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Comfort Systems USA Inc

FIX
Exchange
NYSE
Industry
Electrical Work
SEC CIK
0001035983

In the last 90 days, Comfort Systems USA Inc insiders filed 0 open-market purchases and 3 sales; 1,357 institutions reported holding it in 13F filings for Q2 2026, worth $64.6B in total; superinvestors Coatue Management and Markel Group hold it.

13F holders, Q2 2023

Institutional positions in Comfort Systems USA Inc as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
378
+30 vs. Q1 2023
Shares held
34.4M
−194.4K (−0.6%) vs. Q1 2023
Total value
$5.62B
+$596.2M (+11.9%) vs. Q1 2023
New holders
63
118 more added
Sold out
33
152 more reduced

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting FIX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2023: 378 institutions
Q1 2021: 252 institutionsQ2 2021: 282 institutionsQ3 2021: 269 institutionsQ4 2021: 291 institutionsQ1 2022: 280 institutionsQ2 2022: 277 institutionsQ3 2022: 299 institutionsQ4 2022: 337 institutionsQ1 2023: 348 institutionsQ2 2023: 378 institutionsQ3 2023: 400 institutionsQ4 2023: 447 institutionsQ1 2024: 505 institutionsQ2 2024: 555 institutionsQ3 2024: 591 institutionsQ4 2024: 665 institutionsQ1 2025: 632 institutionsQ2 2025: 755 institutionsQ3 2025: 888 institutionsQ4 2025: 1,043 institutionsQ1 2026: 1,206 institutionsQ2 2026: 1,357 institutions
Value heldQ2 2023: $5.62B
Q1 2021: $2.57BQ2 2021: $2.67BQ3 2021: $2.43BQ4 2021: $3.41BQ1 2022: $3.11BQ2 2022: $2.88BQ3 2022: $3.35BQ4 2022: $3.92BQ1 2023: $5.03BQ2 2023: $5.62BQ3 2023: $5.97BQ4 2023: $7.16BQ1 2024: $11.0BQ2 2024: $10.5BQ3 2024: $13.1BQ4 2024: $14.4BQ1 2025: $10.9BQ2 2025: $18.1BQ3 2025: $27.5BQ4 2025: $31.1BQ1 2026: $44.6BQ2 2026: $64.6B
Institutions holding FIX and their total value by quarter
QuarterHoldersValue
Q2 20261,357$64.6B
Q1 20261,206$44.6B
Q4 20251,043$31.1B
Q3 2025888$27.5B
Q2 2025755$18.1B
Q1 2025632$10.9B
Q4 2024665$14.4B
Q3 2024591$13.1B
Q2 2024555$10.5B
Q1 2024505$11.0B
Q4 2023447$7.16B
Q3 2023400$5.97B
Q2 2023378$5.62B
Q1 2023348$5.03B
Q4 2022337$3.92B
Q3 2022299$3.35B
Q2 2022277$2.88B
Q1 2022280$3.11B
Q4 2021291$3.41B
Q3 2021269$2.43B
Q2 2021282$2.67B
Q1 2021252$2.57B

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Comfort Systems USA Inc; share changes are against Q1 2023.

