MASSACHUSETTS FINANCIAL SERVICES CO /MA/

Position in FIX — Comfort Systems USA Inc

CIK 912938 Boston, MA

Position in FIX

as of Jun 30, 2026 · filed Aug 3, 2026 Compact

Position Value

$437,566,989

+$437,252,581 QoQ

Shares Held

220,776

+96731.6% QoQ

Ownership

0.627%

of shares outstanding

% of Portfolio

0.15%

of 13F equity value

Holder Rank

#26

of 1,341 holders

Holding Since

Jun 2021

9 quarters on record

Voting authority Sole 79% Shared 15% None 6%

Industrials · as of Jun 30, 2026

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $1,708,431,888 across 13 Engineering & Construction names. FIX ranks #1 (25.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FIX	Comfort Systems USA Inc This page	220,776	$437,566,989
2	PWR	Quanta Services, Inc.	477,445	$343,779,494
3	EME	EMCOR Group, Inc.	347,730	$288,574,171
4	J	Jacobs Solutions Inc.	1,737,018	$218,864,268
5	MYRG	Myr Group Inc.	323,186	$161,722,273
6	LGN	Legence Corp.	1,045,881	$89,140,436
7	KBR	Kbr, Inc.	2,381,015	$82,216,447
8	BLD	QXO Insulation, LLC	155,764	$55,223,008

9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$437,566,989	220,776	+96731.6%	Shares	Defined	2026-08-03
2026-03-31	$314,408	228	-96.7%	Shares	Sole	2026-05-14
2022-12-31	$801,532	6,965	-65.0%	Shares	Sole	2023-02-13
2022-09-30	$1,936,185	19,893	-80.4%	Shares	Sole	2022-11-09
2022-06-30	$8,429,081	101,372	-10.4%	Shares	Sole	2022-08-09
2022-03-31	$10,072,994	113,167	+26.7%	Shares	Sole	2022-05-11
2021-12-31	$8,837,518	89,322	-42.0%	Shares	Sole	2022-02-10
2021-09-30	$10,976,432	153,904	+60.7%	Shares	Sole	2021-11-10
2021-06-30	$7,546,820	95,784	—	Shares	Sole	2021-08-13
No filing history on record for this holder in this stock.