Cliff Asness's FIX Position Overview
Cliff Asness (via Aqr Capital Management LLC) currently holds 835,560 shares of Comfort Systems USA, Inc. (FIX) worth $678.47 M, representing 0.43% of the portfolio. First purchased in 2012-Q4, this long-term strategic position has been held for 52 quarters.
Based on 13F filings since 2013, Cliff Asness has maintained a long-term strategic position in FIX, representing a significant commitment to this investment thesis. Largest addition occurred in Q1 2025, adding 273,453 shares. Largest reduction occurred in Q1 2019, reducing 70,733 shares.
Analysis based on 13F filings available since 2013 Q2
Cliff Asness's Comfort Systems USA (FIX) Holding Value Over Time
Track share changes against reported price movement
Quarterly Comfort Systems USA (FIX) Trades by Cliff Asness
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2012 | +44,266 | Add 0.00% | 44,265 | $12.15 |
| Q2 2013 | +32,866 | Add 0.00% | 32,865 | $9.19 |
| Q1 2014 | +21,375 | Add 65.04% | 54,240 | $15.25 |
| Q2 2014 | +400 | Add 0.74% | 54,640 | $15.79 |
| Q3 2014 | -7,300 | Reduce 13.36% | 47,340 | $13.54 |
| Q4 2014 | -47,340 | Sold Out | 47,340 | $0.00 |
| Q2 2015 | +20,508 | New Buy | 20,508 | $22.97 |
| Q3 2015 | +201,811 | Add 984.06% | 222,319 | $27.26 |
| Q4 2015 | +37,695 | Add 16.96% | 260,014 | $28.42 |
| Q1 2016 | +56,703 | Add 21.81% | 316,717 | $31.77 |
| Q2 2016 | +8,073 | Add 2.55% | 324,790 | $32.57 |
| Q3 2016 | -31,972 | Reduce 9.84% | 292,818 | $29.31 |
| Q4 2016 | -24,948 | Reduce 8.52% | 267,870 | $33.30 |
| Q1 2017 | -49,778 | Reduce 18.58% | 218,092 | $36.65 |
| Q2 2017 | +6,201 | Add 2.84% | 224,293 | $37.10 |
| Q3 2017 | -16,538 | Reduce 7.37% | 207,755 | $35.70 |
| Q4 2017 | +2,545 | Add 1.23% | 210,300 | $43.65 |
| Q1 2018 | +5,512 | Add 2.62% | 215,812 | $41.25 |
| Q2 2018 | -9,744 | Reduce 4.52% | 206,068 | $45.80 |
| Q3 2018 | +5,968 | Add 2.90% | 212,036 | $56.40 |
| Q4 2018 | -18,126 | Reduce 8.55% | 193,910 | $43.68 |
| Q1 2019 | -70,733 | Reduce 36.48% | 123,177 | $52.39 |
| Q2 2019 | -4,579 | Reduce 3.72% | 118,598 | $50.99 |
| Q3 2019 | +29,198 | Add 24.62% | 147,796 | $44.23 |
| Q4 2019 | -42,165 | Reduce 28.53% | 105,631 | $49.85 |
| Q1 2020 | -13,694 | Reduce 12.96% | 91,937 | $36.55 |
| Q2 2020 | -16,286 | Reduce 17.71% | 75,651 | $40.75 |
| Q3 2020 | -30,543 | Reduce 40.37% | 45,108 | $51.52 |
| Q4 2020 | +9,568 | Add 21.21% | 54,676 | $52.66 |
| Q1 2021 | -34,387 | Reduce 62.89% | 20,289 | $74.77 |
| Q2 2021 | +2,201 | Add 10.85% | 22,490 | $78.79 |
| Q3 2021 | -4,814 | Reduce 21.41% | 17,676 | $71.34 |
| Q4 2021 | -5,898 | Reduce 33.37% | 11,778 | $98.91 |
| Q1 2022 | +1,832 | Add 15.55% | 13,610 | $88.98 |
| Q2 2022 | -409 | Reduce 3.01% | 13,201 | $83.18 |
| Q3 2022 | +19 | Add 0.14% | 13,220 | $97.35 |
| Q4 2022 | -343 | Reduce 2.59% | 12,877 | $115.08 |
| Q1 2023 | +16,410 | Add 127.44% | 29,287 | $145.96 |
| Q2 2023 | +1,009 | Add 3.45% | 30,296 | $164.20 |
| Q3 2023 | +2,224 | Add 7.34% | 32,520 | $170.41 |
| Q4 2023 | -3,260 | Reduce 10.02% | 29,260 | $205.67 |
| Q1 2024 | +46,577 | Add 159.18% | 75,837 | $317.71 |
| Q2 2024 | +66,703 | Add 87.96% | 142,540 | $304.12 |
| Q3 2024 | +62,733 | Add 44.01% | 205,273 | $388.31 |
| Q4 2024 | +51,702 | Add 25.19% | 256,975 | $424.06 |
| Q1 2025 | +273,453 | Add 106.41% | 530,428 | $311.50 |
| Q2 2025 | +252,007 | Add 47.51% | 782,435 | $535.57 |
| Q3 2025 | +53,125 | Add 6.79% | 835,560 | $812.00 |
Cliff Asness's Comfort Systems USA Investment FAQs
Cliff Asness first purchased Comfort Systems USA, Inc. (FIX) in Q4 2012, acquiring 44,265 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness has held Comfort Systems USA, Inc. (FIX) for 52 quarters since Q4 2012. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness's largest addition to Comfort Systems USA, Inc. (FIX) was in Q1 2025, adding 530,428 shares worth $165.23 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Cliff Asness's firm, Aqr Capital Management LLC, owns 835,560 shares of Comfort Systems USA, Inc. (FIX), valued at approximately $678.47 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, Comfort Systems USA, Inc. (FIX) represents approximately 0.43% of Cliff Asness's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness's peak holding in Comfort Systems USA, Inc. (FIX) was 835,560 shares, as reported at the end of Q3 2025. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.