Institutions holding FIX in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Oberweis Asset Management Inc10,500$1.72M0.21%+10,500New
D. E. Shaw & Co., Inc.10,535$1.73M0.00%−40,906−79.5%Reduced
Stifel Financial Corp10,649$1.75M0.00%−688−6.1%Reduced
M&T Bank Corp10,945$1.80M0.01%−486−4.3%Reduced
EAM Investors, LLC11,071$1.82M0.34%−3,571−24.4%Reduced
Oregon Public Employees Retirement Fund11,142$1.83M0.02%−400−3.5%Reduced
O'Shaughnessy Asset Management, LLC11,282$1.85M0.03%+6,214+122.6%Added
Hunter Associates Investment Management LLC11,800$1.94M0.38%−2,100−15.1%Reduced
Capital Fund Management S.A.12,562$2.06M0.03%+12,562New
HSBC Holdings PLC12,790$2.11M0.00%+6,088+90.8%Added
MML Investors Services, LLC13,101$2.15M0.01%+4,575+53.7%Added
Maryland State Retirement & Pension System13,935$2.29M0.05%−466−3.2%Reduced
Renaissance Group LLC13,949$2.29M0.10%+305+2.2%Added
Susquehanna International Group, LLP14,183$2.33M0.00%−2,782−16.4%Reduced
Manufacturers Life Insurance Company, The14,277$2.34M0.00%+90+0.6%Added
First Republic Investment Management, Inc.14,575$2.39M0.01%−7,763−34.8%Reduced
Advisor Group Holdings, Inc.14,635$2.40M0.00%+2,169+17.4%Added
Hilltop Holdings Inc.15,247$2.50M0.31%+15,247New
Legato Capital Management LLC15,496$2.54M0.34%+1,478+10.5%Added
Chase Investment Counsel Corp15,697$2.58M1.30%+15,697New
Peterson Wealth Services15,959$2.62M1.26%+220+1.4%Added
Amalgamated Bank16,199$2.66M0.02%−151−0.9%Reduced
Dynamic Technology Lab Private Ltd16,283$2.67M0.34%+16,283New
Anderson Hoagland & Co17,047$2.80M0.36%+802+4.9%Added
Pallas Capital Advisors LLC16,877$2.80M0.13%−44−0.3%Reduced
BNP Paribas Arbitrage, SA17,089$2.81M0.01%−6,416−27.3%Reduced
LPL Financial LLC17,217$2.83M0.00%+1,883+12.3%Added
Teachers Retirement System of the State of Kentucky17,309$2.84M0.03%+6,328+57.6%Added
Algert Global LLC17,473$2.87M0.12%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.17,672$2.90M0.01%+2,290+14.9%Added
Two Sigma Investments, LP18,205$2.99M0.01%−20,809−53.3%Reduced
MetLife Investment Management18,656$3.06M0.02%+114+0.6%Added
Louisiana State Employees Retirement System18,800$3.09M0.07%+2,100+12.6%Added
Edgestream Partners, L.P.18,861$3.10M0.28%+18,861New
Empowered Funds, LLC18,980$3.12M0.11%+18,980New
EA Series Trust18,980$3.12M0.11%+18,980New
American International Group, Inc.19,040$3.13M0.02%−333−1.7%Reduced
Citadel Advisors LLC19,195$3.15M0.00%−250,502−92.9%Reduced
Jacobs Levy Equity Management, Inc19,296$3.17M0.02%−18,922−49.5%Reduced
Two Sigma Advisers, LP19,300$3.17M0.01%−9,200−32.3%Reduced
Knights of Columbus Asset Advisors LLC19,413$3.19M0.29%−2,546−11.6%Reduced
ExodusPoint Capital Management, LP19,542$3.21M0.04%−12,960−39.9%Reduced
Yousif Capital Management, LLC19,611$3.22M0.04%−1,173−5.6%Reduced
Deutsche Bank AG20,083$3.30M0.00%−8,665−30.1%Reduced
Aubrey Capital Management Ltd20,300$3.33M2.19%+20,300New
State of New Jersey Common Pension Fund D20,516$3.37M0.01%00.0%Unchanged
Natixis Advisors, L.P.20,741$3.41M0.01%+248+1.2%Added
Voya Investment Management LLC20,964$3.44M0.00%+550+2.7%Added
Teacher Retirement System of Texas21,344$3.50M0.02%−2,842−11.8%Reduced
TownSquare Capital, LLC21,766$3.57M0.07%+3,422+18.7%Added
