Last 12 months
Inside the activity.
0 purchase rows · 9 sale rows
Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.Monthly counts
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 0 |
| Dec 2025 | 0 | 5 |
| Jan 2026 | 0 | 0 |
| Feb 2026 | 0 | 1 |
| Mar 2026 | 0 | 0 |
| Apr 2026 | 0 | 0 |
| May 2026 | 0 | 0 |
| Jun 2026 | 0 | 3 |
| Jul 2026 | 0 | 0 |
| Aug 2026 | 0 | 0 |
| Sep 2026 | 0 | 0 |
| Oct 2026 | 0 | 0 |
Latest available
Insider transactions
Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”
The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.
| Transaction date | Owner / reported role | Activity / security | Shares / units | Reported price | Reported value | Details |
|---|---|---|---|---|---|---|
| September 15, 2026 Filed Sep 17, 2026 21:02 UTC |
Jarvi Jessica HCLO & Secretary
|
Disposition to issuerCommon Stock | 46 | $79.03 | $3,635.38 |
DisclosureSEC source: 0001628280-26-062570 · wk-form4_1789678918.xml · nonDerivative · entry 4 Jarvi Jessica H · CIK 0001981756 · CLO & Secretary 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 13,707 Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:02 UTC |
Jarvi Jessica HCLO & Secretary
|
Exercise / conversionCommon Stock | 46 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-062570 · wk-form4_1789678918.xml · nonDerivative · entry 3 Jarvi Jessica H · CIK 0001981756 · CLO & Secretary 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 13,753 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:02 UTC |
Jarvi Jessica HCLO & Secretary
|
Disposition to issuerCommon Stock | 58 | $79.03 | $4,583.74 |
DisclosureSEC source: 0001628280-26-062570 · wk-form4_1789678918.xml · nonDerivative · entry 2 Jarvi Jessica H · CIK 0001981756 · CLO & Secretary 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 13,707 Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:02 UTC |
Jarvi Jessica HCLO & Secretary
|
Exercise / conversionCommon Stock | 58 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-062570 · wk-form4_1789678918.xml · nonDerivative · entry 1 Jarvi Jessica H · CIK 0001981756 · CLO & Secretary 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 13,765 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 229 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-062568 · wk-form4_1789678906.xml · derivative · entry 10 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6,629 Underlying: Common Stock · 229 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F4 · derivative.exercise_date: 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 2026 and ending February 2029. F4 · derivative.expiration_date: 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 2026 and ending February 2029. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 212 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-062568 · wk-form4_1789678906.xml · derivative · entry 9 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,587 Underlying: Common Stock · 212 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F3 · derivative.exercise_date: 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. F3 · derivative.expiration_date: 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. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 285 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-062568 · wk-form4_1789678906.xml · derivative · entry 8 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,417 Underlying: Common Stock · 285 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F1 · derivative.exercise_date: 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. F1 · derivative.expiration_date: 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. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Disposition to issuerCommon Stock | 229 | $79.03 | $18,097.87 |
DisclosureSEC source: 0001628280-26-062568 · wk-form4_1789678906.xml · nonDerivative · entry 6 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 267,093 Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCommon Stock | 229 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-062568 · wk-form4_1789678906.xml · nonDerivative · entry 5 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 267,322 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: 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 2026 and ending February 2029. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Disposition to issuerCommon Stock | 212 | $79.03 | $16,754.36 |
DisclosureSEC source: 0001628280-26-062568 · wk-form4_1789678906.xml · nonDerivative · entry 4 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 267,093 Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCommon Stock | 212 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-062568 · wk-form4_1789678906.xml · nonDerivative · entry 3 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 267,305 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Disposition to issuerCommon Stock | 285 | $79.03 | $22,523.55 |
DisclosureSEC source: 0001628280-26-062568 · wk-form4_1789678906.xml · nonDerivative · entry 2 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 267,093 Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCommon Stock | 285 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-062568 · wk-form4_1789678906.xml · nonDerivative · entry 1 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 267,378 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Idnani VishalChief Financial Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 123 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-062566 · wk-form4_1789678894.xml · derivative · entry 3 Idnani Vishal · CIK 0002092854 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,551 Underlying: Common Stock · 123 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F1 · derivative.exercise_date: 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 2026 and ending February 2029. F1 · derivative.expiration_date: 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 2026 and ending February 2029. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Idnani VishalChief Financial Officer
|
Disposition to issuerCommon Stock | 123 | $79.03 | $9,720.69 |
DisclosureSEC source: 0001628280-26-062566 · wk-form4_1789678894.xml · nonDerivative · entry 2 Idnani Vishal · CIK 0002092854 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 11,468 Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Idnani VishalChief Financial Officer
|
