Cormorant Asset Management, LP - 11 Dec 2025 Form 4 Insider Report for Corbus Pharmaceuticals Holdings, Inc. (CRBP)

Reporting relationship: 10%+ Owner
Issuer ticker: CRBP
Reported as of: 11 Dec 2025
Net transaction value: -$344,012
SEC form: 4
Accepted by SEC: 15 Dec 2025, 16:18:06 UTC
Prior SEC filing: 08 Dec 2025
Next SEC filing: 30 Apr 2026
Source filing: View source filing
Reporting owner signature: CORMORANT ASSET MANAGEMENT, LP By: Cormorant Asset Management GP, LLC, Its General Partner By: /s/ Bihua Chen, Managing Member

Key filing fact

Cormorant Asset Management, LP filed Form 4 for Corbus Pharmaceuticals Holdings, Inc. (CRBP) on 15 Dec 2025.

Key facts

This page summarizes Cormorant Asset Management, LP's Form 4 filing for Corbus Pharmaceuticals Holdings, Inc. (CRBP).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 15 Dec 2025, 16:18.

Change

Previous filing in this sequence was filed on 08 Dec 2025.
Current net transaction value: -$344,012.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (3)

CIK 0001583977 Primary reporting owner

Cormorant Asset Management, LP

Relationship: 10%+ Owner
Address: 200 CLARENDON STREET, 52ND FLOOR, BOSTON
Signature: CORMORANT ASSET MANAGEMENT, LP By: Cormorant Asset Management GP, LLC, Its General Partner By: /s/ Bihua Chen, Managing Member
Signature date: 15 Dec 2025

CIK 0001618442

Cormorant Global Healthcare Master Fund, LP

Relationship: 10%+ Owner
Address: 200 CLARENDON STREET, 52ND FLOOR, BOSTON
Signature: CORMORANT GLOBAL HEALTHCARE MASTER FUND, L.P. By: Cormorant Global Healthcare GP, LLC, Its General Partner By: /s/ Bihua Chen, Managing Member
Signature date: 15 Dec 2025

CIK 0001599214

Chen Bihua

Relationship: 10%+ Owner
Address: C/O CORMORANT ASSET MANAGEMENT, LP, 200 CLARENDON STREET, 52ND FLOOR, BOSTON
Signature: /s/ Bihua Chen
Signature date: 15 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CRBP transaction

Common Stock

Sale

Transaction value: $344,012
Shares: -30,029
Change %: -1.3%
Price: $11.46
Shares after: 2,344,971
Date: 11 Dec 2025
Ownership: See Footnotes
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

The reported price represents the weighted average sale price of Common Stock (the "shares") sold in a series of open market transactions on the transaction date at prices ranging from $11.20 to $12.15 per share. The Reporting Persons undertake to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each price. All of the shares reported herein were sold by the Master Fund.

Footnote F2

Cormorant Asset Management, LP ("Cormorant") serves as the investment manager of Cormorant Global Healthcare Master Fund, LP (the "Master Fund"). Cormorant Global Healthcare GP, LLC ("GP LLC") serves as the general partner of the Master Fund. Bihua Chen serves as the managing member of Cormorant, GP LLC and the Master Fund. Each of the Reporting Persons disclaims beneficial ownership of the shares reported herein except to the extent of its or her pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that any of the Reporting Persons is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934 or for any other purpose.