Stephen M. Gambee - Feb 28, 2023 Form 4 Insider Report for UMPQUA HOLDINGS CORP (UMPQ)

Role: Director
Signature: /s/ Andrew H. Ognall, Attorney-in-Fact for Stephen M. Gambee
Stock symbol: UMPQ
Transactions as of: Feb 28, 2023
Transactions value $: $0
Form type: 4
Date filed: 3/1/2023, 05:45 PM

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Date	Ownership	Footnotes
transaction	UMPQ	Common Stock	Disposed to Issuer	$0	-22.1K	-100%	$0.00^*	Feb 28, 2023	Direct	F1
transaction	UMPQ	Common Stock	Disposed to Issuer	$0	-93.6K	-100%	$0.00^*	Feb 28, 2023	by Deferred Comp Pln	F1
transaction	UMPQ	Common Stock	Disposed to Issuer	$0	-17.5K	-100%	$0.00^*	Feb 28, 2023	by LLC	F1

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

Stephen M. Gambee is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id	Content
F1	Disposed of in connection with the Issuer's merger with Columbia Banking System, Inc. and each share of common stock of Issuer converted into the right to receive 0.5958 of a share of common stock of Columbia, having a market value of $17.71 per share of Issuer Common Stock based on the closing price per share of Columbia Common Stock on the last trading day prior to the merger of $29.73 per share. As a result of the Merger, the reporting person no longer beneficially owns, directly or indirectly, any shares of Issuer Common Stock.

Content

Disposed of in connection with the Issuer's merger with Columbia Banking System, Inc. and each share of common stock of Issuer converted into the right to receive 0.5958 of a share of common stock of Columbia, having a market value of $17.71 per share of Issuer Common Stock based on the closing price per share of Columbia Common Stock on the last trading day prior to the merger of $29.73 per share. As a result of the Merger, the reporting person no longer beneficially owns, directly or indirectly, any shares of Issuer Common Stock.