RC

RA CAPITAL MANAGEMENT, L.P.

DELAYED 1 MONTH

10% Owner; Director; Director, 10% Owner

Acrivon Therapeutics, Inc.
Acumen Pharmaceuticals, Inc.
Artiva Biotherapeutics, Inc.
Bicara Therapeutics Inc.
Climb Bio, Inc.
Hemab Therapeutics Holdings, Inc.
Nkarta, Inc.
Parabilis Medicines, Inc.

Filings

15

Companies

10

Latest

Jun 10, 2026

Transactions

Signal

Ticker / Company

Insider

Transaction

Value

Filed

Werewolf Therapeutics, Inc.

Sale

$99.8K

262,503 sh

Jun 12 12:13 AM

Jun 11, 2026

Werewolf Therapeutics, Inc.

Sale

$17.0K

45,923 sh

Jun 12 12:13 AM

Jun 10, 2026

Werewolf Therapeutics, Inc.

Sale

$136.8K

369,800 sh

Jun 12 12:13 AM

Jun 9, 2026

Artiva Biotherapeutics, Inc.

RA CAPITAL MANAGEMENT, L.P.

Director, 10% Owner

Purchase

$4.3M

548,580 sh

Jun 11 11:36 PM

Jun 11, 2026

Artiva Biotherapeutics, Inc.

RA CAPITAL MANAGEMENT, L.P.

Director, 10% Owner

Purchase

$721

103 sh

Jun 11 11:36 PM

Jun 10, 2026

Artiva Biotherapeutics, Inc.

RA CAPITAL MANAGEMENT, L.P.

Director, 10% Owner

Purchase

$3.3M

479,039 sh

Jun 11 11:36 PM

Jun 9, 2026

Hemab Therapeutics Holdings, Inc.

Purchase

$24.8K

996 sh

May 21 8:20 PM

May 20, 2026

Hemab Therapeutics Holdings, Inc.

Purchase

$94.9K

3,802 sh

May 21 8:20 PM

May 19, 2026

Hemab Therapeutics Holdings, Inc.

Purchase

$159.0K

6,387 sh

May 14 9:21 PM

May 12, 2026

Artiva Biotherapeutics, Inc.

RA CAPITAL MANAGEMENT, L.P.

Director, 10% Owner

Purchase

$75.0M

6,510,416 sh

May 13 9:45 PM

May 11, 2026

Werewolf Therapeutics, Inc.

Sale

$64.7K

101,151 sh

May 12 10:26 PM

May 12, 2026

Werewolf Therapeutics, Inc.

Sale

$58.6K

87,490 sh

May 12 10:26 PM

May 11, 2026

Werewolf Therapeutics, Inc.

Sale

$267.3K

376,526 sh

May 12 10:26 PM

May 8, 2026

Hemab Therapeutics Holdings, Inc.

Purchase

$989.2K

39,869 sh

May 11 9:44 PM

May 11, 2026

Hemab Therapeutics Holdings, Inc.

Purchase

$37.0K

1,483 sh

May 11 9:44 PM

May 8, 2026

Hemab Therapeutics Holdings, Inc.

Purchase

$242.3K

9,906 sh

May 11 9:44 PM

May 7, 2026

Hemab Therapeutics Holdings, Inc.

RA CAPITAL MANAGEMENT, L.P.

Director, 10% Owner

Purchase

$1.7M

68,018 sh

May 6 11:16 PM

May 6, 2026

Hemab Therapeutics Holdings, Inc.

RA CAPITAL MANAGEMENT, L.P.

Director, 10% Owner

Purchase

$2.4M

97,411 sh

May 6 11:16 PM

May 5, 2026

Hemab Therapeutics Holdings, Inc.

RA CAPITAL MANAGEMENT, L.P.

Director, 10% Owner

Purchase

$48.1M

2,675,000 sh

May 6 11:16 PM

May 4, 2026