WAL Chief Administration Officer reports RSU-related stock sales

Rhea-AI Filing Summary

Western Alliance Bancorporation (WAL) reported insider equity transactions by its Chief Administration Officer on 11/15/2025. The officer settled cash-settled restricted stock units into common stock and immediately sold the same number of shares in two small transactions. In each case, 97 and 69 shares of common stock were acquired at $0 per share through unit settlement and then sold at $78.17 per share. After these trades, the officer directly owned 63,202 shares of Western Alliance common stock and indirectly owned 325 shares through a spouse.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Boothe Timothy W

(Last) (First) (Middle)

ONE E. WASHINGTON ST., SUITE 1400

(Street)

PHOENIX AZ 85004

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
WESTERN ALLIANCE BANCORPORATION [ WAL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Administration Officer

3. Date of Earliest Transaction (Month/Day/Year)
11/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/15/2025		M		97(1)	A	$0(2)	63,299	D
Common Stock	11/15/2025		D		97	D	$78.17	63,202	D
Common Stock	11/15/2025		M		69(3)	A	$0(2)	63,271	D
Common Stock	11/15/2025		D		69	D	$78.17	63,202	D
Common Stock								325	I	Alvina Boothe (spouse)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Cash Settled Restricted Stock Units	(2)	11/15/2025		M			97	(1)	(1)	Common Stock	97	(2)	1,458	D
Cash Settled Restricted Stock Units	(2)	11/15/2025		M			69	(3)	(3)	Common Stock	69	(2)	1,862	D

Explanation of Responses:

1. These units vest and are payable solely in cash as follows: 1/36th on the 15th day of each month during the 36-month period beginning March 2024 and ending February 2027.

2. Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock.

3. These units vest and are payable solely in cash as follows: 1/36th on the 15th day of each month during the 36-month period beginning March 2025 and ending February 2028.

Remarks:

	/s/Jessica Jarvi (Attorney-in-fact)	11/18/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did WAL report in this Form 4?

The Chief Administration Officer of Western Alliance Bancorporation (WAL) reported settling cash-settled restricted stock units into common stock and selling the same 97 and 69 shares on 11/15/2025.

What prices were the WAL shares sold for in the reported insider trades?

The officer sold 97 shares and 69 shares of Western Alliance common stock at a sale price of $78.17 per share in each transaction.

How many WAL shares does the reporting person own after these transactions?

Following the reported activity, the officer directly owned 63,202 shares of Western Alliance common stock and indirectly owned 325 shares through a spouse.

What kind of derivative securities were involved in the WAL Form 4 filing?

The filing involves cash settled restricted stock units, each unit being the economic equivalent of one share of Western Alliance common stock.

How do the WAL cash-settled restricted stock units vest?

One grant of units vests 1/36th monthly from March 2024 to February 2027, and another vests 1/36th monthly from March 2025 to February 2028, payable solely in cash.

What is the relationship of the reporting person to Western Alliance Bancorporation (WAL)?

The reporting person is an officer of Western Alliance Bancorporation, serving as Chief Administration Officer, and is required to report equity transactions under Section 16.