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 |
|---|---|---|---|---|---|---|
| June 15, 2026 Filed Jun 17, 2026 21:18 UTC |
Vecchione KennethDirector · Chairman, President & CEO
|
Exercise / conversionCommon Stock | 539 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-044001 · wk-form4_1781731092.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 |
| June 09, 2026 Filed Jun 10, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
SaleCommon Stock | 6,772 | $81.16 | $549,615.52 |
DisclosureSEC source: 0001628280-26-042179 · wk-form4_1781121943.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 F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $81.32 to $81.02, inclusive. Read SEC document |
| June 09, 2026 Filed Jun 10, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
SaleCommon Stock | 33,228 | $82.64 | $2,745,961.92 |
DisclosureSEC source: 0001628280-26-042179 · wk-form4_1781121943.xml · nonDerivative · entry 1 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 273,865 F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.06 to $82.50, inclusive. The reporting person undertakes to provide to Western Alliance Bancorporation, any security holder of Western Alliance Bancorporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and (2) to this Form 4. Read SEC document |
| June 08, 2026 Filed Jun 10, 2026 20:05 UTC |
Mucha BenChief Accounting Officer
|
SaleCommon Stock | 5,946 | $81.00 | $481,626.00 |
DisclosureSEC source: 0001628280-26-042181 · wk-form4_1781121951.xml · nonDerivative · entry 1 Mucha Ben · CIK 0002060190 · Chief Accounting Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,485 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Idnani VishalChief Financial Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 123 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036409 · wk-form4_1779221125.xml · derivative · entry 3 Idnani Vishal · CIK 0002092854 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 4,043 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Idnani VishalChief Financial Officer
|
Disposition to issuerCommon Stock | 123 | $74.42 | $9,153.66 |
DisclosureSEC source: 0001628280-26-036409 · wk-form4_1779221125.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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Idnani VishalChief Financial Officer
|
Exercise / conversionCommon Stock | 123 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036409 · wk-form4_1779221125.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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 27 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036410 · wk-form4_1779221130.xml · derivative · entry 9 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 906 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 22 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036410 · wk-form4_1779221130.xml · derivative · entry 8 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 464 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 35 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036410 · wk-form4_1779221130.xml · derivative · entry 7 Herndon Lynne · CIK 0002007542 · Chief Credit Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 297 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Herndon LynneChief Credit Officer
|
Disposition to issuerCommon Stock | 27 | $74.42 | $2,009.34 |
DisclosureSEC source: 0001628280-26-036410 · wk-form4_1779221130.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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCommon Stock | 27 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036410 · wk-form4_1779221130.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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Herndon LynneChief Credit Officer
|
Disposition to issuerCommon Stock | 22 | $74.42 | $1,637.24 |
DisclosureSEC source: 0001628280-26-036410 · wk-form4_1779221130.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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCommon Stock | 22 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036410 · wk-form4_1779221130.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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Herndon LynneChief Credit Officer
|
Disposition to issuerCommon Stock | 35 | $74.42 | $2,604.70 |
DisclosureSEC source: 0001628280-26-036410 · wk-form4_1779221130.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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Herndon LynneChief Credit Officer
|
Exercise / conversionCommon Stock | 35 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036410 · wk-form4_1779221130.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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Curley Stephen RussellChief Banking Ofc.-NBL
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 146 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036407 · wk-form4_1779221112.xml · derivative · entry 9 Curley Stephen Russell · CIK 0001441890 · Chief Banking Ofc.-NBL 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 4,830 Underlying: Common Stock · 146 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Curley Stephen RussellChief Banking Ofc.-NBL
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 129 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036407 · wk-form4_1779221112.xml · derivative · entry 8 Curley Stephen Russell · CIK 0001441890 · Chief Banking Ofc.-NBL 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,700 Underlying: Common Stock · 129 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Curley Stephen RussellChief Banking Ofc.-NBL
