COMFORT SYSTEMS USA INC hedge fund holdings
FIXNYSE$1,728.01+42.72 (+2.53%)as of Oct 2, 2026
Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.
Price vs funds buying and selling
FIX · close · 13FReported Aug 14, 2026Price vs funds buying and selling data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+107.4%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.Price and fund activity data
| Quarter | Funds buying | Funds selling | Bought | Sold | Filers | Reported |
|---|---|---|---|---|---|---|
| Q2 2025 | 330 | 194 | $1.56B | $1.59B | 699 | Aug 14, 2025 |
| Q3 2025 | 378 | 265 | $3.55B | $2.76B | 845 | Nov 14, 2025 |
| Q4 2025 | 434 | 319 | $4.07B | $5.43B | 989 | Feb 14, 2026 |
| Q1 2026 | 534 | 350 | $3.62B | $4.99B | 1,153 | May 15, 2026 |
| Q2 2026 | 572 | 419 | $5.38B | $6.5B | 1,286 | Aug 14, 2026 |
Quarterly action breakdown
Q2 2026
1,286 filersNew position
209$282M+142K sh
Increased
363$5.09B+2.57M sh
Reduced
347-$5.71B-2.88M sh
Out / sold
72-$785M-396K sh
Last 4 quarters · free
Reported Aug 14, 2026
| Fund | Action | Change in dollar | Value | % of portfolio | Reported |
|---|---|---|---|---|---|
| Westfield Capital Management Co LP | Reduce 42.76% | -$526M | $704M | 2.30% | Aug 12, 2026 |
| Capital International Investors | Reduce 63.92% | -$496M | $280M | 0.06% | Aug 12, 2026 |
| Massachusetts Financial Services Co | Added 96731.58% | +$440M | $440M | 0.14% | Aug 3, 2026 |
| Hood River Capital Management LLC | Sell 100% | -$344M | $0 | 0.00% | Aug 14, 2026 |
| Capital World Investors | Reduce 16.81% | -$288M | $1.43B | 0.17% | Aug 12, 2026 |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | Added 144.67% | +$244M | $412M | 0.32% | Aug 14, 2026 |
| Castle Hook Partners LP | Reduce 52.86% | -$219M | $195M | 0.89% | Aug 14, 2026 |
| Wellington Management Group LLP | Added 447.59% | +$170M | $208M | 0.04% | Aug 14, 2026 |
| Bank Julius Baer & Co. Ltd, Zurich | Added 1000.96% | +$94.3M | $104M | 0.27% | Aug 10, 2026 |
| Caisse de depot et placement du Quebec | Added 54.01% | +$85.5M | $244M | 0.35% | Aug 14, 2026 |
| First Trust Advisors LP | Reduce 9.81% | -$80.9M | $743M | 0.44% | Aug 11, 2026 |
| AustralianSuper Pty Ltd | Added 81.46% | +$76.7M | $171M | 0.74% | Aug 12, 2026 |
| Bridgewater Associates, LP | Reduce 43.90% | -$75.2M | $96.1M | 0.39% | Aug 14, 2026 |
| Vontobel Holding Ltd. | Added 1923.94% | +$72M | $75.7M | 0.24% | Aug 3, 2026 |
| Jennison Associates LLC | Added 112.39% | +$66.6M | $126M | 0.08% | Aug 3, 2026 |
| Fiera Capital Corp | Reduce 42.93% | -$65.4M | $87M | 0.32% | Aug 7, 2026 |
| Temasek Holdings (Private) Ltd | Added 31.88% | +$59.6M | $247M | 0.66% | Aug 7, 2026 |
| Value Aligned Research Advisors, LLC | Added 14.03% | +$59.4M | $483M | 1.20% | Aug 17, 2026 |
| Congress Asset Management Co | Reduce 53.43% | -$58.4M | $50.9M | 0.31% | Jul 7, 2026 |
| Systematic Financial Management LP | Reduce 95.16% | -$56.9M | $2.9M | 0.06% | Aug 14, 2026 |
| Nordea Investment Management AB | Added 226.42% | +$56.8M | $81.9M | 0.07% | Aug 5, 2026 |
| Lord, Abbett & Co. LLC | Reduce 11.93% | -$56.2M | $415M | 1.19% | Aug 14, 2026 |
| WCM Investment Management, LLC | Added 24.19% | +$55M | $282M | 0.51% | Aug 13, 2026 |
| Blue Grotto Capital, LLC | Reduce 77.44% | -$54.4M | $15.9M | 1.32% | Aug 3, 2026 |
| Pictet Asset Management Holding SA | Added 85.16% | +$49.2M | $107M | 0.10% | Jul 30, 2026 |
