RHUMBLINE ADVISERS

Position in VST — Vistra Corp.

CIK 1115418 BOSTON, MA

Position in VST

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$89,954,615

-$7,680,526 QoQ

Shares Held

598,381

-1.1% QoQ

Ownership

0.177%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 62.66308589343579.ToString("F0")% Shared 0.ToString("F0")% None 37.33691410656421.ToString("F0")%

Utilities · as of Mar 31, 2026

RHUMBLINE ADVISERS holds $337,199,780 across 7 Utilities - Independent Power Producers names. VST ranks #2 (26.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CEG	Constellation Energy Corp	510,079	$142,439,560
2	VST	Vistra Corp. This page	598,381	$89,954,615
3	NRG	Nrg Energy, Inc.	401,104	$58,617,338
4	TLN	Talen Energy Corp	115,856	$36,984,710
5	OKLO	Oklo Inc.	172,396	$8,549,117
6	HNRG	Hallador Energy Co	40,187	$654,244
7	TAC	Transalta Corp	15	$196

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$89,954,615	598,381	-1.1%	Shares	Sole	2026-05-12
2025-12-31	$97,635,141	605,189	-0.6%	Shares	Sole	2026-02-13
2025-09-30	$119,322,529	609,037	-4.7%	Shares	Sole	2025-11-06
2025-06-30	$123,857,575	639,067	-10.1%	Shares	Sole	2025-08-12
2025-03-31	$83,439,593	710,487	-1.2%	Shares	Sole	2025-05-29
2024-12-31	$99,099,439	718,789	+4.5%	Shares	Sole	2025-05-29
2024-09-30	$81,563,462	688,067	+5.4%	Shares	Sole	2024-11-12
2024-06-30	$56,124,132	652,758	-34.4%	Shares	Sole	2024-08-01
2024-03-31	$69,295,272	994,907	-1.6%	Shares	Sole	2024-05-09
2023-12-31	$38,957,818	1,011,366	-5.7%	Shares	Sole	2024-02-08
2023-09-30	$35,580,473	1,072,347	+125.4%	Shares	Sole	2023-11-09
2023-06-30	$12,488,253	475,743	-1.8%	Shares	Sole	2023-08-08
2023-03-31	$11,628,816	484,534	+2.3%	Shares	Sole	2023-05-11
2022-12-31	$10,992,229	473,803	+2.6%	Shares	Sole	2023-02-14
2022-09-30	$9,694,860	461,660	+4.9%	Shares	Sole	2022-11-10
2022-06-30	$10,055,211	440,053	-4.0%	Shares	Sole	2022-08-11
2022-03-31	$10,652,731	458,182	+2.5%	Shares	Sole	2022-05-12
2021-12-31	$10,179,237	447,046	+2.6%	Shares	Sole	2022-02-10
2021-09-30	$7,448,161	435,565	-18.1%	Shares	Sole	2021-11-12
2021-06-30	$9,866,559	531,890	-2.4%	Shares	Sole	2021-08-05
2021-03-31	$9,634,486	544,937	-3.9%	Shares	Sole	2021-05-06
2020-12-31	$11,146,610	566,969	+3.7%	Shares	Sole	2021-02-10
2020-09-30	$10,311,478	546,738	-4.8%	Shares	Sole	2020-11-12
2020-06-30	$10,697,748	574,530	+25.6%	Shares	Sole	2020-08-13
2020-03-31	$7,301,540	457,490	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.