Ameren Officer Files Form 144 for $719K Share Sale Under Rule 10b5-1

Ameren Corp ($AEE) – Form 144 Analysis

Summary

On November 3, 2026, Michael L. Moehn, an Officer of Ameren Corp, filed a Form 144 notice disclosing an intention to sell 6,500 shares of common stock through Fidelity Brokerage Services LLC. The aggregate market value of the proposed transaction is $719,680.00, implying an average price of approximately $110.72 per share.

Key Details

• Shares to Sell: 6,500 shares of common stock
• Aggregate Value: $719,680.00
• Origin of Shares: The shares to be sold originated primarily from restricted stock vesting (4,631 shares on 03/01/2019, 1,470 shares on 03/02/2020, and 394 shares on 03/01/2024), supplemented by fractional/small dividend reinvestment shares.
• Rule 10b5-1 Plan: The filing indicates the sale is executed pursuant to a pre-scheduled trading plan adopted on February 24, 2026.
• Prior Sales: In the past three months, the reporting insider sold 6,500 shares on August 3, 2026, generating gross proceeds of $708,240.00.

Market Impact & Significance

Trading significance is rated as Low. The proposed sale represents less than 0.003% of Ameren's 276.8 million outstanding shares. Given that the sale is modest in size relative to the issuer's public float and is executed under a pre-established Rule 10b5-1 trading plan, it is considered routine insider liquidity rather than a sentiment-driven signal.