{"transactions":[{"id":4621638,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-09-17T21:02:18.000Z","date":"2026-09-15","kind":"exercise","planned":false,"acquired":false,"shares":82,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"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."}],"balance_after":2389,"derivative":{"underlying":"Common Stock","underlying_shares":82},"source":{"system":"sec-edgar","filing":"0001628280-26-062573","document":"wk-form4_1789678936.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1379831/000162828026062573/wk-form4_1789678936.xml","form_type":"4"}},{"id":4621637,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-09-17T21:02:18.000Z","date":"2026-09-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1243,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-26-062573","document":"wk-form4_1789678936.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1379831/000162828026062573/wk-form4_1789678936.xml","form_type":"4"}},{"id":4621636,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-09-17T21:02:18.000Z","date":"2026-09-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":493,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-26-062573","document":"wk-form4_1789678936.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1379831/000162828026062573/wk-form4_1789678936.xml","form_type":"4"}},{"id":4621635,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-09-17T21:02:18.000Z","date":"2026-09-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":82,"price":79.03,"value":6480.46,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-062573","document":"wk-form4_1789678936.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1379831/000162828026062573/wk-form4_1789678936.xml","form_type":"4"}},{"id":4621634,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-09-17T21:02:18.000Z","date":"2026-09-15","kind":"exercise","planned":false,"acquired":true,"shares":82,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10414,"source":{"system":"sec-edgar","filing":"0001628280-26-062573","document":"wk-form4_1789678936.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1379831/000162828026062573/wk-form4_1789678936.xml","form_type":"4"}},{"id":4621633,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-09-17T21:02:18.000Z","date":"2026-09-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":79.03,"value":5848.22,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-062573","document":"wk-form4_1789678936.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1379831/000162828026062573/wk-form4_1789678936.xml","form_type":"4"}},{"id":4621632,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-09-17T21:02:18.000Z","date":"2026-09-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10406,"source":{"system":"sec-edgar","filing":"0001628280-26-062573","document":"wk-form4_1789678936.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1379831/000162828026062573/wk-form4_1789678936.xml","form_type":"4"}},{"id":4621631,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-09-17T21:02:18.000Z","date":"2026-09-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":79.03,"value":7982.03,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-062573","document":"wk-form4_1789678936.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1379831/000162828026062573/wk-form4_1789678936.xml","form_type":"4"}},{"id":4621630,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-09-17T21:02:18.000Z","date":"2026-09-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10433,"source":{"system":"sec-edgar","filing":"0001628280-26-062573","document":"wk-form4_1789678936.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1379831/000162828026062573/wk-form4_1789678936.xml","form_type":"4"}},{"id":683100,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-08-18T20:26:42.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":false,"shares":82,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"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."}],"balance_after":2471,"derivative":{"underlying":"Common Stock","underlying_shares":82},"source":{"system":"sec-edgar","filing":"0001628280-26-057687","document":"wk-form4_1787084797.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026057687/wk-form4_1787084797.xml","form_type":"4"}},{"id":683099,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-08-18T20:26:42.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1317,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-26-057687","document":"wk-form4_1787084797.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026057687/wk-form4_1787084797.xml","form_type":"4"}},{"id":683098,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-08-18T20:26:42.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":594,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-26-057687","document":"wk-form4_1787084797.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026057687/wk-form4_1787084797.xml","form_type":"4"}},{"id":683097,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-08-18T20:26:42.000Z","date":"2026-08-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":82,"price":82.32,"value":6750.24,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-057687","document":"wk-form4_1787084797.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026057687/wk-form4_1787084797.xml","form_type":"4"}},{"id":683096,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-08-18T20:26:42.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":true,"shares":82,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10414,"source":{"system":"sec-edgar","filing":"0001628280-26-057687","document":"wk-form4_1787084797.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026057687/wk-form4_1787084797.xml","form_type":"4"}},{"id":683095,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-08-18T20:26:42.000Z","date":"2026-08-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":82.32,"value":6091.68,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-057687","document":"wk-form4_1787084797.