LYONS MARTIN J 4

What Happened

• Martin J. Lyons, Ameren Corporation's Chairman, President & CEO and a director, was granted two awards on February 5, 2026 totaling 68,010 shares: 23,170 shares and 44,840 shares. Each award is reported at $0.00 per share (awards/stock units, not a cash purchase).

Key Details

• Transaction date: 2026-02-05; Report filed: 2026-02-09 (filed within the usual 2 business-day Form 4 reporting window).
• Price: $0.00 per share (these are awards/stock-unit grants, not open-market buys).
• Total shares awarded: 68,010 (23,170 + 44,840).
• Shares owned after the transaction: Not specified in the provided filing excerpt.
• Relevant footnotes from the filing: awards include restricted stock units issued under the 2022 Omnibus Incentive Compensation Plan (scheduled to vest by the payment date in 2029, no later than March 15, 2029), shares from vesting of previously granted performance share units, accrued dividend equivalents reinvested into RSUs, and estimated share-equivalents held in the Ameren Savings Investment Plan.

Context

• These entries are grants/awards (A) — common executive compensation actions — and are typically subject to vesting and plan terms; they do not represent an immediate market purchase or sale. The filing shows no sales or option exercises in this transaction.