Comfort Systems USA (FIX)
Builds and services mechanical, electrical and plumbing systems for complex US facilities.
$1,621.64
vs last close−10.95 (−0.67%)
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13F · 13D/G · Form 4
| Institutions | ≈ 90.50% | 31.85M shares | |
|---|---|---|---|
| 1,395 holders · as of Jun 30, 2026 · largest filers plus last quarter's tail | |||
| Insiders | 1.07% | 375.6K shares | |
| 18 holders · as of Aug 27, 2026 | |||
| Other | ≈ 8.43% | 2.97M shares | |
| remainder | |||
35.19M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
This quarter's institutional total failed a plausibility check; shown: the largest filers plus last quarter's remainder.
13F, as of Jun 30, 2026
1,395 holders · 31.85M shares · 247 new positions · 744 increased · 489 reduced · 96 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 3.40M | 9.65% | −115.2K | Aug 7, 2026 |
| Vanguard Capital Management LLC | 2.30M | 6.53% | +11.6K | Aug 13, 2026 |
| Vanguard Portfolio Management LLC | 1.87M | 5.30% | −15.0K | Aug 13, 2026 |
| FMR LLC | 1.66M | 4.72% | +210.3K | Aug 13, 2026 |
| State Street Corp | 1.54M | 4.37% | +65.3K | Aug 7, 2026 |
| Geode Capital Management, LLC | 1.15M | 3.27% | −87.3K | Aug 12, 2026 |
| AQR Capital Management LLC | 1.06M | 3.01% | −57.2K | Aug 14, 2026 |
| JPMorgan Chase & Co | 838.4K | 2.38% | −51.5K | Aug 12, 2026 |
13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 8.30% | 2.92M | 13G | Jan 21, 2026 |
| Vanguard Capital Management | 7.49% | 2.63M | 13G | Apr 29, 2026 |
| Vanguard Portfolio Management | 5.37% | 1.89M | 13G | Apr 29, 2026 |
Form 4
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 26, 2026 | Brian E. Lanedirector, officer: CHIEF EXECUTIVE OFF. | Sale | 16,024 | $1,608.21 | 145,065 |
| Aug 17, 2026 | William Iii Georgeofficer: CHIEF FINANCIAL OFFICER | Sale | 2,554 | $1,859.65 | 30,250 |
| Aug 11, 2026 | Franklin Myersdirector | Sale | 4,000 | $1,693.92 | 8,495 |
| Aug 10, 2026 | Franklin Myersdirector | Sale | 3,500 | $1,690.47 | 58,615 |
| Jun 24, 2026 | Franklin Myersdirector | Sale | 6,700 | $1,954.47 | 62,115 |
| May 27, 2026 | Rhoman J. Hardydirector | Sale | 342 | $1,900.08 | 1,890 |
| May 11, 2026 | William Iii Georgeofficer: CHIEF FINANCIAL OFFICER | Sale | 1,000 | $2,020.97 | 32,804 |
| May 8, 2026 | William Iii Georgeofficer: CHIEF FINANCIAL OFFICER | Sale | 4,000 | $1,948.17 | 33,804 |
| May 11, 2026 | Julie Shaeffofficer: CHIEF ACCOUNTING OFFICER | Sale | 1,123 | $2,000.37 | 12,624 |
| May 7, 2026 | Franklin Myersdirector | Sale | 4,500 | $1,902.57 | 68,983 |
House and Senate disclosures
Not reported.