Western Alliance Bancorporation: director Mary Chris Jammet received 303 shares

What happened

• Mary Chris Jammet, a director, received 303 deferred stock units (reported as a derivative acquisition) at $74.35 per unit on Oct 15, 2026, for a reported value of $22,528.

Key details

• Transaction date and price: Oct 15, 2026; $74.35 per unit; transaction code A (award/grant).
• Shares owned after the transaction: not reported in this filing.
• Footnote F1: the grant represents Deferred Stock Units under the issuer's Stock Incentive Plan credited under the Director Deferral Plan, vesting on Feb 5, 2027; Deferred Stock Units are paid in shares of common stock issued under the Stock Incentive Plan after a separation from service pursuant to the Director Deferral Plan.
• Filing date and timeliness: filed on Oct 19, 2026 (the filing reports the Oct 15, 2026 transaction).

Why it may matter

• This filing reports an award of deferred stock units that vest on Feb 5, 2027 and will be paid in shares after a separation from service.
• A filing does not show why the insider traded or why the company acted.