News + Filings Holdings
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Yorktown Management & Research Co Inc
> RGEN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | REPLIGEN CORP | RGEN | 6,550 | -1,200 | 926,563,000 | -385,590,000 | $141,460.00 |
| 12/31/2022 | REPLIGEN CORP | RGEN | 7,750 | 0 | 1,312,153,000 | 1,310,703,000 | $169,310.06 |
| 09/30/2022 | REPLIGEN CORP | RGEN | 7,750 | 0 | 1,450,000 | 191,000 | $187.10 |
| 06/30/2022 | REPLIGEN CORP | RGEN | 7,750 | -2,300 | 1,259,000 | -631,000 | $162.45 |
| 03/31/2022 | REPLIGEN CORP | RGEN | 10,050 | -1,000 | 1,890,000 | -1,036,000 | $188.06 |
| 12/31/2021 | REPLIGEN CORP | RGEN | 11,050 | 1,000 | 2,926,000 | 22,000 | $264.80 |
| 09/30/2021 | REPLIGEN CORP | RGEN | 10,050 | 0 | 2,904,000 | 898,000 | $288.96 |
| 06/30/2021 | REPLIGEN CORP | RGEN | 10,050 | 800 | 2,006,000 | 208,000 | $199.60 |
| 03/31/2021 | REPLIGEN CORP | RGEN | 9,250 | 100 | 1,798,000 | 45,000 | $194.38 |
| 12/31/2020 | REPLIGEN CORP | RGEN | 9,150 | 0 | 1,753,000 | 403,000 | $191.58 |
| 09/30/2020 | REPLIGEN CORP | RGEN | 9,150 | 1,000 | 1,350,000 | 343,000 | $147.54 |
| 06/30/2020 | REPLIGEN CORP | RGEN | 8,150 | 250 | 1,007,000 | 244,000 | $123.56 |
| 03/31/2020 | REPLIGEN CORP | RGEN | 7,900 | 0 | 763,000 | 32,000 | $96.58 |
| 12/31/2019 | REPLIGEN CORP | RGEN | 7,900 | 320 | 731,000 | 150,000 | $92.53 |
| 09/30/2019 | REPLIGEN CORP | RGEN | 7,580 | 0 | 581,000 | -71,000 | $76.65 |
| 06/30/2019 | REPLIGEN CORP | RGEN | 7,580 | 0 | 652,000 | 204,000 | $86.02 |
| 03/31/2019 | REPLIGEN CORP | RGEN | 7,580 | 7,580 | 448,000 | 448,000 | $59.10 |
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