The record is current again: ANZ, Marriott, Trellix and 9 more moves

Three CISO appointments landed on the same day at competing firms, and a clean succession closed out the week at 360 ONE.

This week on the Wire

• Denis Nesi named CISO at Bradesco Seguros (announced September 4, 2026)
• Maxine Harrison named CISO at Tabcorp (announced week of September 1, 2026)
• Alankrit Shrivastava named CISO at 360 ONE Asset Management Limited (announced September 3, 2026)
• Somesh Patil departed as CISO at 360 ONE Asset Management Limited (announced September 3, 2026)
• Grant Yacomeni named CISO at Gigamon (announced September 3, 2026)
• Sean Bruton named CISO at Illumia (announced September 2, 2026)
• Robert Wood named CISO at TiDB (announced September 2, 2026)

Catching up: the record is current again

Publishing resumed this week after a systems gap. The biggest moves now on the record:

• Sandro Bucchianeri named CISO at ANZ, joining from NAB where he was Group CSO (announced August 26, 2026; he starts November 11)
• Daniel Dubowski named SVP and CISO at Marriott International, from Hertz (announced August 25, 2026)
• David Soto named CISO at Trellix, succeeding Michael Green (week of August 24, 2026)
• Jordan Avnaim named Global CISO at Allied Universal (announced August 19, 2026)
• Erika Dean named CISO at Tricentis, previously Robinhood (announced August 11, 2026)

On the analysis desk: The acquisition CISO playbook almost always favors the acquirer's incumbent, which makes the move examined in When the acquirer promotes the acquired: the integration CISO move worth reading carefully. The piece works through why displacing a sitting security leader for someone from the acquired company is structurally rare, and what conditions have to be in place for it to happen at all. If you cover financial services or are inside a deal right now, this one applies directly.