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026057687/wk-form4_1787084797.xml","form_type":"4"}},{"id":683094,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-08-18T20:26:42.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10406,"source":{"system":"sec-edgar","filing":"0001628280-26-057687","document":"wk-form4_1787084797.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026057687/wk-form4_1787084797.xml","form_type":"4"}},{"id":683093,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-08-18T20:26:42.000Z","date":"2026-08-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":82.32,"value":8314.32,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-057687","document":"wk-form4_1787084797.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026057687/wk-form4_1787084797.xml","form_type":"4"}},{"id":683092,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-08-18T20:26:42.000Z","date":"2026-08-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10433,"source":{"system":"sec-edgar","filing":"0001628280-26-057687","document":"wk-form4_1787084797.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026057687/wk-form4_1787084797.xml","form_type":"4"}},{"id":706612,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-07-17T21:11:46.000Z","date":"2026-07-15","kind":"exercise","planned":false,"acquired":false,"shares":82,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"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."}],"balance_after":2553,"derivative":{"underlying":"Common Stock","underlying_shares":82},"source":{"system":"sec-edgar","filing":"0001628280-26-048698","document":"wk-form4_1784322703.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026048698/wk-form4_1784322703.xml","form_type":"4"}},{"id":706611,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-07-17T21:11:46.000Z","date":"2026-07-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1391,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-26-048698","document":"wk-form4_1784322703.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026048698/wk-form4_1784322703.xml","form_type":"4"}},{"id":706610,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-07-17T21:11:46.000Z","date":"2026-07-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":695,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-26-048698","document":"wk-form4_1784322703.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026048698/wk-form4_1784322703.xml","form_type":"4"}},{"id":706609,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-07-17T21:11:46.000Z","date":"2026-07-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":82,"price":81.79,"value":6706.78,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-048698","document":"wk-form4_1784322703.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026048698/wk-form4_1784322703.xml","form_type":"4"}},{"id":706608,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-07-17T21:11:46.000Z","date":"2026-07-15","kind":"exercise","planned":false,"acquired":true,"shares":82,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10414,"source":{"system":"sec-edgar","filing":"0001628280-26-048698","document":"wk-form4_1784322703.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026048698/wk-form4_1784322703.xml","form_type":"4"}},{"id":706607,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-07-17T21:11:46.000Z","date":"2026-07-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":81.79,"value":6052.46,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-048698","document":"wk-form4_1784322703.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026048698/wk-form4_1784322703.xml","form_type":"4"}},{"id":706606,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-07-17T21:11:46.000Z","date":"2026-07-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10406,"source":{"system":"sec-edgar","filing":"0001628280-26-048698","document":"wk-form4_1784322703.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026048698/wk-form4_1784322703.xml","form_type":"4"}},{"id":706605,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-07-17T21:11:46.000Z","date":"2026-07-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":81.79,"value":8260.79,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-048698","document":"wk-form4_1784322703.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026048698/wk-form4_1784322703.xml","form_type":"4"}},{"id":706604,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-07-17T21:11:46.000Z","date":"2026-07-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10433,"source":{"system":"sec-edgar","filing":"0001628280-26-048698","document":"wk-form4_1784322703.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026048698/wk-form4_1784322703.xml","form_type":"4"}},{"id":733680,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-06-17T21:18:32.000Z","date":"2026-06-15","kind":"exercise","planned":false,"acquired":false,"shares":82,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"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."}],"balance_after":2635,"derivative":{"underlying":"Common Stock","underlying_shares":82},"source":{"system":"sec-edgar","filing":"0001628280-26-044004","document":"wk-form4_1781731110.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026044004/wk-form4_1781731110.xml","form_type":"4"}},{"id":733679,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-06-17T21:18:32.000Z","date":"2026-06-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1465,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-26-044004","document":"wk-form4_1781731110.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026044004/wk-form4_1781731110.xml","form_type":"4"}},{"id":733678,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-06-17T21:18:32.000Z","date":"2026-06-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":796,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-26-044004","document":"wk-form4_1781731110.