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 165 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036407 · wk-form4_1779221112.xml · derivative · entry 7 Curley Stephen Russell · CIK 0001441890 · Chief Banking Ofc.-NBL 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,499 Underlying: Common Stock · 165 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Curley Stephen RussellChief Banking Ofc.-NBL
|
Disposition to issuerCommon Stock | 146 | $74.42 | $10,865.32 |
DisclosureSEC source: 0001628280-26-036407 · wk-form4_1779221112.xml · nonDerivative · entry 6 Curley Stephen Russell · CIK 0001441890 · Chief Banking Ofc.-NBL 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 41,531 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Curley Stephen RussellChief Banking Ofc.-NBL
|
Exercise / conversionCommon Stock | 146 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036407 · wk-form4_1779221112.xml · nonDerivative · entry 5 Curley Stephen Russell · CIK 0001441890 · Chief Banking Ofc.-NBL 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 41,677 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Curley Stephen RussellChief Banking Ofc.-NBL
|
Disposition to issuerCommon Stock | 129 | $74.42 | $9,600.18 |
DisclosureSEC source: 0001628280-26-036407 · wk-form4_1779221112.xml · nonDerivative · entry 4 Curley Stephen Russell · CIK 0001441890 · Chief Banking Ofc.-NBL 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 41,531 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Curley Stephen RussellChief Banking Ofc.-NBL
|
Exercise / conversionCommon Stock | 129 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036407 · wk-form4_1779221112.xml · nonDerivative · entry 3 Curley Stephen Russell · CIK 0001441890 · Chief Banking Ofc.-NBL 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 41,660 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Curley Stephen RussellChief Banking Ofc.-NBL
|
Disposition to issuerCommon Stock | 165 | $74.42 | $12,279.30 |
DisclosureSEC source: 0001628280-26-036407 · wk-form4_1779221112.xml · nonDerivative · entry 2 Curley Stephen Russell · CIK 0001441890 · Chief Banking Ofc.-NBL 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 41,531 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Curley Stephen RussellChief Banking Ofc.-NBL
|
Exercise / conversionCommon Stock | 165 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036407 · wk-form4_1779221112.xml · nonDerivative · entry 1 Curley Stephen Russell · CIK 0001441890 · Chief Banking Ofc.-NBL 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 41,696 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Vecchione KennethDirector · President and CEO
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 595 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036413 · wk-form4_1779221148.xml · derivative · entry 11 Vecchione Kenneth · CIK 0001398948 · Director · President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 19,617 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Vecchione KennethDirector · President and CEO
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 437 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036413 · wk-form4_1779221148.xml · derivative · entry 10 Vecchione Kenneth · CIK 0001398948 · Director · President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,171 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Vecchione KennethDirector · President and CEO
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 539 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036413 · wk-form4_1779221148.xml · derivative · entry 9 Vecchione Kenneth · CIK 0001398948 · Director · President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 4,863 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Vecchione KennethDirector · President and CEO
|
Disposition to issuerCommon Stock | 595 | $74.42 | $44,279.90 |
DisclosureSEC source: 0001628280-26-036413 · wk-form4_1779221148.xml · nonDerivative · entry 6 Vecchione Kenneth · CIK 0001398948 · Director · President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,178 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Vecchione KennethDirector · President and CEO
|
Exercise / conversionCommon Stock | 595 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036413 · wk-form4_1779221148.xml · nonDerivative · entry 5 Vecchione Kenneth · CIK 0001398948 · Director · President and 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Vecchione KennethDirector · President and CEO
|
Disposition to issuerCommon Stock | 437 | $74.42 | $32,521.54 |
DisclosureSEC source: 0001628280-26-036413 · wk-form4_1779221148.xml · nonDerivative · entry 4 Vecchione Kenneth · CIK 0001398948 · Director · President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,178 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Vecchione KennethDirector · President and CEO
|
Exercise / conversionCommon Stock | 437 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036413 · wk-form4_1779221148.xml · nonDerivative · entry 3 Vecchione Kenneth · CIK 0001398948 · Director · President and 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Vecchione KennethDirector · President and CEO
|
Disposition to issuerCommon Stock | 539 | $74.42 | $40,112.38 |
DisclosureSEC source: 0001628280-26-036413 · wk-form4_1779221148.xml · nonDerivative · entry 2 Vecchione Kenneth · CIK 0001398948 · Director · President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 463,178 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Vecchione KennethDirector · President and CEO