| Evercore Wealth Management, LLC | Reduce 16.32% | -$43.4M | $223M | 3.15% | Aug 14, 2026 |
| Holocene Advisors, LP | Reduce 75.38% | -$39.9M | $13M | 0.03% | Aug 14, 2026 |
| Robeco Schweiz AG | Reduce 62.51% | -$39M | $23.4M | 0.38% | Jul 28, 2026 |
| Coatue Management LLC | New Buy | +$35.3M | $35.3M | 0.07% | Aug 14, 2026 |
| Artemis Investment Management LLP | Reduce 46.57% | -$33.8M | $38.8M | 0.35% | Jul 23, 2026 |
| Storebrand Asset Management As | Reduce 25.55% | -$32.7M | $95.2M | 0.23% | Aug 12, 2026 |
| Vinva Investment Management Ltd | Added 178.97% | +$32.6M | $50.9M | 0.34% | Aug 14, 2026 |
| TCW Group Inc | Added 2509.79% | +$29M | $30.1M | 0.20% | Aug 3, 2026 |
| Merewether Investment Management, LP | Added 64.02% | +$28.4M | $72.7M | 1.37% | Aug 14, 2026 |
| Robeco Institutional Asset Management B.V. | Added 54.72% | +$25.5M | $72.2M | 0.09% | Jul 21, 2026 |
| Baillie Gifford & Co | Reduce 5.54% | -$24.7M | $421M | 0.38% | Aug 6, 2026 |
| Kayne Anderson Rudnick Investment Management LLC | Reduce 21.36% | -$24.5M | $90.4M | 0.28% | Aug 13, 2026 |
| Freestone Grove Partners LP | Sell 100% | -$23.8M | $0 | 0.00% | Aug 14, 2026 |
| Healthcare of Ontario Pension Plan Trust Fund | Reduce 84.54% | -$23.8M | $4.35M | 0.01% | Aug 13, 2026 |
| Capital Fund Management S.A. | Sell 100% | -$22.6M | $0 | 0.00% | Aug 13, 2026 |
| ING Groep NV | Added 739.57% | +$22.6M | $25.6M | 0.13% | Aug 13, 2026 |
| Soros Capital Management LLC | Reduce 95.73% | -$22.4M | $1M | 0.18% | Aug 14, 2026 |
| Macquarie Group Ltd | Added 27.57% | +$22.1M | $102M | 0.44% | Aug 14, 2026 |
| Summit Partners Public Asset Management, LLC | Added 110.00% | +$21.8M | $41.6M | 0.73% | Aug 14, 2026 |
| Mn Services Vermogensbeheer B.V. | New Buy | +$20.2M | $20.2M | 0.15% | Jul 31, 2026 |
| BWCP, LP | Reduce 45.04% | -$19.7M | $24M | 3.43% | Aug 14, 2026 |
| Driehaus Capital Management LLC | Reduce 23.37% | -$19M | $62.4M | 0.36% | Aug 14, 2026 |
| Munro Partners | Added 46.01% | +$18.9M | $59.9M | 1.32% | Aug 10, 2026 |
| EULAV Asset Management | Reduce 25.61% | -$18.8M | $54.7M | 1.75% | Jul 29, 2026 |
| Renaissance Group LLC | Reduce 32.16% | -$18.7M | $39.5M | 1.60% | Aug 13, 2026 |
| IMC-Chicago, LLC | New Buy | +$18.5M | $18.5M | 0.00% | Aug 6, 2026 |
| Goodlander Investment Management, LLC | Added 75.00% | +$17.8M | $41.6M | 12.56% | Aug 14, 2026 |
| Eventide Asset Management, LLC | Added 97.23% | +$17M | $34.4M | 0.46% | Aug 14, 2026 |
| Hel Ved Capital Management Ltd | Added 151.17% | +$16.7M | $27.7M | 2.05% | Aug 14, 2026 |
| USS Investment Management Ltd | New Buy | +$16.6M | $16.6M | 0.06% | Aug 11, 2026 |
| VANGUARD ASSET MANAGEMENT, Ltd | Added 13.46% | +$16.1M | $135M | 0.09% | Aug 13, 2026 |
| Wealth High Governance Asset Management Ltda. | Reduce 30.34% | -$15.6M | $35.9M | 3.82% | Aug 12, 2026 |
| Asset Management One Co., Ltd. | Reduce 24.44% | -$15.6M | $48.1M | 0.12% | Jul 28, 2026 |
| FIL Ltd | Added 29.97% | +$15.5M | $67.1M | 0.05% | Aug 13, 2026 |
| Varma Mutual Pension Insurance Co | New Buy | +$15.5M | $15.5M | 0.08% | Aug 12, 2026 |
| Smith Group Asset Management, LLC | Reduce 13.09% | -$15.4M | $103M | 4.18% | Aug 3, 2026 |
| LBP Am SA | Sell 100% | -$15M | $0 | 0.00% | Jul 24, 2026 |
| Natixis | Reduce 76.48% | -$14.8M | $4.55M | 0.02% | Aug 13, 2026 |