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026044004/wk-form4_1781731110.xml","form_type":"4"}},{"id":733677,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-06-17T21:18:32.000Z","date":"2026-06-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":82,"price":81.81,"value":6708.42,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-044004","document":"wk-form4_1781731110.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026044004/wk-form4_1781731110.xml","form_type":"4"}},{"id":733676,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-06-17T21:18:32.000Z","date":"2026-06-15","kind":"exercise","planned":false,"acquired":true,"shares":82,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10414,"source":{"system":"sec-edgar","filing":"0001628280-26-044004","document":"wk-form4_1781731110.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026044004/wk-form4_1781731110.xml","form_type":"4"}},{"id":733675,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-06-17T21:18:32.000Z","date":"2026-06-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":81.81,"value":6053.94,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-044004","document":"wk-form4_1781731110.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026044004/wk-form4_1781731110.xml","form_type":"4"}},{"id":733674,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-06-17T21:18:32.000Z","date":"2026-06-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10406,"source":{"system":"sec-edgar","filing":"0001628280-26-044004","document":"wk-form4_1781731110.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026044004/wk-form4_1781731110.xml","form_type":"4"}},{"id":733673,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-06-17T21:18:32.000Z","date":"2026-06-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":81.81,"value":8262.81,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-044004","document":"wk-form4_1781731110.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026044004/wk-form4_1781731110.xml","form_type":"4"}},{"id":733672,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-06-17T21:18:32.000Z","date":"2026-06-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10433,"source":{"system":"sec-edgar","filing":"0001628280-26-044004","document":"wk-form4_1781731110.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026044004/wk-form4_1781731110.xml","form_type":"4"}},{"id":771602,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-05-19T20:05:37.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":false,"shares":82,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"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."}],"balance_after":2717,"derivative":{"underlying":"Common Stock","underlying_shares":82},"source":{"system":"sec-edgar","filing":"0001628280-26-036411","document":"wk-form4_1779221135.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026036411/wk-form4_1779221135.xml","form_type":"4"}},{"id":771601,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-05-19T20:05:37.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1539,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-26-036411","document":"wk-form4_1779221135.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026036411/wk-form4_1779221135.xml","form_type":"4"}},{"id":771600,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-05-19T20:05:37.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":897,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-26-036411","document":"wk-form4_1779221135.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026036411/wk-form4_1779221135.xml","form_type":"4"}},{"id":771599,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-05-19T20:05:37.000Z","date":"2026-05-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":82,"price":74.42,"value":6102.44,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-036411","document":"wk-form4_1779221135.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026036411/wk-form4_1779221135.xml","form_type":"4"}},{"id":771598,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-05-19T20:05:37.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":true,"shares":82,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10414,"source":{"system":"sec-edgar","filing":"0001628280-26-036411","document":"wk-form4_1779221135.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026036411/wk-form4_1779221135.xml","form_type":"4"}},{"id":771597,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-05-19T20:05:37.000Z","date":"2026-05-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":74.42,"value":5507.08,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-036411","document":"wk-form4_1779221135.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026036411/wk-form4_1779221135.xml","form_type":"4"}},{"id":771596,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-05-19T20:05:37.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10406,"source":{"system":"sec-edgar","filing":"0001628280-26-036411","document":"wk-form4_1779221135.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026036411/wk-form4_1779221135.xml","form_type":"4"}},{"id":771595,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-05-19T20:05:37.000Z","date":"2026-05-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":74.42,"value":7516.42,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-036411","document":"wk-form4_1779221135.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026036411/wk-form4_1779221135.xml","form_type":"4"}},{"id":771594,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-05-19T20:05:37.000Z","date":"2026-05-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10433,"source":{"system":"sec-edgar","filing":"0001628280-26-036411","document":"wk-form4_1779221135.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026036411/wk-form4_1779221135.xml","form_type":"4"}},{"id":805307,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-04-17T21:05:11.000Z","date":"2026-04-15","kind":"exercise","planned":false,"acquired":false,"shares":82,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"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."