GARY TEO - 01 Mar 2026 Form 4 Insider Report for EAST WEST BANCORP INC (EWBC)

Role: Executive Vice President
Signature: /s/ Louisa Wang, as Attorney-in-fact
Issuer symbol: EWBC
Transactions as of: 01 Mar 2026
Net transactions value: -$369,941
Form type: 4
Filing time: 03 Mar 2026, 18:05:46 UTC
Previous filing: 06 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
TEO GARY	Executive Vice President	C/O EAST WEST BANCORP, INC., 135 N. LOS ROBLES AVE 7TH FLR, PASADENA	/s/ Louisa Wang, as Attorney-in-fact	03 Mar 2026	0001668233

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	EWBC	Common Stock	Award	$0	+9,450	+180%	$0.000000	14,702	01 Mar 2026	Direct	F1
transaction	EWBC	Common Stock	Tax liability	$369,941	-3,380	-23%	$109.45	11,322	01 Mar 2026	Direct	F2
holding	EWBC	Common Stock						445	01 Mar 2026	401 (k) Plan

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

Explanation of Responses:

Id	Content
F1	Performance-Based Restricted Stock Units granted on March 1, 2023 fully vest in three years. Number of vested units depends on meeting pre-established performance criteria. As of March 1, 2026, 179.1% of the units granted on March 1, 2023 were earned and vested. On the settlement date, for each vested Performance-Based Restricted Stock Unit, the reporting person received one share of Common Stock.
F2	Shares withheld for payment of tax liability in connection with the vesting of Performance-Based Restricted Stock Units. Since March 1, 2026 was a Sunday, the number of shares withheld was based on the closing price of the issuer's common stock on February 27, 2026.

Content

Performance-Based Restricted Stock Units granted on March 1, 2023 fully vest in three years. Number of vested units depends on meeting pre-established performance criteria. As of March 1, 2026, 179.1% of the units granted on March 1, 2023 were earned and vested. On the settlement date, for each vested Performance-Based Restricted Stock Unit, the reporting person received one share of Common Stock.

Shares withheld for payment of tax liability in connection with the vesting of Performance-Based Restricted Stock Units. Since March 1, 2026 was a Sunday, the number of shares withheld was based on the closing price of the issuer's common stock on February 27, 2026.