Insider · CIK 0001346824
RA CAPITAL MANAGEMENT, L.P.
Files at: SION, TYRA, ARTV, VOR, SEPN, IKT, FRNM, PBLS and 26 more. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 17, 2026 SForm 4 → | Sep 21, 6:56 pm EDT | Sionna Therapeutics, Inc.SION | 3,448,811 | $6.33 | $21,835,018 | 3,448,812 | −50.0% | |
| Aug 24, 2026 MForm 4 → | Aug 26, 6:28 pm EDT | Vor Biopharma Inc.VOR | 1,500 | $3.74 | $5,604 | 1,500 | — | |
| Aug 12, 2026 SForm 4 → | Aug 14, 5:11 pm EDT | Septerna, Inc.SEPN | 1,493,000 | $42.50 | $63,452,500 | 725,443 | −67.3% | |
| Jul 29, 2026 PForm 4 → | Jul 31, 5:13 pm EDT | Artiva Biotherapeutics, Inc.ARTV | 45,768 | $9.96 | $455,726 | 17,329,570 | +0.26% | |
| Jul 29, 2026 JForm 4 → | Jul 31, 4:32 pm EDT | Inhibikase Therapeutics, Inc.IKT | 18,030,000 | — | — | 6,970,000 | — | |
| Jul 24, 2026 PForm 4 → | Jul 28, 5:24 pm EDT | Artiva Biotherapeutics, Inc.ARTV | 41,319 | $9.99 | $412,777 | 17,283,802 | +0.24% | |
| Jul 21, 2026 PForm 4 → | Jul 23, 9:22 pm EDT | Artiva Biotherapeutics, Inc.ARTV | 264,586 | $9.76 | $2,583,314 | 17,242,483 | +1.56% | |
| Jul 20, 2026 AForm 4 → | Jul 22, 5:31 pm EDT | Freenome, Inc.FRNM | 14,617,270 | $10.00 | $52,553,760 | 1,245,068 | — | |
| Jul 20, 2026 PForm 4 → | Jul 22, 4:55 pm EDT | Parabilis Medicines, Inc.PBLS | 244,593 | $28.29 | $6,919,551 | 26,529,686 | +0.93% | |
| Jul 16, 2026 SForm 4 → | Jul 21, 4:54 pm EDT | Vor Biopharma Inc.VOR | 213 | $19.75 | $4,207 | 4,501,882 | −0.00% | late |
| Jul 16, 2026 XForm 4 → | Jul 21, 4:54 pm EDT | Vor Biopharma Inc.VOR | 2,100,000 | $0.002 | $4,200 | 4,502,095 | — | late |
| Jul 16, 2026 PForm 4 → | Jul 20, 6:08 pm EDT | Artiva Biotherapeutics, Inc.ARTV | 160,354 | $8.93 | $1,432,119 | 16,977,927 | +0.95% | |
| Jul 13, 2026 PForm 4/A → | Jul 23, 9:21 pm EDT | Artiva Biotherapeutics, Inc.ARTV | 6,522 | $8.94 | $58,307 | 16,817,543 | +0.04% | |
| Jul 10, 2026 PForm 4 → | Jul 14, 7:00 pm EDT | Artiva Biotherapeutics, Inc.ARTV | 21,654 | $8.96 | $194,040 | 16,817,573 | +0.13% | |
| Jun 25, 2026 PForm 4 → | Jun 29, 4:20 pm EDT | Artiva Biotherapeutics, Inc.ARTV | 32,876 | $8.89 | $292,126 | 16,795,919 | +0.20% | |
| Jun 17, 2026 SForm 4 → | Jun 22, 6:59 pm EDT | Werewolf Therapeutics, Inc.HOWL | 416,911 | $0.35 | $145,919 | 303,719 | −57.9% | |
| Jun 15, 2026 PForm 4 → | Jun 17, 6:24 pm EDT | Hemab Therapeutics Holdings, Inc.COAG | 67,669 | $24.97 | $1,689,818 | 6,444,637 | +1.06% | |
| Jun 12, 2026 PForm 4 → | Jun 16, 6:08 pm EDT | Artiva Biotherapeutics, Inc.ARTV | 531,326 | $8.66 | $4,599,903 | 16,763,043 | +3.27% | |
