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RA Capital Management, L.P.

All transactions

89 transactions

Date ↓MoveSecurityCompanyΔ sharesPriceValueHeld afterImpact
Jun 26, 2026Buy
ⓘ
Common StockARTV
Artiva Biotherapeutics, Inc.
+1,876$8.98$16.8K16,795,919low
Jun 25, 2026Buy
ⓘ
Common StockARTV
Artiva Biotherapeutics, Inc.
+31,000$8.88$275.3K16,794,043medium
Jun 17, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-27,695$0.35$9.7K303,719low
Jun 17, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-389,216$0.35$136.2K4,268,448medium
Jun 16, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+61,523$24.98$1.54M6,444,637high
Jun 16, 2026Buy
ⓘ
Common StockARTV
Artiva Biotherapeutics, Inc.
+124,893$8.89$1.11M16,763,043high
Jun 16, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-9,939$0.37$3.7K331,414low
Jun 16, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-139,686$0.37$51.7K4,657,664low
Jun 15, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+6,146$24.89$153.0K6,383,114medium
Jun 15, 2026Buy
ⓘ
Common StockARTV
Artiva Biotherapeutics, Inc.
+15,414$8.99$138.6K16,638,150medium
Jun 15, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-8,554$0.39$3.3K341,353low
Jun 15, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-120,216$0.39$46.9K4,797,350low
Jun 12, 2026Buy
ⓘ
Common StockARTV
Artiva Biotherapeutics, Inc.
+391,019$8.57$3.35M16,622,736high
Jun 12, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-11,322$0.40$4.5K349,907low
Jun 12, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-159,119$0.40$63.6K4,917,566low
Jun 11, 2026Buy
ⓘ
Voting Common StockPBLS
Parabilis Medicines, Inc.
+1,460,397$20.00$29.21M2,648,278high
Jun 11, 2026Buy
ⓘ
Voting Common StockPBLS
Parabilis Medicines, Inc.
+19,728,353$20.00$394.57M26,285,093high
Jun 11, 2026Other
Conversion ⓘ
Voting Common StockPBLS
Parabilis Medicines, Inc.
+1,187,881——1,187,881low
Jun 11, 2026Other
Conversion ⓘ
Voting Common StockPBLS
Parabilis Medicines, Inc.
+6,556,740——6,556,740low
Jun 11, 2026Other
Grant / award ⓘ
Common StockJANX
Janux Therapeutics, Inc.
+5,500$0.00$011,750low
Jun 11, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-17,437$0.38$6.6K361,229low
Jun 11, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-245,066$0.38$93.1K5,076,685low
Jun 11, 2026Buy
ⓘ
Common StockARTV
Artiva Biotherapeutics, Inc.
+548,580$7.91$4.34M16,231,717high
Jun 10, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-3,051$0.37$1.1K378,666low
Jun 10, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-42,872$0.37$15.9K5,321,751low
Jun 10, 2026Buy
ⓘ
Common StockARTV
Artiva Biotherapeutics, Inc.
+103$7.00$72115,683,137low
Jun 9, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-24,565$0.37$9.1K381,717low
Jun 9, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-345,235$0.37$127.7K5,364,623medium
Jun 9, 2026Buy
ⓘ
Common StockARTV
Artiva Biotherapeutics, Inc.
+479,039$6.91$3.31M15,683,034high
Jun 3, 2026Other
Grant / award ⓘ
Common StockABOS
Acumen Pharmaceuticals, Inc.
+35,500$0.00$048,300low
May 20, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+996$24.94$24.8K6,376,968low
May 19, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+3,802$24.97$94.9K6,375,972medium
May 18, 2026Other
Grant / award ⓘ
Common StockACRV
Acrivon Therapeutics, Inc.
+9,366$0.00$09,366low
May 12, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+6,387$24.90$159.0K6,372,170medium
May 12, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-6,719$0.64$4.3K406,282low
May 12, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-94,432$0.64$60.4K5,709,858low
May 11, 2026Buy
ⓘ
Common StockARTV
Artiva Biotherapeutics, Inc.
+6,510,416$11.52$75.00M15,203,995high
May 11, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-5,812$0.67$3.9K413,001low
May 11, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-81,678$0.67$54.7K5,804,290low
May 11, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+25,720$25.00$643.0K6,365,783high
May 11, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+14,149$24.47$346.2K6,340,063medium
May 8, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-25,012$0.71$17.8K418,813low
May 8, 2026Sell
ⓘ
Common StockHOWL
Werewolf Therapeutics, Inc.
-351,514$0.71$249.6K5,885,968medium
May 8, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+1,483$24.98$37.0K6,325,914low
May 7, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+1,985$24.95$49.5K6,324,431low
May 7, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+7,921$24.34$192.8K6,322,446medium
May 6, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+53,407$24.83$1.33M6,314,525high
May 6, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+14,611$23.77$347.3K6,261,118medium
May 5, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+10,268$25.00$256.7K6,246,507medium
May 5, 2026Buy
ⓘ
Common StockCOAG
Hemab Therapeutics Holdings, Inc.
+87,143$24.59$2.14M6,236,239high
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