Comfort Systems Usa FIX Institutional Ownership

NYSE FIX

$1,690.96 +101.69 (+6.40%)

At close: Sep 11, 2026 · 4:00 PM EDT

Institutions by Trading Activity

1,352 Institutions

Increased 738 54.6%

Unchanged 127 9.4%

Reduced 487 36.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

93.90%

▲+1.15 pp QoQ

Shares Held by Institutions

33.07Mn

of 35.22Mn outstanding

▲+3.52% QoQ

Shares Outstanding

35.22Mn

2.15Mn held outside 13F filers

Institutional Investors

1,352

filed 13F for Jun 2026

▲+152 vs prior quarter

Net Shares Added (QoQ)

+1.13Mn

accumulated since last quarter

Value of Holdings

$55.93Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Comfort Systems Usa Inc (NYSE:FIX) showed up in the 13F filings of 1,352 institutional investors as of June 2026.

These investors held 93.9% of outstanding shares in June 2026, up from 92.8% in March 2026.
They increased total shares held in FIX by 3.52% quarter over quarter, and investors in Comfort Systems Usa increased 79.07% from a year ago.
Activity in FIX broke down as 738 buyers, 487 sellers, and 127 unchanged among 1,352 total holders.
Combined, these investors held 33.07Mn shares in FIX for June 2026, up by 1.13Mn shares quarter on quarter, and down 850.42K shares year over year.
BlackRock, Inc. leads ownership in FIX with 3.4Mn shares as of June 30, 2026, equal to 9.65% of outstanding shares.
The biggest buyers of Comfort Systems Usa for the quarter ending June 2026 included NORGES BANK (471.56K), Sixth Street Partners Management Company, L.P. (297.85K), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (220.55K), FMR LLC (210.28K), Curated Wealth Partners LLC (194.61K).
Top sellers of FIX stock for the quarter ending June 2026 included WESTFIELD CAPITAL MANAGEMENT CO LP (265.48K), Capital International Investors (250.44K), Capital World Investors (145.54K), SG Americas Securities, LLC (123.63K), BlackRock, Inc. (115.24K).
Comfort Systems Usa's 10 largest shareholders as of June 2026 include BlackRock, Inc. (3.4Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.3Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (1.87Mn), FMR LLC (1.66Mn), State Street Corp (1.54Mn), GEODE CAPITAL MANAGEMENT, LLC (1.15Mn), AQR CAPITAL MANAGEMENT LLC (1.06Mn), Jpmorgan Chase & Co (838.42K), Capital World Investors (720.24K), Invesco Ltd. (658.31K) per Business Quant data.

Form 13F Holdings

1,352 Institutional Holders

Report period 30 Jun, 2026

Total shares held 33.07Mn

Of outstanding 93.90%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	3,397,683	9.65%	▼115,244	-3.28%	$6.73Bn
2	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	2,297,509	6.52%	▲11,560	+0.51%	$4.55Bn
3	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	1,866,170	5.30%	▼15,014	-0.80%	$3.70Bn
4	FMR LLC	0000315066	1,659,799	4.71%	▲210,282	+14.51%	$3.29Bn
5	State Street Corp	0000093751	1,537,139	4.36%	▲65,260	+4.43%	$3.05Bn
6	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,151,350	3.27%	▼87,269	-7.05%	$2.29Bn
7	AQR CAPITAL MANAGEMENT LLC	0001167557	1,058,960	3.01%	▼57,213	-5.13%	$2.08Bn
8	Jpmorgan Chase & Co	0000019617	838,417	2.38%	▼51,474	-5.78%	$1.63Bn
9	Capital World Investors	0001422849	720,244	2.04%	▼145,536	-16.81%	$1.43Bn
10	Invesco Ltd.	0000914208	658,314	1.87%	▲51,734	+8.53%	$1.30Bn
11	NORGES BANK	0001374170	471,564	1.34%	▲471,564	0.00%	$934.62Mn
12	Morgan Stanley	0000895421	430,085	1.22%	▼30,050	-6.53%	$852.41Mn
13	FIRST TRUST ADVISORS LP	0001125816	375,090	1.06%	▼40,796	-9.81%	$743.41Mn
14	WESTFIELD CAPITAL MANAGEMENT CO LP	0001177719	355,433	1.01%	▼265,482	-42.76%	$704.45Mn
15	Federated Hermes, Inc.	0001056288	341,485	0.97%	▲74,455	+27.88%	$676.81Mn
16	Northern Trust Corp	0000073124	340,992	0.97%	▲11,894	+3.61%	$675.83Mn
17	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	324,671	0.92%	▲163,502	+101.45%	$643.48K
18	Sixth Street Partners Management Company, L.P.	0001812095	297,845	0.85%	▲297,845	0.00%	$590.31Mn
18	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	297,845	0.85%	▲10,110	+3.51%	$590.31Mn
19	Amundi	0001330387	292,904	0.83%	▲156,069	+114.06%	$580.52Mn

Showing 1 to 20 of 1,352 holders