Exercise / conversionCommon Stock | 123 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-062566 · wk-form4_1789678894.xml · nonDerivative · entry 1 Idnani Vishal · CIK 0002092854 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 11,591 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: 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 2026 and ending February 2029. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 595 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-062567 · wk-form4_1789678900.xml · derivative · entry 11 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 17,237 Underlying: Common Stock · 595 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F4 · derivative.exercise_date: 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 2026 and ending February 2029. F4 · derivative.expiration_date: 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 2026 and ending February 2029. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 437 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-062567 · wk-form4_1789678900.xml · derivative · entry 10 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 7,423 Underlying: Common Stock · 437 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F3 · derivative.exercise_date: 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. F3 · derivative.expiration_date: 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. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 539 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-062567 · wk-form4_1789678900.xml · derivative · entry 9 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,707 Underlying: Common Stock · 539 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F1 · derivative.exercise_date: 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. F1 · derivative.expiration_date: 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. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Disposition to issuerCommon Stock | 595 | $79.03 | $47,022.85 |
DisclosureSEC source: 0001628280-26-062567 · wk-form4_1789678900.xml · nonDerivative · entry 6 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,178 Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCommon Stock | 595 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-062567 · wk-form4_1789678900.xml · nonDerivative · entry 5 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,773 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: 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 2026 and ending February 2029. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Disposition to issuerCommon Stock | 437 | $79.03 | $34,536.11 |
DisclosureSEC source: 0001628280-26-062567 · wk-form4_1789678900.xml · nonDerivative · entry 4 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,178 Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCommon Stock | 437 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-062567 · wk-form4_1789678900.xml · nonDerivative · entry 3 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,615 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Disposition to issuerCommon Stock | 539 | $79.03 | $42,597.17 |
DisclosureSEC source: 0001628280-26-062567 · wk-form4_1789678900.xml · nonDerivative · entry 2 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,178 Read SEC document |
| September 15, 2026 Filed Sep 17, 2026 21:01 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCommon Stock | 539 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-062567 · wk-form4_1789678900.xml · nonDerivative · entry 1 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,717 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Idnani VishalChief Financial Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 123 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057697 · wk-form4_1787084858.xml · derivative · entry 3 Idnani Vishal · CIK 0002092854 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,674 Underlying: Common Stock · 123 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F1 · derivative.exercise_date: 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 2026 and ending February 2029. F1 · derivative.expiration_date: 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 2026 and ending February 2029. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Idnani VishalChief Financial Officer
|
Disposition to issuerCommon Stock | 123 | $82.32 | $10,125.36 |
DisclosureSEC source: 0001628280-26-057697 · wk-form4_1787084858.xml · nonDerivative · entry 2 Idnani Vishal · CIK 0002092854 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 11,468 Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Idnani VishalChief Financial Officer
|
Exercise / conversionCommon Stock | 123 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-057697 · wk-form4_1787084858.xml · nonDerivative · entry 1 Idnani Vishal · CIK 0002092854 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 11,591 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: 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 2026 and ending February 2029. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:26 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 27 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057688 · wk-form4_1787084807.xml · derivative · entry 9 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 825 Underlying: Common Stock · 27 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F4 · derivative.exercise_date: 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 2026 and ending February 2029 F4 · derivative.expiration_date: 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 2026 and ending February 2029 Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:26 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 22 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057688 · wk-form4_1787084807.xml · derivative · entry 8 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 398 Underlying: Common Stock · 22 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F3 · derivative.exercise_date: 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. F3 · derivative.expiration_date: 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. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:26 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 35 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057688 · wk-form4_1787084807.xml · derivative · entry 7 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 192 Underlying: Common Stock · 35 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F1 · derivative.exercise_date: 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. F1 · derivative.expiration_date: 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. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:26 UTC |
Herndon LynneChief Credit Officer
|
Disposition to issuerCommon Stock | 27 | $82.32 | $2,222.64 |
DisclosureSEC source: 0001628280-26-057688 · wk-form4_1787084807.xml · nonDerivative · entry 6 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,880 Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:26 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCommon Stock | 27 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-057688 · wk-form4_1787084807.xml · nonDerivative · entry 5 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,907 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: 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 2026 and ending February 2029 F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:26 UTC |