}],"balance_after":2799,"derivative":{"underlying":"Common Stock","underlying_shares":82},"source":{"system":"sec-edgar","filing":"0001628280-26-025845","document":"wk-form4_1776459908.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026025845/wk-form4_1776459908.xml","form_type":"4"}},{"id":805306,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-04-17T21:05:11.000Z","date":"2026-04-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1613,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-26-025845","document":"wk-form4_1776459908.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026025845/wk-form4_1776459908.xml","form_type":"4"}},{"id":805305,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-04-17T21:05:11.000Z","date":"2026-04-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":998,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-26-025845","document":"wk-form4_1776459908.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026025845/wk-form4_1776459908.xml","form_type":"4"}},{"id":805304,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-04-17T21:05:11.000Z","date":"2026-04-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":82,"price":78.51,"value":6437.82,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-025845","document":"wk-form4_1776459908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026025845/wk-form4_1776459908.xml","form_type":"4"}},{"id":805303,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-04-17T21:05:11.000Z","date":"2026-04-15","kind":"exercise","planned":false,"acquired":true,"shares":82,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10414,"source":{"system":"sec-edgar","filing":"0001628280-26-025845","document":"wk-form4_1776459908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026025845/wk-form4_1776459908.xml","form_type":"4"}},{"id":805302,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-04-17T21:05:11.000Z","date":"2026-04-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":78.51,"value":5809.74,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-025845","document":"wk-form4_1776459908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026025845/wk-form4_1776459908.xml","form_type":"4"}},{"id":805301,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-04-17T21:05:11.000Z","date":"2026-04-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10406,"source":{"system":"sec-edgar","filing":"0001628280-26-025845","document":"wk-form4_1776459908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026025845/wk-form4_1776459908.xml","form_type":"4"}},{"id":805300,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-04-17T21:05:11.000Z","date":"2026-04-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":78.51,"value":7929.51,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-025845","document":"wk-form4_1776459908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026025845/wk-form4_1776459908.xml","form_type":"4"}},{"id":805299,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-04-17T21:05:11.000Z","date":"2026-04-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10433,"source":{"system":"sec-edgar","filing":"0001628280-26-025845","document":"wk-form4_1776459908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026025845/wk-form4_1776459908.xml","form_type":"4"}},{"id":837451,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-03-17T20:25:36.000Z","date":"2026-03-15","kind":"exercise","planned":false,"acquired":false,"shares":82,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"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."}],"balance_after":2881,"derivative":{"underlying":"Common Stock","underlying_shares":82},"source":{"system":"sec-edgar","filing":"0001628280-26-018784","document":"wk-form4_1773779134.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026018784/wk-form4_1773779134.xml","form_type":"4"}},{"id":837450,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-03-17T20:25:36.000Z","date":"2026-03-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1687,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-26-018784","document":"wk-form4_1773779134.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026018784/wk-form4_1773779134.xml","form_type":"4"}},{"id":837449,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-03-17T20:25:36.000Z","date":"2026-03-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":1099,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-26-018784","document":"wk-form4_1773779134.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026018784/wk-form4_1773779134.xml","form_type":"4"}},{"id":837448,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-03-17T20:25:36.000Z","date":"2026-03-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":82,"price":67.97,"value":5573.54,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-018784","document":"wk-form4_1773779134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026018784/wk-form4_1773779134.xml","form_type":"4"}},{"id":837447,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-03-17T20:25:36.000Z","date":"2026-03-15","kind":"exercise","planned":false,"acquired":true,"shares":82,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10414,"source":{"system":"sec-edgar","filing":"0001628280-26-018784","document":"wk-form4_1773779134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026018784/wk-form4_1773779134.xml","form_type":"4"}},{"id":837446,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-03-17T20:25:36.000Z","date":"2026-03-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":67.97,"value":5029.78,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-018784","document":"wk-form4_1773779134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026018784/wk-form4_1773779134.xml","form_type":"4"}},{"id":837445,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-03-17T20:25