ADAGE CAPITAL PARTNERS GP, L.L.C.

Position in FIX — Comfort Systems USA Inc

CIK 1165408 Boston, MA

Position in FIX

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$62,035,035

+$22,617,985 QoQ

Shares Held

31,300

+9.5% QoQ

Ownership

0.089%

of shares outstanding

% of Portfolio

0.09%

of 13F equity value

Holder Rank

#135

of 1,341 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

ADAGE CAPITAL PARTNERS GP, L.L.C. holds $214,751,166 across 5 Engineering & Construction names. FIX ranks #2 (28.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PWR	Quanta Services, Inc.	131,791	$94,894,791
2	FIX	Comfort Systems USA Inc This page	31,300	$62,035,035
3	EME	EMCOR Group, Inc.	39,600	$32,863,248
4	J	Jacobs Solutions Inc.	105,227	$13,258,602
5	BLD	QXO Insulation, LLC	33,000	$11,699,490

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$62,035,035	31,300	+9.5%	Shares	Sole	2026-08-14
2026-03-31	$39,417,050	28,584	+15.3%	Shares	Sole	2026-05-15
2025-12-31	$23,145,592	24,800	—	Shares	Sole	2026-02-17
No filing history on record for this holder in this stock.