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WELLINGTON MANAGEMENT GROUP LLP
> RGEN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | REPLIGEN CORP | RGEN | 1,367,395 | -126,156 | 193,431,696,000 | -58,022,550,000 | $141,460.00 |
| 03/31/2023 | REPLIGEN CORP | RGEN | 1,493,551 | 718,881 | 251,454,246,000 | 251,309,297,000 | $168,360.00 |
| 09/30/2022 | REPLIGEN CORP | RGEN | 774,670 | 516,775 | 144,949,000 | 103,067,000 | $187.11 |
| 06/30/2022 | REPLIGEN CORP | RGEN | 257,895 | 257,895 | 41,882,000 | 41,882,000 | $162.40 |
| 09/30/2021 | REPLIGEN CORP | RGEN | 0 | -2,601 | 0 | -519,000 | |
| 06/30/2021 | REPLIGEN CORP | RGEN | 2,601 | 2,601 | 519,000 | 519,000 | $199.54 |
| 12/31/2020 | REPLIGEN CORP | RGEN | 0 | -989,017 | 0 | -145,919,000 | |
| 09/30/2020 | REPLIGEN CORP | RGEN | 989,017 | -678,268 | 145,919,000 | -60,174,000 | $147.54 |
| 06/30/2020 | REPLIGEN CORP | RGEN | 1,667,285 | -512,794 | 206,093,000 | -4,373,000 | $123.61 |
| 03/31/2020 | REPLIGEN CORP | RGEN | 2,180,079 | -106,934 | 210,466,000 | -1,084,000 | $96.54 |
| 12/31/2019 | REPLIGEN CORP | RGEN | 2,287,013 | -29,354 | 211,550,000 | 33,908,000 | $92.50 |
| 09/30/2019 | REPLIGEN CORP | RGEN | 2,316,367 | -4,800 | 177,642,000 | -21,862,000 | $76.69 |
| 06/30/2019 | REPLIGEN CORP | RGEN | 2,321,167 | 108,608 | 199,504,000 | 68,786,000 | $85.95 |
| 03/31/2019 | REPLIGEN CORP | RGEN | 2,212,559 | 256,717 | 130,718,000 | 27,567,000 | $59.08 |
| 12/31/2018 | REPLIGEN CORP | RGEN | 1,955,842 | 510,591 | 103,151,000 | 22,997,000 | $52.74 |
| 09/30/2018 | REPLIGEN CORP | RGEN | 1,445,251 | 1,076,482 | 80,154,000 | 62,807,000 | $55.46 |
| 06/30/2018 | REPLIGEN CORP | RGEN | 368,769 | 195,369 | 17,347,000 | 11,073,000 | $47.04 |
| 03/31/2018 | REPLIGEN CORP | RGEN | 173,400 | 173,400 | 6,274,000 | 6,274,000 | $36.18 |
| 03/31/2016 | REPLIGEN CORP | RGEN | 0 | -16,154 | 0 | -457,000 | |
| 12/31/2015 | REPLIGEN CORP | RGEN | 16,154 | 1,384 | 457,000 | 46,000 | $28.29 |
| 09/30/2015 | REPLIGEN CORP | RGEN | 14,770 | 3,641 | 411,000 | -48,000 | $27.83 |
| 06/30/2015 | REPLIGEN CORP | RGEN | 11,129 | -25,508 | 459,000 | -653,000 | $41.24 |
| 03/31/2015 | REPLIGEN CORP | RGEN | 36,637 | 24,611 | 1,112,000 | 874,000 | $30.35 |
| 12/31/2014 | REPLIGEN CORP | RGEN | 12,026 | -159,868 | 238,000 | -3,185,000 | $19.79 |
| 09/30/2014 | REPLIGEN CORP | RGEN | 171,894 | -34,600 | 3,423,000 | -1,283,000 | $19.91 |
| 06/30/2014 | REPLIGEN CORP | RGEN | 206,494 | -95,700 | 4,706,000 | 820,000 | $22.79 |
| 03/31/2014 | REPLIGEN CORP | RGEN | 302,194 | 143,700 | 3,886,000 | 1,725,000 | $12.86 |
| 12/31/2013 | REPLIGEN CORP | RGEN | 158,494 | -175,198 | 2,161,000 | -1,540,000 | $13.63 |
| 09/30/2013 | REPLIGEN CORP | RGEN | 333,692 | 333,692 | 3,701,000 | 3,701,000 | $11.09 |
| 06/30/2013 | REPLIGEN CORP | RGEN | 356,992 | -242,600 | 2,942,000 | -1,201,000 | $8.24 |
| 03/31/2013 | REPLIGEN CORP | RGEN | 599,592 | -127,500 | 4,143,000 | -431,000 | $6.91 |
| 12/31/2012 | REPLIGEN CORP | RGEN | 727,092 | -216,000 | 4,574,000 | -1,047,000 | $6.29 |
| 09/30/2012 | REPLIGEN CORP | RGEN | 943,092 | -127,566 | 5,621,000 | 1,018,000 | $5.96 |
| 06/30/2012 | REPLIGEN CORP | RGEN | 1,070,658 | 165,711 | 4,603,000 | -736,000 | $4.30 |
| 03/31/2012 | REPLIGEN CORP | RGEN | 904,947 | -285,434 | 5,339,000 | 1,446,000 | $5.90 |
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