:36.000Z","date":"2026-03-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10406,"source":{"system":"sec-edgar","filing":"0001628280-26-018784","document":"wk-form4_1773779134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026018784/wk-form4_1773779134.xml","form_type":"4"}},{"id":837444,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-03-17T20:25:36.000Z","date":"2026-03-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":67.97,"value":6864.97,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-018784","document":"wk-form4_1773779134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026018784/wk-form4_1773779134.xml","form_type":"4"}},{"id":837443,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-03-17T20:25:36.000Z","date":"2026-03-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10433,"source":{"system":"sec-edgar","filing":"0001628280-26-018784","document":"wk-form4_1773779134.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026018784/wk-form4_1773779134.xml","form_type":"4"}},{"id":896187,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-02-18T21:37:02.000Z","date":"2026-02-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1761,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-26-009124","document":"wk-form4_1771450619.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026009124/wk-form4_1771450619.xml","form_type":"4"}},{"id":896186,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-02-18T21:37:02.000Z","date":"2026-02-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":1200,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-26-009124","document":"wk-form4_1771450619.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026009124/wk-form4_1771450619.xml","form_type":"4"}},{"id":896185,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-02-18T21:37:02.000Z","date":"2026-02-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":93.2,"value":6896.8,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-009124","document":"wk-form4_1771450619.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026009124/wk-form4_1771450619.xml","form_type":"4"}},{"id":896184,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-02-18T21:37:02.000Z","date":"2026-02-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10406,"source":{"system":"sec-edgar","filing":"0001628280-26-009124","document":"wk-form4_1771450619.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026009124/wk-form4_1771450619.xml","form_type":"4"}},{"id":896183,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-02-18T21:37:02.000Z","date":"2026-02-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":93.2,"value":9413.2,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-009124","document":"wk-form4_1771450619.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026009124/wk-form4_1771450619.xml","form_type":"4"}},{"id":896182,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-02-18T21:37:02.000Z","date":"2026-02-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":10433,"source":{"system":"sec-edgar","filing":"0001628280-26-009124","document":"wk-form4_1771450619.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026009124/wk-form4_1771450619.xml","form_type":"4"}},{"id":896181,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-02-18T21:37:02.000Z","date":"2026-02-15","kind":"tax_withholding","planned":false,"acquired":false,"shares":622,"price":93.2,"value":57970.4,"ownership":{"direct":true},"balance_after":10332,"source":{"system":"sec-edgar","filing":"0001628280-26-009124","document":"wk-form4_1771450619.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026009124/wk-form4_1771450619.xml","form_type":"4"}},{"id":896180,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-02-18T21:37:02.000Z","date":"2026-02-15","kind":"grant","planned":false,"acquired":true,"shares":2231,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":10954,"source":{"system":"sec-edgar","filing":"0001628280-26-009124","document":"wk-form4_1771450619.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026009124/wk-form4_1771450619.xml","form_type":"4"}},{"id":911565,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-02-10T21:25:37.000Z","date":"2026-02-07","kind":"tax_withholding","planned":false,"acquired":false,"shares":621,"price":94.39,"value":58616.19,"ownership":{"direct":true},"balance_after":8723,"source":{"system":"sec-edgar","filing":"0001628280-26-006873","document":"wk-form4_1770758735.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026006873/wk-form4_1770758735.xml","form_type":"4"}},{"id":911564,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-02-10T21:25:37.000Z","date":"2026-02-06","kind":"tax_withholding","planned":false,"acquired":false,"shares":397,"price":94.39,"value":37472.83,"ownership":{"direct":true},"balance_after":9344,"source":{"system":"sec-edgar","filing":"0001628280-26-006873","document":"wk-form4_1770758735.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026006873/wk-form4_1770758735.xml","form_type":"4"}},{"id":914218,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-02-09T21:22:50.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":2963,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":2963,"derivative":{"underlying":"Common Stock","underlying_shares":2963},"source":{"system":"sec-edgar","filing":"0001628280-26-006464","document":"wk-form4_1770672168.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026006464/wk-form4_1770672168.xml","form_type":"4"}},{"id":914217,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Deferred Stock Units","published_at":"2026-02-09T21:22:50.