| Schroder Investment Management Group | Added 15.90% | +$14.4M | $105M | 0.07% | Aug 13, 2026 |
| Worldquant Millennium Advisors LLC | Added 42.64% | +$14.2M | $47.6M | 0.16% | Aug 14, 2026 |
| Zurich Insurance Group Ltd | Reduce 26.59% | -$14.2M | $39.2M | 0.27% | Aug 14, 2026 |
| BW Gestao de Investimentos Ltda. | Reduce 50.77% | -$14.1M | $13.7M | 0.27% | Aug 14, 2026 |
| Wealth High Governance Capital Ltda | Reduce 50.77% | -$14.1M | $13.7M | 4.09% | Aug 13, 2026 |
| Ci Investments Inc. | Added 94.05% | +$13.9M | $28.7M | 0.09% | Aug 13, 2026 |
| Keystone Investors Pte Ltd | Added 486.30% | +$13.6M | $16.5M | 0.88% | Aug 14, 2026 |
| Polar Capital Holdings Plc | Added 14.60% | +$13.5M | $106M | 0.25% | Aug 14, 2026 |
| Mitsubishi UFJ Asset Management Co., Ltd. | Added 8.34% | +$13.2M | $171M | 0.09% | Aug 7, 2026 |
| Empowered Funds, LLC | Reduce 18.70% | -$13.2M | $57.2M | 0.30% | Aug 17, 2026 |
| KADENSA CAPITAL Ltd | New Buy | +$12.4M | $12.4M | 2.65% | Aug 14, 2026 |
| Artisan Partners Limited Partnership | Reduce 2.91% | -$12M | $401M | 0.64% | Aug 13, 2026 |
| Oddo BHF Asset Management Sas | Added 145.60% | +$11.9M | $20.1M | 0.93% | Aug 13, 2026 |
| Seven Grand Managers, LLC | New Buy | +$11.9M | $11.9M | 0.48% | Aug 14, 2026 |
| Engle Capital Management, L.P. | Reduce 71.23% | -$11.9M | $4.79M | 1.32% | Aug 14, 2026 |
| Banco Santander, S.A. | Reduce 79.19% | -$11.8M | $3.11M | 0.02% | Jul 29, 2026 |
| PFA Pension, Forsikringsaktieselskab | Added 25.54% | +$11.8M | $57.9M | 0.15% | Aug 12, 2026 |
| Nippon Life Global Investors Americas, Inc. | Added 696.30% | +$11.2M | $12.8M | 0.51% | Aug 6, 2026 |
| Waratah Capital Advisors Ltd. | Reduce 52.13% | -$11.1M | $10.2M | 0.35% | Aug 11, 2026 |
| Pinebridge Investments LLC | Added 129.25% | +$11M | $19.6M | 0.16% | Aug 14, 2026 |
| Thames Capital Management LLC | Reduce 54.88% | -$11M | $9.04M | 0.74% | Aug 12, 2026 |
| South Dakota Investment Council | Reduce 79.60% | -$10.9M | $2.8M | 0.05% | Aug 11, 2026 |
| ASR Vermogensbeheer N.V. | Added 155.02% | +$10.6M | $17.5M | 0.18% | Jul 20, 2026 |
| Cibc World Market Inc. | Added 16.40% | +$10.6M | $75.4M | 0.12% | Aug 13, 2026 |
| Fideuram Asset Management (Ireland) dac | Added 318.73% | +$10.4M | $13.6M | 0.26% | Jul 23, 2026 |
| PBU - The Pension Fund of Early Childhood & Youth Educators | Sell 100% | -$10.4M | $0 | 0.00% | Jul 16, 2026 |
| Benchstone Capital Management LP | Sell 100% | -$9.65M | $0 | 0.00% | Aug 14, 2026 |
| SEB Asset Management AB | Added 28.22% | +$9.22M | $41.9M | 0.16% | Aug 4, 2026 |
| Lighthouse Investment Partners, LLC | Reduce 60.50% | -$9.11M | $5.95M | 0.16% | Aug 14, 2026 |
| Bensler, LLC | New Buy | +$8.28M | $8.28M | 0.73% | Jul 23, 2026 |
| Jain Global LLC | Sell 100% | -$8.26M | $0 | 0.00% | Aug 14, 2026 |
| National Pension Service | Reduce 5.76% | -$8.18M | $134M | 0.09% | Aug 13, 2026 |
| Nomura Asset Management International Inc. | Added 8.76% | +$7.98M | $99.1M | 0.15% | Aug 14, 2026 |
| APG Asset Management N.V. | Added 230.70% | +$7.93M | $11.4M | 0.03% | Aug 12, 2026 |
| Diversify Advisory Services, LLC | New Buy | +$7.77M | $7.77M | 0.13% | Aug 10, 2026 |
| RH Tailwind Management, LLC | New Buy | +$7.53M | $7.53M | 0.73% | Aug 14, 2026 |
| BLI - Banque de Luxembourg Investments | New Buy | +$7.52M | $7.52M | 0.27% | Aug 10, 2026 |