Sherwin Sattarzadeh - 05 Jan 2026 Form 4 Insider Report for Galecto, Inc. (GLTO)

Role: Chief Operating Officer
Signature: /s/ Lori Firmani, attorney-in-fact
Issuer symbol: GLTO
Transactions as of: 05 Jan 2026
Net transactions value: $0
Form type: 4
Filing time: 26 Jan 2026, 21:04:44 UTC
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Sattarzadeh Sherwin	Chief Operating Officer	C/O GALECTO, INC.,, 221 CRESCENT ST, BUILDING 23, SUITE 105, WALTHAM	/s/ Lori Firmani, attorney-in-fact	26 Jan 2026	0002107268

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GLTO	Common Stock	Award	$0	+190,376		$0.000000	190,376	05 Jan 2026	Direct	F1

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	GLTO	Stock Option (right to buy)	Award	$0	+444,209		$0.000000	444,209	05 Jan 2026	Common Stock	444,209	$21.82	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Represents restricted stock units ("RSUs") granted to the Reporting Person. Each RSU represents the right to receive, at settlement, one share of common stock of the Issuer. The RSUs will vest with respect to 25% on each anniversary of the grant date through the fourth anniversary of the grant date, subject to the Reporting Person's continued service to the Issuer on each such vesting date.
F2	This option represents a right to purchase shares of common stock of the Issuer. This option will vest as to 25% on January 5, 2027 and in equal monthly installments thereafter through January 5, 2030, subject to the Reporting Person's continued service to the Issuer on each such vesting date.