MARTINGALE ASSET MANAGEMENT L P

Position in NRG — Nrg Energy, Inc.

CIK 936944 BOSTON, MA

Position in NRG

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

Position Value

$7,973,836

-$7,469,896 QoQ

Shares Held

54,563

-43.7% QoQ

Ownership

0.026%

of shares outstanding

% of Portfolio

0.20%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

12 quarters on record

Voting authority Sole 53.53994465113722.ToString("F0")% Shared 0.ToString("F0")% None 46.46005534886278.ToString("F0")%

Utilities · as of Mar 31, 2026

MARTINGALE ASSET MANAGEMENT L P holds $12,787,059 across 4 Utilities - Independent Power Producers names. NRG ranks #1 (62.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NRG	Nrg Energy, Inc. This page	54,563	$7,973,836
2	CEG	Constellation Energy Corp	11,645	$3,251,866
3	HNRG	Hallador Energy Co	58,758	$956,580
4	VST	Vistra Corp.	4,023	$604,777

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$7,973,836	54,563	-43.7%	Shares	Sole	2026-05-13
2025-12-31	$15,443,732	96,984	+50.9%	Shares	Sole	2026-02-13
2025-09-30	$10,408,526	64,270	-10.7%	Shares	Sole	2025-11-13
2025-06-30	$11,558,227	71,978	-0.5%	Shares	Sole	2025-08-11
2025-03-31	$6,904,049	72,324	+72.5%	Shares	Sole	2025-05-14
2024-12-31	$3,781,931	41,919	+312.2%	Shares	Sole	2025-02-13
2024-09-30	$926,395	10,169	-5.2%	Shares	Sole	2024-11-14
2022-09-30	$410,407	10,724	-91.8%	Shares	Sole	2022-11-14
2020-12-31	$4,927,273	131,219	-56.8%	Shares	Sole	2021-02-10
2020-09-30	$9,345,728	304,025	-8.9%	Shares	Sole	2020-11-12
2020-06-30	$10,868,495	333,799	-27.5%	Shares	Sole	2020-08-10
2020-03-31	$12,552,275	460,465	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.