Ameren Corp (AEE) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending February 19, 2026, Ameren's three largest insider shareholders are Chairman And President & Ceo Martin J Lyons (292.96K shares), Executive Chairman Warner L Baxter (247.48K shares), Group President And Utilities Michael L Moehn (208.26K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Martin J Lyons Chairman And President & Ceo 292,962 09 Feb, 2026
Warner L Baxter Executive Chairman 247,482 02 Mar, 2023
Michael L Moehn Group President And Utilities 208,261 09 Feb, 2026
Richard J Mark 177,143 14 Feb, 2022
Mark C Birk 109,360 04 Mar, 2025
Mary P Heger 80,910 14 Feb, 2022
Fadi M Diya 64,676 10 Feb, 2025
Shawn E Schukar 62,342 09 Feb, 2026
James C Johnson 60,196 07 Jan, 2025
Ellen M Fitzsimmons 53,026 07 Jan, 2026
Chonda J Nwamu Executive Vice President 49,217 04 Mar, 2025
Mark C Lindgren 46,387 09 Feb, 2026
Steven H Lipstein 37,862 07 Jan, 2026
Bhavani Amirthalingam 37,842 12 Feb, 2024
Theresa A Shaw Svp And Cato 33,738 09 Feb, 2026
Ryan J Martin Svp Finance 28,499 09 Feb, 2026
Leonard P Singh 28,411 09 Feb, 2026
Catherine S Brune 27,078 07 Jan, 2026
Ajay K Arora Svp Of Subsidiary 24,037 09 Feb, 2026
J Edward Coleman 23,252 05 Jan, 2024
Richard J Harshman 22,135 07 Jan, 2026
Ward H. Dickson 18,946 07 Jan, 2026
Noelle K Eder 16,609 07 Jan, 2025
Craig S Ivey 16,597 07 Jan, 2026
Rafael Flores 15,553 07 Jan, 2026
Eric V Seidler Svp Of Subsidiary 14,390 09 Feb, 2026
Cynthia J Brinkley 13,494 07 Jan, 2026
Leo S. Jr. Mackay 11,834 07 Jan, 2026
Gwendolyn G Mizell 10,917 09 Feb, 2026
Kimberly J Harris 3,939 07 Jan, 2025
David Matthew Feinberg Evp And Gc & Secretary 3,793 17 Nov, 2025
Steven O Vondran 3,597 07 Jan, 2026
Jamie L Engstrom 1,686 07 Jan, 2026
Patrick E Smith Chairman & President Of Sub 1,090 09 Feb, 2026
Stephen C Lee Vp And Interim Gc & Secretary 254 04 Mar, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
05 Feb, 2026 Martin J Lyons Common Stock, $.01 Par Value A 23,170 $0.00 2,109 I A
05 Feb, 2026 Martin J Lyons Common Stock, $.01 Par Value A 44,840 $0.00 290,853 D A
05 Feb, 2026 Michael L Moehn Common Stock, $.01 Par Value A 22,849 $0.00 203,031 D A
05 Feb, 2026 Michael L Moehn Common Stock, $.01 Par Value A 9,955 $0.00 5,230 I A
05 Feb, 2026 Shawn E Schukar Common Stock, $.01 Par Value A 5,699 $0.00 59,191 D A
05 Feb, 2026 Shawn E Schukar Common Stock, $.01 Par Value A 2,824 $0.00 3,151 I A
05 Feb, 2026 David Matthew Feinberg Common Stock, $.01 Par Value A 4,449 $0.00 9 I A
05 Feb, 2026 Mark C Lindgren Common Stock, $.01 Par Value A 4,349 $0.00 44,656 D A
05 Feb, 2026 Mark C Lindgren Common Stock, $.01 Par Value A 2,082 $0.00 1,731 I A
05 Feb, 2026 Gwendolyn G Mizell Common Stock, $.01 Par Value A 2,276 $0.00 8,494 D A
05 Feb, 2026 Gwendolyn G Mizell Common Stock, $.01 Par Value A 865 $0.00 2,423 I A
05 Feb, 2026 Theresa A Shaw Common Stock, $.01 Par Value A 1,333 $0.00 895 I A
05 Feb, 2026 Theresa A Shaw Common Stock, $.01 Par Value A 3,126 $0.00 32,843 D A
05 Feb, 2026 Leonard P Singh Common Stock, $.01 Par Value A 9,515 $0.00 28,321 D A
05 Feb, 2026 Leonard P Singh Common Stock, $.01 Par Value A 5,508 $0.00 90 I A
05 Feb, 2026 Ajay K Arora Common Stock, $.01 Par Value A 2,498 $0.00 24,037 I A
05 Feb, 2026 Ajay K Arora Common Stock, $.01 Par Value A 1,467 $0.00 1,716 I A
05 Feb, 2026 Ryan J Martin Common Stock, $.01 Par Value A 1,294 $0.00 1,788 I A
05 Feb, 2026 Ryan J Martin Common Stock, $.01 Par Value A 1,752 $0.00 26,711 D A
05 Feb, 2026 Eric V Seidler Common Stock, $.01 Par Value A 2,364 $0.00 12,601 D A