016-06-30 | $1.0M | 34k | 29.89 |
| 2016-03-31 | $939k | 34k | 28.01 |
| 2015-12-31 | $800k | 33k | 23.98 |
| 2015-09-30 | $927k | 33k | 27.85 |
| 2015-06-30 | $2.6M | 62k | 41.26 |
| 2015-03-31 | $927k | 31k | 30.34 |
| 2014-12-31 | $1.2M | 60k | 19.79 |
| 2014-09-30 | $600k | 30k | 19.92 |
| 2014-06-30 | $674k | 30k | 22.78 |