Herndon LynneChief Credit Officer
|
Disposition to issuerCommon Stock | 22 | $82.32 | $1,811.04 |
DisclosureSEC source: 0001628280-26-057688 · wk-form4_1787084807.xml · nonDerivative · entry 4 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,880 Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:26 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCommon Stock | 22 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-057688 · wk-form4_1787084807.xml · nonDerivative · entry 3 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,902 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:26 UTC |
Herndon LynneChief Credit Officer
|
Disposition to issuerCommon Stock | 35 | $82.32 | $2,881.20 |
DisclosureSEC source: 0001628280-26-057688 · wk-form4_1787084807.xml · nonDerivative · entry 2 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,880 Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:26 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCommon Stock | 35 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-057688 · wk-form4_1787084807.xml · nonDerivative · entry 1 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,915 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 595 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057696 · wk-form4_1787084852.xml · derivative · entry 11 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 17,832 Underlying: Common Stock · 595 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F4 · derivative.exercise_date: 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 2026 and ending February 2029. F4 · derivative.expiration_date: 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 2026 and ending February 2029. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 437 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057696 · wk-form4_1787084852.xml · derivative · entry 10 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 7,860 Underlying: Common Stock · 437 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F3 · derivative.exercise_date: 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. F3 · derivative.expiration_date: 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. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 539 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057696 · wk-form4_1787084852.xml · derivative · entry 9 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,246 Underlying: Common Stock · 539 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F1 · derivative.exercise_date: 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. F1 · derivative.expiration_date: 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. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Disposition to issuerCommon Stock | 595 | $82.32 | $48,980.40 |
DisclosureSEC source: 0001628280-26-057696 · wk-form4_1787084852.xml · nonDerivative · entry 6 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,178 Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCommon Stock | 595 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-057696 · wk-form4_1787084852.xml · nonDerivative · entry 5 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,773 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: 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 2026 and ending February 2029. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Disposition to issuerCommon Stock | 437 | $82.32 | $35,973.84 |
DisclosureSEC source: 0001628280-26-057696 · wk-form4_1787084852.xml · nonDerivative · entry 4 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,178 Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCommon Stock | 437 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-057696 · wk-form4_1787084852.xml · nonDerivative · entry 3 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,615 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Disposition to issuerCommon Stock | 539 | $82.32 | $44,370.48 |
DisclosureSEC source: 0001628280-26-057696 · wk-form4_1787084852.xml · nonDerivative · entry 2 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,178 Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCommon Stock | 539 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-057696 · wk-form4_1787084852.xml · nonDerivative · entry 1 Vecchione Kenneth · CIK 0001398948 · Director · Chairman, President & CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,717 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: 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. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Bruckner Tim RCBO for Regional Banking
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 142 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057695 · wk-form4_1787084846.xml · derivative · entry 9 Bruckner Tim R · CIK 0001771957 · CBO for Regional Banking 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 4,251 Underlying: Common Stock · 142 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F4 · derivative.exercise_date: 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 2026 and ending February 2029. F4 · derivative.expiration_date: 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 2026 and ending February 2029. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Bruckner Tim RCBO for Regional Banking
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 115 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057695 · wk-form4_1787084846.xml · derivative · entry 8 Bruckner Tim R · CIK 0001771957 · CBO for Regional Banking 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,068 Underlying: Common Stock · 115 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F3 · derivative.exercise_date: 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. F3 · derivative.expiration_date: 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. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Bruckner Tim RCBO for Regional Banking
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 158 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-057695 · wk-form4_1787084846.xml · derivative · entry 7 Bruckner Tim R · CIK 0001771957 · CBO for Regional Banking 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 955 Underlying: Common Stock · 158 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F2 · price: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. F1 · derivative.exercise_date: 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. F1 · derivative.expiration_date: 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. Read SEC document |
| August 15, 2026 Filed Aug 18, 2026 20:27 UTC |
Bruckner Tim RCBO for Regional Banking
|
Disposition to issuerCommon Stock | 142 | $82.32 | $11,689.44 |
DisclosureSEC source: 0001628280-26-057695 · wk-form4_1787084846.xml · nonDerivative · entry 6 Bruckner Tim R · CIK 0001771957 · CBO for Regional Banking 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 29,068 Read SEC document |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.