| Jun 12, 2026 SForm 4 → | Jun 16, 6:01 pm EDT | Werewolf Therapeutics, Inc.HOWL | 448,836 | $0.3871 | $173,758 | 331,414 | −57.5% | |
| Jun 11, 2026 PForm 4 → | Jun 15, 6:57 pm EDT | Parabilis Medicines, Inc.PBLS | 21,188,750 | $20.00 | $423,775,000 | 2,648,278 | — | |
| Jun 11, 2026 CForm 4 → | Jun 15, 6:57 pm EDT | Parabilis Medicines, Inc.PBLS | 7,744,621 | — | — | 1,187,881 | — | |
| Jun 11, 2026 AForm 4 → | Jun 12, 8:30 pm EDT | Janux Therapeutics, Inc.JANX | 5,500 | — | — | 11,750 | — | |
| Jun 9, 2026 SForm 4 → | Jun 11, 8:13 pm EDT | Werewolf Therapeutics, Inc.HOWL | 678,226 | $0.3739 | $253,569 | 361,229 | −65.2% | |
| Jun 9, 2026 PForm 4 → | Jun 11, 7:36 pm EDT | Artiva Biotherapeutics, Inc.ARTV | 1,027,722 | $7.44 | $7,650,148 | 16,231,717 | +6.76% | |
| Jun 3, 2026 AForm 4 → | Jun 5, 5:12 pm EDT | Acumen Pharmaceuticals, Inc.ABOS | 35,500 | — | — | 48,300 | — | |
| Jan 24, 2019 PForm 4 → | Jan 28, 4:33 pm EST | Wave Life Sciences Ltd.WVE | 263,158 | $38.00 | $10,000,004 | 7,775,207 | +3.50% | plan? |
| Dec 12, 2018 PForm 4 → | Dec 14, 6:17 pm EST | Ra Pharmaceuticals, Inc.RARX | 1,006,452 | $15.50 | $15,600,006 | 4,858,260 | +26.1% | plan? |
| Dec 11, 2018 PForm 4 → | Dec 13, 6:30 pm EST | Synthorx, Inc.THOR | 4,545,455 | $11.00 | $50,000,005 | 9,724,598 | +87.8% | plan? |
| Dec 11, 2018 CForm 4 → | Dec 13, 6:30 pm EST | Synthorx, Inc.THOR | 5,179,143 | — | — | 5,179,143 | — | plan? |
| Oct 3, 2018 PForm 4 → | Oct 5, 4:33 pm EDT | Kala Pharmaceuticals, Inc.KALA | 2,424,242 | $8.25 | $19,999,997 | 4,537,478 | +115% | plan? |
| Oct 1, 2018 PForm 4 → | Oct 3, 4:36 pm EDT | ARVINAS INC.ARVN | 1,000,000 | $16.00 | $16,000,000 | 3,138,412 | +46.8% | plan? |
| Oct 1, 2018 CForm 4 → | Oct 3, 4:36 pm EDT | ARVINAS INC.ARVN | 2,138,412 | — | — | 2,138,412 | — | plan? |
| Jun 22, 2018 PForm 4 → | Jun 22, 7:33 pm EDT | Eidos Therapeutics, Inc.EIDX | 1,058,824 | $17.00 | $18,000,008 | 2,162,671 | +95.9% | plan? |
| Jun 22, 2018 CForm 4 → | Jun 22, 7:33 pm EDT | Eidos Therapeutics, Inc.EIDX | 1,103,847 | — | — | 1,103,847 | — | plan? |
| Feb 14, 2018 PForm 4 → | Feb 16, 4:42 pm EST | Ra Pharmaceuticals, Inc.RARX | 2,500,000 | $6.00 | $15,000,000 | 3,851,808 | +185% | plan? |
| Dec 18, 2017 MForm 4 → | Dec 20, 8:36 pm EST | Dicerna Pharmaceuticals IncDRNA | 2,645,442 | — | — | 5,074,013 | — | plan? |
| Nov 13, 2017 PForm 4 → | Nov 15, 4:35 pm EST | Wave Life Sciences Ltd.WVE | 423,398 | $23.34 | $9,881,550 | 7,512,049 | +5.97% | plan? |
| Oct 12, 2017 PForm 4 → | Oct 16, 4:32 pm EDT | KalVista Pharmaceuticals, Inc.KALV | 850,000 | $8.50 | $7,225,000 | 1,441,070 | +144% | plan? |
