DOUGLAS E. WILLIAMS - 04 Jun 2025 Form 4 Insider Report for Climb Bio, Inc. (CLYM)

Role: Director
Signature: Emily Pimblett, as Attorney-in-Fact
Issuer symbol: CLYM
Transactions as of: 04 Jun 2025
Net transactions value: $0
Form type: 4
Filing time: 05 Jun 2025, 16:11:02 UTC
Previous filing: 01 Apr 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
WILLIAMS DOUGLAS E	Director	C/O CLIMB BIO, INC., 20 WILLIAM STREET, SUITE 145, WELLESLEY HILLS	Emily Pimblett, as Attorney-in-Fact	05 Jun 2025	0001184847

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CLYM	Stock Option (Right to Buy)	Award	$0	+40,000		$0.000000	40,000	04 Jun 2025	Common Stock	40,000	$1.29	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The shares subject to the option will vest on the earlier of June 4, 2026 or the date immediately prior to the date of the next annual meeting of stockholders, subject to the reporting person's continued service through such date.