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":988,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents the grant of Deferred Stock Units under the Issuer's Stock Incentive Plan and credited under the Issuer's Executive Stock and Bonus Deferral Plan and are granted as the deferred portion of the executive officer's annual restricted stock award vesting 50% on the second and third anniversaries of the grant date. Deferred Stock Units are paid in shares of Common Stock issued under the Issuer's Stock Incentive Plan after a separation from service pursuant to the Executive Stock and Bonus Deferral Plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents the grant of Deferred Stock Units under the Issuer's Stock Incentive Plan and credited under the Issuer's Executive Stock and Bonus Deferral Plan and are granted as the deferred portion of the executive officer's annual restricted stock award vesting 50% on the second and third anniversaries of the grant date. Deferred Stock Units are paid in shares of Common Stock issued under the Issuer's Stock Incentive Plan after a separation from service pursuant to the Executive Stock and Bonus Deferral Plan."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents the grant of Deferred Stock Units under the Issuer's Stock Incentive Plan and credited under the Issuer's Executive Stock and Bonus Deferral Plan and are granted as the deferred portion of the executive officer's annual restricted stock award vesting 50% on the second and third anniversaries of the grant date. Deferred Stock Units are paid in shares of Common Stock issued under the Issuer's Stock Incentive Plan after a separation from service pursuant to the Executive Stock and Bonus Deferral Plan."}],"balance_after":988,"derivative":{"underlying":"Common Stock","underlying_shares":988},"source":{"system":"sec-edgar","filing":"0001628280-26-006464","document":"wk-form4_1770672168.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026006464/wk-form4_1770672168.xml","form_type":"4"}},{"id":914216,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-02-09T21:22:50.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":988,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":9741,"source":{"system":"sec-edgar","filing":"0001628280-26-006464","document":"wk-form4_1770672168.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026006464/wk-form4_1770672168.xml","form_type":"4"}},{"id":935149,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-01-20T21:12:33.000Z","date":"2026-01-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1835,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-26-002615","document":"wk-form4_1768943550.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026002615/wk-form4_1768943550.xml","form_type":"4"}},{"id":935148,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2026-01-20T21:12:33.000Z","date":"2026-01-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":1301,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-26-002615","document":"wk-form4_1768943550.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026002615/wk-form4_1768943550.xml","form_type":"4"}},{"id":935147,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-01-20T21:12:33.000Z","date":"2026-01-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":89.83,"value":6647.42,"ownership":{"direct":true},"balance_after":8753,"source":{"system":"sec-edgar","filing":"0001628280-26-002615","document":"wk-form4_1768943550.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026002615/wk-form4_1768943550.xml","form_type":"4"}},{"id":935146,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-01-20T21:12:33.000Z","date":"2026-01-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":8827,"source":{"system":"sec-edgar","filing":"0001628280-26-002615","document":"wk-form4_1768943550.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026002615/wk-form4_1768943550.xml","form_type":"4"}},{"id":935145,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-01-20T21:12:33.000Z","date":"2026-01-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":89.83,"value":9072.83,"ownership":{"direct":true},"balance_after":8753,"source":{"system":"sec-edgar","filing":"0001628280-26-002615","document":"wk-form4_1768943550.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026002615/wk-form4_1768943550.xml","form_type":"4"}},{"id":935144,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2026-01-20T21:12:33.000Z","date":"2026-01-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":8854,"source":{"system":"sec-edgar","filing":"0001628280-26-002615","document":"wk-form4_1768943550.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828026002615/wk-form4_1768943550.xml","form_type":"4"}},{"id":967249,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2025-12-16T21:13:09.000Z","date":"2025-12-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1909,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-25-057365","document":"wk-form4_1765919585.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025057365/wk-form4_1765919585.xml","form_type":"4"}},{"id":967248,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2025-12-16T21:13:09.000Z","date":"2025-12-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":1402,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-25-057365","document":"wk-form4_1765919585.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025057365/wk-form4_1765919585.xml","form_type":"4"}},{"id":967247,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-12-16T21:13:09.000Z","date":"2025-12-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":86.18,"value":6377.32,"ownership":{"direct":true},"balance_after":8753,"source":{"system":"sec-edgar","filing":"0001628280-25-057365","document":"wk-form4_1765919585.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025057365/wk-form4_1765919585.xml","form_type":"4"}},{"id":967246,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-12-16T21:13:09.000Z","date":"2025-12-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":8827,"source":{"system":"sec-edgar","filing":"0001628280-25-057365","document":"wk-form4_1765919585.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025057365/wk-form4_1765919585.xml","form_type":"4"}},{"id":967245,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-12-16T21:13:09.000Z","date":"2025-12-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":86.18,"value":8704.18,"ownership":{"direct":true},"balance_after":8753,"source":{"system":"sec-edgar","filing":"0001628280-25-057365","document":"wk-form4_1765919585.