Thomas M. Lo - 27 Jul 2026 Form 4 Insider Report for CATHAY GENERAL BANCORP (CATY)

Reporting relationship: EVP, Chief Admin Officer
Issuer ticker: CATY
Reported as of: 27 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 29 Jul 2026, 20:52:15 UTC
Prior SEC filing: 30 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Georgia Lo, attorney-in-fact

Key filing fact

Thomas M. Lo filed Form 4 for CATHAY GENERAL BANCORP (CATY) on 29 Jul 2026.

Key facts

This page summarizes Thomas M. Lo's Form 4 filing for CATHAY GENERAL BANCORP (CATY).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 29 Jul 2026, 20:52.

Change

Previous filing in this sequence was filed on 30 Jun 2026.
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 0002009474 Primary reporting owner

Lo Thomas M.

Relationship: EVP, Chief Admin Officer
Address: 777 NORTH BROADWAY, LOS ANGELES
Signature: /s/ Georgia Lo, attorney-in-fact
Signature date: 29 Jul 2026

Reported non-derivative transactions

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

CATY transaction

Common Stock

Options Exercise

Transaction value
Shares: +2,896
Change %: +145%
Price: $0.000000^*
Shares after: 4,896
Date: 27 Jul 2026
Ownership: Direct

CATY transaction

Common Stock

Tax liability

Transaction value
Shares: -934
Change %: -19%
Price: $62.56^*
Shares after: 3,962
Date: 27 Jul 2026
Ownership: Direct

Reported derivative securities

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

CATY transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -2,896
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 27 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 2,896
Exercise price
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

Each restricted stock unit represented a contingent right to receive one share of Common Stock of the Issuer.

Footnote F2

The reporting person previously reported the award of 2,896 shares of restricted stock units on Form 3 filed January 25, 2024. All of these restricted stock units vested on July 27, 2026.