WaveMan · Form 4
Cormorant Asset Management, LP insider trades
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Cormorant Asset Management, LP insider trades

Cormorant Asset Management, LP has filed 14 Form 4s with the SEC that we hold, for EyePoint, Inc. (EYPT) (Reporting owner), Bright Minds Biosciences INC. (DRUG) (Reporting owner), Erasca, Inc. (ERAS) (Director) and AMAM (10% owner), among 9 companies in all. Across all of them we count 14 purchases worth $116.8M and 2 sales worth $10.7M reported on Form 4. In the last 12 months: 0 purchases ($0) and 2 sales ($10.7M). The largest single trade was a purchase of 950,000 shares of Erasca, Inc. worth $15.2M, dated 2021-07-20. The first filing on our record is dated 2021-07-22 and the latest 2026-04-30.

EyePoint, Inc. (EYPT)

Reporting owner · 4 filings · 6 purchases and sales
Trade dateCodeSharesValue as filedFiled
2023-12-08P, purchase reported on Form 4588,235$10.0M2023-12-12
2024-01-09P, purchase reported on Form 4105,000$2.2M2024-01-11
2024-01-11P, purchase reported on Form 4750,000$14.8M2024-01-11
2024-05-06P, purchase reported on Form 4207,153$2.6M2024-05-08
2024-05-06P, purchase reported on Form 4642,847$7.5M2024-05-08
2025-12-04S, sale reported on Form 460,000$942.0K2025-12-08

Bright Minds Biosciences INC. (DRUG)

Reporting owner · 2 filings · 2 purchases and sales
Trade dateCodeSharesValue as filedFiled
2024-11-04P, purchase reported on Form 4184,331$4.0M2024-11-06
2026-04-28S, sale reported on Form 4109,331$9.8M2026-04-30

Erasca, Inc. (ERAS)

Director · 2 filings · 2 purchases and sales
Trade dateCodeSharesValue as filedFiled
2021-07-20P, purchase reported on Form 4950,000$15.2M2021-07-22
2022-12-13P, purchase reported on Form 4307,692$2.0M2022-12-21

AMAM

10% owner · 1 filing · 2 purchases and sales
Trade dateCodeSharesValue as filedFiled
2023-09-15P, purchase reported on Form 41,401,505$12.7M2023-09-19
2023-09-18P, purchase reported on Form 4751,233$6.9M2023-09-19

AMAM

10% owner · 1 filing · 1 purchase or sale
Trade dateCodeSharesValue as filedFiled
2023-10-23P, purchase reported on Form 41,307,311$9.1M2023-10-25

Biomea Fusion, Inc. (BMEA)

Director, 10% owner · 1 filing · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Corbus Pharmaceuticals Holdings, Inc. (CRBP)

10% owner · 1 filing · 1 purchase or sale
Trade dateCodeSharesValue as filedFiled
2024-02-02P, purchase reported on Form 4750,000$14.2M2024-02-06

Immuneering Corp (IMRX)

10% owner · 1 filing · 1 purchase or sale
Trade dateCodeSharesValue as filedFiled
2021-08-03P, purchase reported on Form 4550,000$8.2M2021-08-05

Pyxis Oncology, Inc. (PYXS)

Reporting owner · 1 filing · 1 purchase or sale
Trade dateCodeSharesValue as filedFiled
2021-10-13P, purchase reported on Form 4450,000$7.2M2021-10-15
Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1583977) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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