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025057365/wk-form4_1765919585.xml","form_type":"4"}},{"id":967244,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-12-16T21:13:09.000Z","date":"2025-12-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":8854,"source":{"system":"sec-edgar","filing":"0001628280-25-057365","document":"wk-form4_1765919585.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025057365/wk-form4_1765919585.xml","form_type":"4"}},{"id":995386,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2025-11-18T21:15:40.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":1983,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-25-052884","document":"wk-form4_1763500537.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025052884/wk-form4_1763500537.xml","form_type":"4"}},{"id":995385,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2025-11-18T21:15:40.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":1503,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-25-052884","document":"wk-form4_1763500537.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025052884/wk-form4_1763500537.xml","form_type":"4"}},{"id":995384,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-11-18T21:15:40.000Z","date":"2025-11-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":78.17,"value":5784.58,"ownership":{"direct":true},"balance_after":8753,"source":{"system":"sec-edgar","filing":"0001628280-25-052884","document":"wk-form4_1763500537.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025052884/wk-form4_1763500537.xml","form_type":"4"}},{"id":995383,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-11-18T21:15:40.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":8827,"source":{"system":"sec-edgar","filing":"0001628280-25-052884","document":"wk-form4_1763500537.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025052884/wk-form4_1763500537.xml","form_type":"4"}},{"id":995382,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-11-18T21:15:40.000Z","date":"2025-11-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":78.17,"value":7895.17,"ownership":{"direct":true},"balance_after":8753,"source":{"system":"sec-edgar","filing":"0001628280-25-052884","document":"wk-form4_1763500537.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025052884/wk-form4_1763500537.xml","form_type":"4"}},{"id":995381,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-11-18T21:15:40.000Z","date":"2025-11-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":8854,"source":{"system":"sec-edgar","filing":"0001628280-25-052884","document":"wk-form4_1763500537.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025052884/wk-form4_1763500537.xml","form_type":"4"}},{"id":1016420,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2025-10-17T21:27:29.000Z","date":"2025-10-15","kind":"exercise","planned":false,"acquired":false,"shares":74,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":2057,"derivative":{"underlying":"Common Stock","underlying_shares":74},"source":{"system":"sec-edgar","filing":"0001628280-25-045399","document":"wk-form4_1760736446.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025045399/wk-form4_1760736446.xml","form_type":"4"}},{"id":1016419,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Cash Settled Restricted Stock Units","published_at":"2025-10-17T21:27:29.000Z","date":"2025-10-15","kind":"exercise","planned":false,"acquired":false,"shares":101,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":1604,"derivative":{"underlying":"Common Stock","underlying_shares":101},"source":{"system":"sec-edgar","filing":"0001628280-25-045399","document":"wk-form4_1760736446.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025045399/wk-form4_1760736446.xml","form_type":"4"}},{"id":1016418,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-10-17T21:27:29.000Z","date":"2025-10-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":74,"price":78.84,"value":5834.16,"ownership":{"direct":true},"balance_after":8753,"source":{"system":"sec-edgar","filing":"0001628280-25-045399","document":"wk-form4_1760736446.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025045399/wk-form4_1760736446.xml","form_type":"4"}},{"id":1016417,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-10-17T21:27:29.000Z","date":"2025-10-15","kind":"exercise","planned":false,"acquired":true,"shares":74,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":8827,"source":{"system":"sec-edgar","filing":"0001628280-25-045399","document":"wk-form4_1760736446.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025045399/wk-form4_1760736446.xml","form_type":"4"}},{"id":1016416,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-10-17T21:27:29.000Z","date":"2025-10-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":101,"price":78.84,"value":7962.84,"ownership":{"direct":true},"balance_after":8753,"source":{"system":"sec-edgar","filing":"0001628280-25-045399","document":"wk-form4_1760736446.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025045399/wk-form4_1760736446.xml","form_type":"4"}},{"id":1016415,"issuer":{"id":3616,"kind":"organization","name":"WESTERN ALLIANCE BANCORPORATION","symbol":"WAL"},"owners":[{"id":22124,"kind":"person","name":"Kennedy Barbara","position":1,"cik":"0001379831","reported_name":"Kennedy Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Common Stock","published_at":"2025-10-17T21:27:29.000Z","date":"2025-10-15","kind":"exercise","planned":false,"acquired":true,"shares":101,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock."}],"balance_after":8854,"source":{"system":"sec-edgar","filing":"0001628280-25-045399","document":"wk-form4_1760736446.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1212545/000162828025045399/wk-form4_1760736446.xml","form_type":"4"}}],"next_cursor":"2025-10-17T21:27:29.000000Z,1016415"}