| Jul 25, 2017 PForm 4 → | Jul 26, 4:44 pm EDT | Kala Pharmaceuticals, Inc.KALA | 533,333 | $15.00 | $7,999,995 | 2,113,236 | +33.8% | plan? |
| Jul 25, 2017 CForm 4 → | Jul 26, 4:44 pm EDT | Kala Pharmaceuticals, Inc.KALA | 1,579,903 | — | — | 1,579,903 | — | plan? |
| May 22, 2017 PForm 4 → | May 24, 4:34 pm EDT | G1 Therapeutics, Inc.GTHX | 400,000 | $15.00 | $6,000,000 | 2,684,244 | +17.5% | plan? |
| May 22, 2017 CForm 4 → | May 24, 4:34 pm EDT | G1 Therapeutics, Inc.GTHX | 2,284,244 | — | — | 2,284,244 | — | plan? |
| Nov 21, 2016 AForm 4 → | Nov 23, 7:24 pm EST | KalVista Pharmaceuticals, Inc.KALV | 591,070 | — | — | 591,070 | — | plan? |
| Oct 31, 2016 PForm 4 → | Oct 31, 7:41 pm EDT | Ra Pharmaceuticals, Inc.RARX | 161,538 | $13.00 | $2,099,994 | 1,351,808 | +13.6% | plan? |
| Oct 31, 2016 CForm 4 → | Oct 31, 7:41 pm EDT | Ra Pharmaceuticals, Inc.RARX | 1,190,270 | — | — | 1,190,270 | — | plan? |
| Sep 15, 2016 SForm 4 → | Sep 19, 5:15 pm EDT | Aclaris Therapeutics, Inc.ACRS | 525,550 | $24.19 | $12,713,502 | 2,102,169 | −20.0% | plan? |
| Feb 22, 2016 PForm 4 → | Feb 24, 4:56 pm EST | Aclaris Therapeutics, Inc.ACRS | 39,726 | $17.15 | $681,470 | 2,627,719 | +1.54% | plan? |
| Jan 15, 2016 PForm 4 → | Jan 20, 4:51 pm EST | Aclaris Therapeutics, Inc.ACRS | 7,803 | $19.87 | $155,072 | 2,587,993 | +0.30% | plan? |
| Jan 11, 2016 PForm 4 → | Jan 13, 4:39 pm EST | Aclaris Therapeutics, Inc.ACRS | 15,637 | $19.10 | $298,738 | 2,580,190 | +0.61% | plan? |
| Nov 16, 2015 PForm 4 → | Nov 18, 5:30 pm EST | Wave Life Sciences Ltd.WVE | 1,875,000 | $16.00 | $30,000,000 | 7,088,651 | +36.0% | plan? |
| Nov 16, 2015 CForm 4 → | Nov 18, 5:30 pm EST | Wave Life Sciences Ltd.WVE | 1,172,060 | — | — | 5,213,651 | — | plan? |
| Oct 28, 2015 PForm 4 → | Oct 30, 3:53 pm EDT | Aclaris Therapeutics, Inc.ACRS | 244,200 | $14.00 | $3,418,800 | 2,564,552 | +10.5% | plan? |
| Oct 22, 2015 PForm 4 → | Oct 26, 4:17 pm EDT | Aclaris Therapeutics, Inc.ACRS | 5,410 | $14.03 | $75,883 | 2,320,352 | +0.23% | plan? |
| Oct 19, 2015 PForm 4 → | Oct 21, 4:35 pm EDT | Aclaris Therapeutics, Inc.ACRS | 34,999 | $14.89 | $521,095 | 2,314,942 | +1.54% | plan? |
| Oct 14, 2015 PForm 4 → | Oct 16, 4:17 pm EDT | Aclaris Therapeutics, Inc.ACRS | 42,813 | $14.06 | $601,792 | 2,279,943 | +1.91% | plan? |
| Oct 7, 2015 PForm 4 → | Oct 13, 9:34 am EDT | Aclaris Therapeutics, Inc.ACRS | 2,237,130 | $10.86 | $24,289,920 | 2,237,130 | — | plan? late |
| Jul 17, 2014 PForm 4 → | Feb 18, 2015, 9:54 pm EST | SANGAMO BIOSCIENCES INCSGMO | 37,215 | $12.26 | $456,211 | 2,199,753 | +1.72% | plan? late |
