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Nachlas Emily

Disclosed activity across 1 company

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22125
SEC CIK
0001946843

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
WESTERN ALLIANCE BANCORPORATIONWAL · Entity 3616Chief Risk OfficerSeptember 15, 2026September 17, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

WESTERN ALLIANCE BANCORPORATION

Report date September 15, 2026 · Filed September 17, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect16,575 Ending reported balance After 2026-09-15 transaction · row 6
6 source rows · reconciled sequence

Row 1 · 2026-09-15 · Exercise / conversion · Acquired 72 · Balance 16,647

F1: 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: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock.

Row 2 · 2026-09-15 · Disposition to issuer · Disposed 72 · Balance 16,575

Row 3 · 2026-09-15 · Exercise / conversion · Acquired 53 · Balance 16,628

F3: 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: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock.

Row 4 · 2026-09-15 · Disposition to issuer · Disposed 53 · Balance 16,575

Row 5 · 2026-09-15 · Exercise / conversion · Acquired 64 · Balance 16,639

F4: 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: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock.

Row 6 · 2026-09-15 · Disposition to issuer · Disposed 64 · Balance 16,575

Cash Settled Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect357 Reported balance After 2026-09-15 transaction · row 7 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 7 · 2026-09-15 · Exercise / conversion · Disposed 72 · Balance 357

F2: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock.

F1: 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.

Cash Settled Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect896 Reported balance After 2026-09-15 transaction · row 8 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 8 · 2026-09-15 · Exercise / conversion · Disposed 53 · Balance 896

F2: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock.

F3: 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.

Cash Settled Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect1,857 Reported balance After 2026-09-15 transaction · row 9 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 9 · 2026-09-15 · Exercise / conversion · Disposed 64 · Balance 1,857

F2: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock.

F4: 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.

Filing footnotes · ownership attribution and instrument terms

F1: 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: Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock.

F3: 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.

F4: 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.

Transaction history

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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 dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
September 15, 2026 Filed Sep 17, 2026 21:02 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 64 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-062574 · wk-form4_1789678941.xml · derivative · entry 9

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,857

Underlying: Common Stock · 64 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 21:02 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 53 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-062574 · wk-form4_1789678941.xml · derivative · entry 8

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 896

Underlying: Common Stock · 53 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 21:02 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 72 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-062574 · wk-form4_1789678941.xml · derivative · entry 7

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 357

Underlying: Common Stock · 72 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 21:02 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 64 $79.03 $5,057.92
Disclosure

SEC source: 0001628280-26-062574 · wk-form4_1789678941.xml · nonDerivative · entry 6

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
September 15, 2026 Filed Sep 17, 2026 21:02 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 64 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-062574 · wk-form4_1789678941.xml · nonDerivative · entry 5

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,639

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 21:02 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 53 $79.03 $4,188.59
Disclosure

SEC source: 0001628280-26-062574 · wk-form4_1789678941.xml · nonDerivative · entry 4

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
September 15, 2026 Filed Sep 17, 2026 21:02 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 53 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-062574 · wk-form4_1789678941.xml · nonDerivative · entry 3

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,628

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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 72 $79.03 $5,690.16
Disclosure

SEC source: 0001628280-26-062574 · wk-form4_1789678941.xml · nonDerivative · entry 2

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
September 15, 2026 Filed Sep 17, 2026 21:02 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 72 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-062574 · wk-form4_1789678941.xml · nonDerivative · entry 1

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,647

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 20:26 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 64 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-057690 · wk-form4_1787084816.xml · derivative · entry 9

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,921

Underlying: Common Stock · 64 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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 53 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-057690 · wk-form4_1787084816.xml · derivative · entry 8

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 949

Underlying: Common Stock · 53 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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 72 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-057690 · wk-form4_1787084816.xml · derivative · entry 7

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 429

Underlying: Common Stock · 72 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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 64 $82.32 $5,268.48
Disclosure

SEC source: 0001628280-26-057690 · wk-form4_1787084816.xml · nonDerivative · entry 6

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
August 15, 2026 Filed Aug 18, 2026 20:26 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 64 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-057690 · wk-form4_1787084816.xml · nonDerivative · entry 5

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,639

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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 53 $82.32 $4,362.96
Disclosure

SEC source: 0001628280-26-057690 · wk-form4_1787084816.xml · nonDerivative · entry 4

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
August 15, 2026 Filed Aug 18, 2026 20:26 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 53 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-057690 · wk-form4_1787084816.xml · nonDerivative · entry 3

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,628

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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 72 $82.32 $5,927.04
Disclosure

SEC source: 0001628280-26-057690 · wk-form4_1787084816.xml · nonDerivative · entry 2

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
August 15, 2026 Filed Aug 18, 2026 20:26 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 72 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-057690 · wk-form4_1787084816.xml · nonDerivative · entry 1

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,647

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
July 15, 2026 Filed Jul 17, 2026 21:11 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 64 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-048694 · wk-form4_1784322677.xml · derivative · entry 9

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,985

Underlying: Common Stock · 64 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
July 15, 2026 Filed Jul 17, 2026 21:11 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 53 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-048694 · wk-form4_1784322677.xml · derivative · entry 8

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,002

Underlying: Common Stock · 53 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
July 15, 2026 Filed Jul 17, 2026 21:11 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 72 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-048694 · wk-form4_1784322677.xml · derivative · entry 7

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 501

Underlying: Common Stock · 72 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
July 15, 2026 Filed Jul 17, 2026 21:11 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 64 $81.79 $5,234.56
Disclosure

