MARTINGALE ASSET MANAGEMENT L P

Position in AEE — Ameren Corp

CIK 936944 BOSTON, MA

Position in AEE

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$22,192,957

+$7,180,105 QoQ

Shares Held

201,901

+34.3% QoQ

Ownership

0.073%

of shares outstanding

% of Portfolio

0.56%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 76% Shared 0% None 24%

Utilities · as of Mar 31, 2026

MARTINGALE ASSET MANAGEMENT L P holds $223,719,213 across 20 Utilities - Regulated Electric names. AEE ranks #4 (9.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ED	Consolidated Edison Inc	226,665	$25,653,944
2	EXC	Exelon Corp	512,500	$25,122,750
3	DTE	Dte Energy Co	166,160	$24,295,915
4	AEE	Ameren Corp This page	201,901	$22,192,957
5	ETR	Entergy Corp /De/	186,830	$20,992,218
6	AEP	American Electric Power Co Inc	158,645	$20,795,186
7	OGE	Oge Energy Corp.	352,142	$16,888,730
8	PEG	Public Service Enterprise Group Inc	202,180	$16,366,471

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$22,192,957	201,901	+34.3%	Shares	Sole	2026-05-13
2025-12-31	$15,012,852	150,339	+1.3%	Shares	Sole	2026-02-13
2025-09-30	$15,496,672	148,464	+350.7%	Shares	Sole	2025-11-13
2025-06-30	$3,163,365	32,938	+14.5%	Shares	Sole	2025-08-11
2025-03-31	$2,887,303	28,758	+286.7%	Shares	Sole	2025-05-14
2024-12-31	$662,845	7,436	+4.2%	Shares	Sole	2025-02-13
2024-09-30	$624,114	7,136	-14.4%	Shares	Sole	2024-11-14
2024-06-30	$592,772	8,336	0.0%	Shares	Sole	2024-08-12
2024-03-31	$616,530	8,336	-95.0%	Shares	Sole	2024-05-14
2023-12-31	$12,148,706	167,939	-6.7%	Shares	Sole	2024-02-12
2023-09-30	$13,463,338	179,919	-0.9%	Shares	Sole	2023-11-14
2023-06-30	$14,831,190	181,599	-6.9%	Shares	Sole	2023-08-11
2023-03-31	$16,853,479	195,086	-1.1%	Shares	Sole	2023-05-12
2022-12-31	$17,541,781	197,276	-9.1%	Shares	Sole	2023-02-13
2022-09-30	$17,479,912	217,007	-0.4%	Shares	Sole	2022-11-14
2022-06-30	$19,685,558	217,857	-4.6%	Shares	Sole	2022-08-11
2022-03-31	$21,410,283	228,352	-9.4%	Shares	Sole	2022-05-12
2021-12-31	$22,442,268	252,132	-18.8%	Shares	Sole	2022-02-11
2021-09-30	$25,145,964	310,444	-30.2%	Shares	Sole	2021-11-12
2021-06-30	$35,573,697	444,449	-10.7%	Shares	Sole	2021-08-13
2021-03-31	$40,502,065	497,813	-2.7%	Shares	Sole	2021-05-13
2020-12-31	$39,955,868	511,861	+17.0%	Shares	Sole	2021-02-10
2020-09-30	$34,601,137	437,546	+3.4%	Shares	Sole	2020-11-12
2020-06-30	$29,776,070	423,196	-2.3%	Shares	Sole	2020-08-10
2020-03-31	$31,542,380	433,096	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.