MASSACHUSETTS FINANCIAL SERVICES CO /MA/

Position in CEG — Constellation Energy Corp

CIK 912938 Boston, MA

Back to CEG Full portfolio

Position in CEG

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$274,010,432

-$80,765,557 QoQ

Shares Held

981,237

-2.3% QoQ

Ownership

0.272%

of shares outstanding

% of Portfolio

0.10%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2022

17 quarters on record

Voting authority Sole 98.76563969764695.ToString("F0")% Shared 0.005197521088177474.ToString("F0")% None 1.2291627812648727.ToString("F0")%

Common Shares in CEG Over Time

Shares Held

Position Value (USD)

Position in Utilities - Independent Power Producers

Utilities · as of Mar 31, 2026

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $963,118,792 across 4 Utilities - Independent Power Producers names. CEG ranks #2 (28.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VST	Vistra Corp.	3,951,789	$594,072,438
2	CEG	Constellation Energy Corp This page	981,237	$274,010,432
3	TLN	Talen Energy Corp	184,399	$58,865,690
4	NRG	Nrg Energy, Inc.	247,504	$36,170,232

All Filings in CEG

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17 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$274,010,432	981,237	-2.3%	Shares	Defined	2026-05-14
2025-12-31	$354,775,989	1,004,263	+0.5%	Shares	Sole	2026-01-22
2025-09-30	$328,943,307	999,615	+0.2%	Shares	Sole	2025-10-29
2025-06-30	$321,897,907	997,329	-18.2%	Shares	Sole	2025-08-08
2025-03-31	$245,711,760	1,218,627	-5.7%	Shares	Sole	2025-05-02
2024-12-31	$289,173,137	1,292,625	-0.2%	Shares	Sole	2025-02-12
2024-09-30	$336,834,326	1,295,417	+14.9%	Shares	Sole	2024-11-12
2024-06-30	$225,815,838	1,127,557	-0.2%	Shares	Sole	2024-08-09
2024-03-31	$208,841,311	1,129,788	+0.7%	Shares	Sole	2024-05-14
2023-12-31	$131,155,722	1,122,044	-5.1%	Shares	Sole	2024-02-08
2023-09-30	$128,930,923	1,181,985	-11.4%	Shares	Sole	2023-11-08
2023-06-30	$122,084,853	1,333,532	-7.6%	Shares	Sole	2023-08-09
2023-03-31	$113,236,014	1,442,497	+0.3%	Shares	Sole	2023-05-10
2022-12-31	$123,995,323	1,438,294	-15.5%	Shares	Sole	2023-02-13
2022-09-30	$141,633,802	1,702,534	-6.3%	Shares	Sole	2022-11-09
2022-06-30	$104,063,808	1,817,391	-4.1%	Shares	Sole	2022-08-09
2022-03-31	$106,624,798	1,895,552	—	Shares	Sole	2022-05-11
No filing history on record for this holder in this stock.