State of Tennessee, Treasury Department22,134$3.63M0.02%−45−0.2%Reduced
Public Employees Retirement System of Ohio22,655$3.72M0.01%−3,179−12.3%Reduced
Aptus Capital Advisors, LLC23,293$3.82M0.11%+1,779+8.3%Added
SEI Investments Co23,454$3.85M0.01%−25,442−52.0%Reduced
State of Alaska, Department of Revenue23,536$3.86M0.05%−952−3.9%Reduced
Russell Investments Group, Ltd.23,568$3.87M0.01%−3,274−12.2%Reduced
Moody Aldrich Partners LLC23,582$3.87M0.75%−31,123−56.9%Reduced
Connor, Clark & Lunn Investment Management Ltd.23,776$3.90M0.02%+21,132+799.2%Added
Renaissance Technologies LLC24,000$3.94M0.01%−77,200−76.3%Reduced
American Century Companies Inc24,575$4.04M0.00%+17,838+264.8%Added
Seizert Capital Partners, LLC25,092$4.12M0.22%−1,425−5.4%Reduced
Ci Investments Inc.25,447$4.18M0.02%−2,859−10.1%Reduced
Third Avenue Management LLC25,704$4.22M0.70%−3,198−11.1%Reduced
Prudential Financial Inc49,668$4.25M0.01%−19,437−28.1%Reduced
Barclays PLC26,217$4.30M0.00%−1,705−6.1%Reduced
New York State Teachers Retirement System26,424$4.34M0.01%+573+2.2%Added
Cubist Systematic Strategies, LLC27,035$4.44M0.05%−48,776−64.3%Reduced
Gotham Asset Management, LLC27,487$4.51M0.10%+16,581+152.0%Added
Ensign Peak Advisors, Inc27,513$4.52M0.01%+16,350+146.5%Added
Royal London Asset Management Ltd28,472$4.67M0.02%+3,432+13.7%Added
Brown Advisory Inc28,658$4.71M0.01%+1,486+5.5%Added
UBS Asset Management Americas Inc32,342$4.72M0.00%00.0%Unchanged
Jane Street Group, LLC29,377$4.82M0.01%+9,729+49.5%Added
Brinker Capital Investments, LLC30,270$4.97M0.05%−2,560−7.8%Reduced
Orion Portfolio Solutions, LLC30,270$4.97M0.05%−2,560−7.8%Reduced
AQR Capital Management LLC30,296$4.97M0.01%+1,009+3.4%Added
Citigroup Inc31,120$5.11M0.01%+12,067+63.3%Added
Texas Permanent School Fund31,493$5.17M0.05%−578−1.8%Reduced
Great West Life Assurance Co32,424$5.32M0.01%−2,582−7.4%Reduced
Nisa Investment Advisors, LLC32,423$5.32M0.04%+4,710+17.0%Added
HighTower Advisors, LLC33,400$5.44M0.01%−656−1.9%Reduced
Thrivent Financial for Lutherans34,217$5.62M0.01%−1,223−3.5%Reduced
Acadian Asset Management LLC34,423$5.65M0.02%−58,801−63.1%Reduced
EULAV Asset Management35,600$5.85M0.22%+4,200+13.4%Added
AXA S.A.36,100$5.93M0.02%−1,700−4.5%Reduced
Castleark Management LLC36,540$6.00M0.27%−310−0.8%Reduced
EAM Global Investors LLC36,716$6.03M1.77%−90.0%Reduced
Bridge City Capital, LLC37,187$6.11M2.89%−2,216−5.6%Reduced
Kennedy Capital Management, Inc.37,278$6.12M0.14%+37,278New
Walleye Capital LLC39,077$6.42M0.11%+39,077New
California Public Employees Retirement System39,534$6.49M0.01%+8,538+27.5%Added
Los Angeles Capital Management LLC40,162$6.59M0.03%+5,526+16.0%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys40,431$6.64M0.05%+2,566+6.8%Added
Divisar Capital Management LLC40,472$6.65M1.40%−5,000−11.0%Reduced
Mountain Pacific Investment Advisers Inc41,047$6.74M0.45%+26,047+173.6%Added
Allspring Global Investments Holdings, LLC41,847$6.87M0.01%−4,846−10.4%Reduced
Tudor Investment Corp Et Al41,870$6.88M0.11%+32,500+346.9%Added
Zurich Insurance Group Ltd42,953$7.05M0.07%+42,953New
California State Teachers Retirement System43,230$7.10M0.01%−1,375−3.1%Reduced
Nicholas Company, Inc.43,675$7.17M0.14%−11,640−21.0%Reduced