|
Exercise / conversionCommon Stock | 539 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036413 · wk-form4_1779221148.xml · nonDerivative · entry 1 Vecchione Kenneth · CIK 0001398948 · Director · President and 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 229 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036412 · wk-form4_1779221141.xml · derivative · entry 10 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 7,545 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 212 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036412 · wk-form4_1779221141.xml · derivative · entry 9 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 4,435 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 285 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036412 · wk-form4_1779221141.xml · derivative · entry 8 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,557 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Disposition to issuerCommon Stock | 229 | $74.42 | $17,042.18 |
DisclosureSEC source: 0001628280-26-036412 · wk-form4_1779221141.xml · nonDerivative · entry 6 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 307,093 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCommon Stock | 229 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036412 · wk-form4_1779221141.xml · nonDerivative · entry 5 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 307,322 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Disposition to issuerCommon Stock | 212 | $74.42 | $15,777.04 |
DisclosureSEC source: 0001628280-26-036412 · wk-form4_1779221141.xml · nonDerivative · entry 4 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 307,093 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCommon Stock | 212 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036412 · wk-form4_1779221141.xml · nonDerivative · entry 3 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 307,305 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Disposition to issuerCommon Stock | 285 | $74.42 | $21,209.70 |
DisclosureSEC source: 0001628280-26-036412 · wk-form4_1779221141.xml · nonDerivative · entry 2 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 307,093 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
GIBBONS DALEVice Chair and CBO, Deposits
|
Exercise / conversionCommon Stock | 285 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036412 · wk-form4_1779221141.xml · nonDerivative · entry 1 GIBBONS DALE · CIK 0001331626 · Vice Chair and CBO, Deposits 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 307,378 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Kennedy BarbaraChief Human Resources Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 82 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036411 · wk-form4_1779221135.xml · derivative · entry 10 Kennedy Barbara · CIK 0001379831 · Chief Human Resources Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,717 Underlying: Common Stock · 82 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Kennedy BarbaraChief Human Resources Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 74 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036411 · wk-form4_1779221135.xml · derivative · entry 9 Kennedy Barbara · CIK 0001379831 · Chief Human Resources Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,539 Underlying: Common Stock · 74 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Kennedy BarbaraChief Human Resources Officer
|
Exercise / conversionCash Settled Restricted Stock Units · Derivative | 101 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001628280-26-036411 · wk-form4_1779221135.xml · derivative · entry 8 Kennedy Barbara · CIK 0001379831 · Chief Human Resources Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 897 Underlying: Common Stock · 101 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Kennedy BarbaraChief Human Resources Officer
|
Disposition to issuerCommon Stock | 82 | $74.42 | $6,102.44 |
DisclosureSEC source: 0001628280-26-036411 · wk-form4_1779221135.xml · nonDerivative · entry 6 Kennedy Barbara · CIK 0001379831 · Chief Human Resources Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 10,332 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Kennedy BarbaraChief Human Resources Officer
|
Exercise / conversionCommon Stock | 82 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036411 · wk-form4_1779221135.xml · nonDerivative · entry 5 Kennedy Barbara · CIK 0001379831 · Chief Human Resources Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 10,414 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 |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Kennedy BarbaraChief Human Resources Officer
|
Disposition to issuerCommon Stock | 74 | $74.42 | $5,507.08 |
DisclosureSEC source: 0001628280-26-036411 · wk-form4_1779221135.xml · nonDerivative · entry 4 Kennedy Barbara · CIK 0001379831 · Chief Human Resources Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 10,332 Read SEC document |
| May 15, 2026 Filed May 19, 2026 20:05 UTC |
Kennedy BarbaraChief Human Resources Officer
|
Exercise / conversionCommon Stock | 74 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-26-036411 · wk-form4_1779221135.xml · nonDerivative · entry 3 Kennedy Barbara · CIK 0001379831 · Chief Human Resources Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 10,406 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 |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.