RGEN · Repligen Corp
$166.83
-0.66 (-0.39%)
At close · Aug 14
Market Cap
$9.42B
Shares
56.44M
Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.
Short Volume
| Date | Short Volume | Short Exempt | Total Volume | Short % |
|---|---|---|---|---|
| 2026-08-14 | 184,403 | 3,023 | 240,549 | 76.7% |
| 2026-08-13 | 255,785 | 7 | 308,539 | 82.9% |
| 2026-08-12 | 279,115 | 0 | 372,606 | 74.9% |
| 2026-08-11 | 315,011 | 45 | 479,630 | 65.7% |
| 2026-08-10 | 200,137 | 0 | 283,927 | 70.5% |
| 2026-08-07 | 323,474 | 9 | 431,611 | 74.9% |
| 2026-08-06 | 403,116 | 0 | 573,869 | 70.2% |
| 2026-08-05 | 476,988 | 3 | 619,585 | 77.0% |
| 2026-08-04 | 339,257 | 6 | 491,808 | 69.0% |
| 2026-08-03 | 320,133 | 0 | 483,063 | 66.3% |
| 2026-07-31 | 244,174 | 0 | 327,699 | 74.5% |
| 2026-07-30 | 248,374 | 0 | 450,642 | 55.1% |
| 2026-07-29 | 553,117 | 53 | 693,520 | 79.8% |
| 2026-07-28 | 773,501 | 12,412 | 1,058,823 | 73.1% |
| 2026-07-27 | 437,588 | 36 | 621,798 | 70.4% |
| 2026-07-24 | 470,734 | 100 | 623,458 | 75.5% |
| 2026-07-23 | 659,782 | 1,800 | 1,021,705 | 64.6% |
| 2026-07-22 | 833,332 | 10,121 | 1,187,652 | 70.2% |
| 2026-07-21 | 540,117 | 9,487 | 859,740 | 62.8% |
| 2026-07-20 | 300,535 | 4,708 | 384,181 | 78.2% |
| 2026-07-17 | 266,011 | 0 | 429,827 | 61.9% |
| 2026-07-16 | 261,090 | 177 | 407,239 | 64.1% |
| 2026-07-15 | 211,522 | 0 | 339,934 | 62.2% |
| 2026-07-14 | 167,139 | 0 | 225,873 | 74.0% |
| 2026-07-13 | 181,154 | 0 | 280,689 | 64.5% |
| 2026-07-10 | 159,158 | 58 | 210,859 | 75.5% |
| 2026-07-09 | 139,778 | 0 | 237,985 | 58.7% |
| 2026-07-08 | 218,661 | 2,155 | 300,053 | 72.9% |
| 2026-07-07 | 136,936 | 0 | 230,389 | 59.4% |
| 2026-07-06 | 158,862 | 0 | 279,945 | 56.7% |
| 2026-07-02 | 257,800 | 857 | 430,847 | 59.8% |
| 2026-07-01 | 269,563 | 0 | 459,739 | 58.6% |
| 2026-06-30 | 155,212 | 0 | 500,921 | 31.0% |
| 2026-06-29 | 471,962 | 1,396 | 717,351 | 65.8% |
| 2026-06-26 | 274,048 | 2,036 | 545,046 | 50.3% |
| 2026-06-25 | 442,424 | 0 | 958,086 | 46.2% |
| 2026-06-24 | 416,909 | 5,418 | 612,982 | 68.0% |
| 2026-06-23 | 128,729 | 1,800 | 368,497 | 34.9% |
| 2026-06-22 | 167,322 | 0 | 369,393 | 45.3% |
| 2026-06-18 | 237,333 | 38 | 432,487 | 54.9% |
| 2026-06-17 | 305,323 | 0 | 606,228 | 50.4% |
| 2026-06-16 | 157,097 | 0 | 263,880 | 59.5% |
| 2026-06-15 | 121,177 | 0 | 206,665 | 58.6% |
| 2026-06-12 | 369,679 | 5 | 586,980 | 63.0% |
| 2026-06-11 | 134,070 | 0 | 179,494 | 74.7% |
| 2026-06-10 | 363,662 | 2 | 498,906 | 72.9% |
| 2026-06-09 | 214,305 | 0 | 546,508 | 39.2% |
| 2026-06-08 | 188,084 | 0 | 276,409 | 68.0% |
| 2026-06-05 | 227,853 | 2,953 | 320,871 | 71.0% |
| 2026-06-04 | 254,871 | 165 | 461,137 | 55.3% |
Showing 1–50 of 62 days
Key facts
CIK
730272
CUSIP
759916109
13F (30d)
461 filings
436 filers
Visit website
Investor relations