| Jun 5, 2014 SForm 4 → | Feb 18, 2015, 9:54 pm EST | SANGAMO BIOSCIENCES INCSGMO | 1,037,230 | $14.36 | $14,892,135 | 1,829,426 | −36.2% | plan? late |
| May 8, 2014 SForm 4 → | Feb 18, 2015, 9:53 pm EST | SANGAMO BIOSCIENCES INCSGMO | 2,028,531 | $13.18 | $26,743,790 | 2,829,441 | −41.8% | plan? late |
| May 7, 2014 PForm 4 → | Feb 18, 2015, 9:53 pm EST | SANGAMO BIOSCIENCES INCSGMO | 35,736 | $12.09 | $431,870 | 4,857,972 | +0.74% | plan? late |
| Apr 9, 2014 SForm 4 → | Feb 18, 2015, 9:52 pm EST | SANGAMO BIOSCIENCES INCSGMO | 450,893 | $15.05 | $6,786,112 | 4,409,328 | −9.28% | plan? late |
| Apr 3, 2014 PForm 4 → | Feb 18, 2015, 9:52 pm EST | SANGAMO BIOSCIENCES INCSGMO | 1,205,929 | $14.67 | $17,694,558 | 4,822,236 | +33.3% | plan? late |
| Mar 7, 2014 PForm 4 → | Feb 18, 2015, 9:51 pm EST | SANGAMO BIOSCIENCES INCSGMO | 1,130,387 | $19.83 | $22,410,076 | 4,317,200 | +35.5% | plan? late |
| Mar 6, 2014 SForm 4 → | Feb 18, 2015, 9:51 pm EST | SANGAMO BIOSCIENCES INCSGMO | 536,771 | $21.05 | $11,300,356 | 4,067,200 | −11.7% | plan? late |
| Feb 6, 2014 SForm 4 → | Feb 18, 2015, 9:49 pm EST | SANGAMO BIOSCIENCES INCSGMO | 535,613 | $21.11 | $11,309,099 | 3,683,000 | −12.7% | plan? late |
| Feb 5, 2014 PForm 4 → | Feb 18, 2015, 9:49 pm EST | SANGAMO BIOSCIENCES INCSGMO | 326,195 | $19.78 | $6,451,357 | 3,683,000 | +9.72% | plan? late |
| Jan 9, 2014 SForm 4 → | Feb 18, 2015, 6:38 pm EST | SANGAMO BIOSCIENCES INCSGMO | 72,440 | $18.35 | $1,329,365 | 3,970,562 | −1.79% | plan? late |
| Dec 12, 2013 PForm 4 → | Feb 18, 2015, 6:38 pm EST | SANGAMO BIOSCIENCES INCSGMO | 14,640 | $12.09 | $176,992 | 4,043,002 | +0.36% | plan? late |
| Sep 27, 2013 PForm 4 → | Jan 20, 2015, 6:10 pm EST | ACHILLION PHARMACEUTICALS INCACHN | 2,152,000 | $3.64 | $7,832,000 | 4,816,562 | +80.8% | plan? late |
| Sep 16, 2013 SForm 4 → | Jan 20, 2015, 6:10 pm EST | ACHILLION PHARMACEUTICALS INCACHN | 548,945 | $7.37 | $4,045,632 | 5,280,762 | −9.42% | plan? late |
| Jul 19, 2013 SForm 4 → | Jan 20, 2015, 6:09 pm EST | ACHILLION PHARMACEUTICALS INCACHN | 200,080 | $7.19 | $1,438,088 | 4,848,760 | −3.96% | plan? late |
| Jul 17, 2013 SForm 4 → | Feb 18, 2015, 6:37 pm EST | SANGAMO BIOSCIENCES INCSGMO | 817,444 | $9.78 | $7,996,009 | 3,118,218 | −20.8% | plan? late |
| Jul 17, 2013 PForm 4 → | Feb 18, 2015, 6:37 pm EST | SANGAMO BIOSCIENCES INCSGMO | 19,200 | $9.79 | $187,895 | 3,645,703 | +0.53% | plan? late |
| Jul 17, 2013 PForm 4 → | Jan 20, 2015, 6:09 pm EST | ACHILLION PHARMACEUTICALS INCACHN | 698,336 | $6.74 | $4,709,518 | 4,856,521 | +16.8% | plan? late |