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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, Q1 2021

Institutional positions in Comfort Systems USA Inc as of Mar 31, 2021. 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
252
No complete 13F data for Q4 2020
Shares held
34.9M
No complete 13F data for Q4 2020
Total value
$2.57B
No complete 13F data for Q4 2020

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 holdersQ1 2021: 252 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 heldQ1 2021: $2.57B
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, Q1 2021

Shares, value and share of portfolio for each institution holding Comfort Systems USA Inc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding FIX in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
American Century Companies Inc8,581$642.0K0.00%––
Quantinno Capital Management LP8,723$652.0K0.71%––
Saturna Capital CORP9,000$673.0K0.02%––
Crossmark Global Holdings, Inc.9,290$695.0K0.02%––
Janney Montgomery Scott LLC9,316$697.0K0.00%––
Smith Asset Management Group LP9,721$727.0K0.04%––
Metropolitan Life Insurance Co9,929$742.4K0.01%––
Globeflex Capital L P10,111$756.0K0.14%––
HSBC Holdings PLC10,155$766.0K0.00%––
JB Capital Partners LP10,500$785.1K0.21%––
Arizona State Retirement System10,595$792.0K0.01%––
SummerHaven Investment Management, LLC10,631$795.0K0.49%––
ProShare Advisors LLC10,669$798.0K0.00%––
Greenwood Capital Associates LLC10,694$800.0K0.13%––
Teachers Retirement System of the State of Kentucky11,200$837.0K0.01%––
Pallas Capital Advisors LLC9,896$854.0K0.19%––
Acadian Asset Management LLC11,651$870.0K0.00%––
Millennium Management LLC11,633$870.0K0.00%––
ARGI Investment Services, LLC12,018$899.0K0.03%––
MML Investors Services, LLC12,105$905.0K0.01%––
Azzad Asset Management Inc12,369$924.9K0.15%––
Penbrook Management LLC13,015$973.0K0.70%––
Empirical Finance, LLC19,609$1.03M0.18%––
Glenmede Trust Co NA13,948$1.04M0.01%––
MetLife Investment Management13,999$1.05M0.01%––
Boston Financial Mangement LLC14,500$1.08M0.05%––
Susquehanna International Group, LLP14,635$1.09M0.00%––
Aptus Capital Advisors, LLC14,652$1.10M0.06%––
The PNC Financial Services Group, Inc.14,701$1.10M0.00%––
Oregon Public Employees Retirement Fund14,858$1.11M0.01%––
Blueshift Asset Management, LLC15,050$1.13M0.11%––
First Republic Investment Management, Inc.15,409$1.15M0.00%––
Louisiana State Employees Retirement System16,400$1.23M0.03%––
BNP Paribas Arbitrage, SA16,409$1.23M0.00%––
First National Bank of Omaha17,048$1.27M0.07%––
Jane Street Group, LLC18,008$1.35M0.00%––
Renaissance Group LLC18,188$1.36M0.06%––
Citigroup Inc18,247$1.36M0.00%––
SEI Investments Co18,322$1.37M0.00%––
STRS Ohio18,400$1.38M0.01%––
Pacific Ridge Capital Partners, LLC19,410$1.45M0.27%––
Bank of Montreal18,961$1.46M0.00%––
Skandinaviska Enskilda Banken AB (publ)19,600$1.47M0.01%––
Hunter Associates Investment Management LLC19,775$1.48M0.34%––
Manufacturers Life Insurance Company, The20,151$1.51M0.00%––
AQR Capital Management LLC20,289$1.52M0.00%––
Mackay Shields LLC21,100$1.58M0.01%––
Lord, Abbett & Co. LLC22,348$1.67M0.00%––
US Bancorp22,501$1.68M0.00%––
Johnson Investment Counsel Inc23,475$1.75M0.03%––
American International Group, Inc.23,947$1.79M0.01%––
State of Alaska, Department of Revenue24,494$1.83M0.02%––
State of Tennessee, Treasury Department24,761$1.85M0.01%––
Holocene Advisors, LP24,943$1.86M0.01%––
Deutsche Bank AG25,946$1.94M0.00%––
Brinker Capital Investments, LLC26,453$1.98M0.03%––
Fisher Asset Management, LLC26,753$2.00M0.00%––
Texas Permanent School Fund27,034$2.02M0.03%––
Nisa Investment Advisors, LLC27,800$2.08M0.01%––
New York State Teachers Retirement System27,816$2.08M0.00%––
Commonwealth of Pennsylvania Public School Empls Retrmt Sys27,906$2.09M0.03%––
State Board of Administration of Florida Retirement System28,053$2.10M0.00%––
Voya Investment Management LLC28,473$2.13M0.00%––
Thrivent Financial for Lutherans29,725$2.22M0.00%––
Great West Life Assurance Co31,039$2.32M0.01%––
Ensign Peak Advisors, Inc31,203$2.33M0.01%––
PDT Partners, LLC31,300$2.34M0.17%––
Susquehanna Fundamental Investments, LLC31,782$2.38M0.04%––
Credit Suisse AG32,197$2.41M0.00%––
Hancock Whitney Corp33,000$2.47M0.08%––
Two Sigma Advisers, LP35,500$2.65M0.01%––
TD Asset Management Inc36,500$2.73M0.00%––
State of New Jersey Common Pension Fund D37,490$2.80M0.01%––
Laurus Investment Counsel Inc.37,670$2.82M1.08%––
Envestnet Asset Management Inc37,949$2.84M0.00%––
Pacer Advisors, Inc.38,678$2.89M0.05%––
Comerica Bank36,884$2.97M0.02%––
New York State Common Retirement Fund44,165$3.30M0.00%––
Leuthold Group, LLC45,165$3.38M0.43%––
Citadel Advisors LLC46,555$3.48M0.00%––
Seizert Capital Partners, LLC46,862$3.50M0.18%––
UBS Asset Management Americas Inc47,643$3.56M0.00%––
Goldman Sachs Group Inc47,821$3.58M0.00%––
Barclays PLC49,002$3.66M0.00%––
Bridge City Capital, LLC50,698$3.79M1.26%––
Victory Capital Management Inc51,013$3.81M0.00%––
Third Avenue Management LLC52,390$3.92M0.52%––
Prudential Financial Inc54,049$4.04M0.01%––
California State Teachers Retirement System54,179$4.05M0.01%––
Man Group plc54,508$4.08M0.02%––
GW&K Investment Management, LLC56,475$4.22M0.04%––
Russell Investments Group, Ltd.57,315$4.28M0.01%––
Stansberry Asset Management, LLC57,386$4.29M1.13%––
Public Employees Retirement System of Ohio57,646$4.31M0.02%––
AXA S.A.58,400$4.37M0.01%––
UBS Group AG62,149$4.65M0.00%––
California Public Employees Retirement System65,497$4.90M0.00%––
RE Advisers Corp67,988$5.08M0.12%––
Parametric Portfolio Associates LLC71,483$5.34M0.00%––
Clark Estates Inc72,900$5.45M0.70%––