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

Reporting relationship: Chief Operating Officer
Issuer ticker: GLTO
Reported as of: 05 Jan 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 26 Jan 2026, 21:04:44 UTC
Source filing: View source filing
Reporting owner signature: /s/ Lori Firmani, attorney-in-fact

Key filing fact

Sherwin Sattarzadeh filed Form 4 for Galecto, Inc. (GLTO) on 26 Jan 2026.

Key facts

This page summarizes Sherwin Sattarzadeh's Form 4 filing for Galecto, Inc. (GLTO).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 26 Jan 2026, 21:04.

Change

No earlier filing in this sequence is available for direct comparison.
Current net transaction value: $0.

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 (1)

CIK 0002107268 Primary reporting owner

Sattarzadeh Sherwin

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

Reported non-derivative transactions

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

GLTO transaction

Common Stock

Award

Transaction value: $0
Shares: +190,376
Change %
Price: $0.000000
Shares after: 190,376
Date: 05 Jan 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

GLTO transaction Derivative

Stock Option (right to buy)

Award

Transaction value: $0
Shares: +444,209
Change %
Price: $0.000000
Shares after: 444,209
Date: 05 Jan 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 444,209
Exercise price: $21.82
Footnotes: 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

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.

Footnote 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.