SEC source: 0001628280-26-048694 · wk-form4_1784322677.xml · nonDerivative · entry 6

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
July 15, 2026 Filed Jul 17, 2026 21:11 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 64 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-048694 · wk-form4_1784322677.xml · nonDerivative · entry 5

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,639

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
July 15, 2026 Filed Jul 17, 2026 21:11 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 53 $81.79 $4,334.87
Disclosure

SEC source: 0001628280-26-048694 · wk-form4_1784322677.xml · nonDerivative · entry 4

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
July 15, 2026 Filed Jul 17, 2026 21:11 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 53 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-048694 · wk-form4_1784322677.xml · nonDerivative · entry 3

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,628

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
July 15, 2026 Filed Jul 17, 2026 21:11 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 72 $81.79 $5,888.88
Disclosure

SEC source: 0001628280-26-048694 · wk-form4_1784322677.xml · nonDerivative · entry 2

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
July 15, 2026 Filed Jul 17, 2026 21:11 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 72 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-048694 · wk-form4_1784322677.xml · nonDerivative · entry 1

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,647

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 15, 2026 Filed Jun 17, 2026 21:18 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 64 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-044006 · wk-form4_1781731126.xml · derivative · entry 9

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,049

Underlying: Common Stock · 64 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
June 15, 2026 Filed Jun 17, 2026 21:18 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 53 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-044006 · wk-form4_1781731126.xml · derivative · entry 8

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,055

Underlying: Common Stock · 53 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
June 15, 2026 Filed Jun 17, 2026 21:18 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 72 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-044006 · wk-form4_1781731126.xml · derivative · entry 7

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 573

Underlying: Common Stock · 72 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
June 15, 2026 Filed Jun 17, 2026 21:18 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 64 $81.81 $5,235.84
Disclosure

SEC source: 0001628280-26-044006 · wk-form4_1781731126.xml · nonDerivative · entry 6

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
June 15, 2026 Filed Jun 17, 2026 21:18 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 64 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-044006 · wk-form4_1781731126.xml · nonDerivative · entry 5

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,639

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
June 15, 2026 Filed Jun 17, 2026 21:18 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 53 $81.81 $4,335.93
Disclosure

SEC source: 0001628280-26-044006 · wk-form4_1781731126.xml · nonDerivative · entry 4

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
June 15, 2026 Filed Jun 17, 2026 21:18 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 53 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-044006 · wk-form4_1781731126.xml · nonDerivative · entry 3

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,628

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
June 15, 2026 Filed Jun 17, 2026 21:18 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 72 $81.81 $5,890.32
Disclosure

SEC source: 0001628280-26-044006 · wk-form4_1781731126.xml · nonDerivative · entry 2

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
June 15, 2026 Filed Jun 17, 2026 21:18 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 72 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-044006 · wk-form4_1781731126.xml · nonDerivative · entry 1

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,647

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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 64 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-036402 · wk-form4_1779221098.xml · derivative · entry 9

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,113

Underlying: Common Stock · 64 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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 53 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-036402 · wk-form4_1779221098.xml · derivative · entry 8

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,108

Underlying: Common Stock · 53 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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 72 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-036402 · wk-form4_1779221098.xml · derivative · entry 7

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 645

Underlying: Common Stock · 72 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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 64 $74.42 $4,762.88
Disclosure

SEC source: 0001628280-26-036402 · wk-form4_1779221098.xml · nonDerivative · entry 6

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
May 15, 2026 Filed May 19, 2026 20:05 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 64 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-036402 · wk-form4_1779221098.xml · nonDerivative · entry 5

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,639

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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 53 $74.42 $3,944.26
Disclosure

SEC source: 0001628280-26-036402 · wk-form4_1779221098.xml · nonDerivative · entry 4

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
May 15, 2026 Filed May 19, 2026 20:05 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 53 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-036402 · wk-form4_1779221098.xml · nonDerivative · entry 3

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,628

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 WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 72 $74.42 $5,358.24
Disclosure

SEC source: 0001628280-26-036402 · wk-form4_1779221098.xml · nonDerivative · entry 2

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
May 15, 2026 Filed May 19, 2026 20:05 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 72 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-036402 · wk-form4_1779221098.xml · nonDerivative · entry 1

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,647

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
April 15, 2026 Filed Apr 17, 2026 21:05 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 64 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-025852 · wk-form4_1776459955.xml · derivative · entry 9

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,177

Underlying: Common Stock · 64 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
April 15, 2026 Filed Apr 17, 2026 21:05 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 53 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-025852 · wk-form4_1776459955.xml · derivative · entry 8

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,161

Underlying: Common Stock · 53 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
April 15, 2026 Filed Apr 17, 2026 21:05 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCash Settled Restricted Stock Units · Derivative 72 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-26-025852 · wk-form4_1776459955.xml · derivative · entry 7

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 717

Underlying: Common Stock · 72 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
April 15, 2026 Filed Apr 17, 2026 21:05 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Disposition to issuerCommon Stock 64 $78.51 $5,024.64
Disclosure

SEC source: 0001628280-26-025852 · wk-form4_1776459955.xml · nonDerivative · entry 6

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,575

Read SEC document
April 15, 2026 Filed Apr 17, 2026 21:05 UTC WESTERN ALLIANCE BANCORPORATION WAL · Entity 3616 Exercise / conversionCommon Stock 64 $0.00 $0.00
Disclosure

SEC source: 0001628280-26-025852 · wk-form4_1776459955.xml · nonDerivative · entry 5

Nachlas Emily · CIK 0001946843 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,639

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

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.