🕵️ Comfort Systems USA Inc ($FIX)
SEC insider & ownership activity, last 12 months · CIK 1035983 · every row links its SEC filing
Over the last 12 months insiders sold $166.4M with no open-market buying against it. Brian E. Lane sold $49.2M (Aug–May). 1 planned sale is pending, the largest $7.8M (George William III). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 13 sellers, $166.4M (37 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Brian E. Lane | 0 | – | 4 | $49.2M | May 5, 2026 |
| Myers Franklin | 0 | – | 5 | $42.5M | Jun 24, 2026 |
| George William III | 0 | – | 5 | $32.8M | May 11, 2026 |
| Anderson Darcy | 0 | – | 2 | $10.0M | Mar 3, 2026 |
| William J. Sandbrook | 0 | – | 6 | $7.8M | Apr 29, 2026 |
| Shaeff Julie | 0 | – | 3 | $6.4M | May 11, 2026 |
| Mercado, Pablo G. | 0 | – | 4 | $4.9M | Apr 30, 2026 |
| Herman E. Bulls | 0 | – | 2 | $4.2M | Oct 29, 2025 |
| Trent T McKenna | 0 | – | 1 | $3.2M | Jul 31, 2025 |
| Reed Terrence | 0 | – | 2 | $2.5M | Mar 3, 2026 |
| Skidmore Constance Ellen | 0 | – | 1 | $1.4M | Feb 24, 2026 |
| Howell Laura Finley | 0 | – | 1 | $996K | Dec 4, 2025 |
| Rhoman J. Hardy | 0 | – | 1 | $650K | May 27, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 8.3% | 13G | Jan 21, 2026 | filing ↗ | |
| Vanguard Capital Management | 7.5% | 13G | Apr 29, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.4% | 13G | Apr 29, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Rhoman J. Hardy | $628K | May 22, 2026 | filing ↗ |
| George William III | $2.0M | May 11, 2026 | filing ↗ |
| Shaeff Julie | $2.2M | May 11, 2026 | filing ↗ |
| George William III | $7.8M | May 8, 2026 | filing ↗ |
| Myers Franklin | $8.7M | May 7, 2026 | filing ↗ |
| Brian E Lane | $21.9M | May 5, 2026 | filing ↗ |
| William J. Sandbrook | $2.6M | Apr 29, 2026 | filing ↗ |
| Mercado, Pablo G. | $863K | Apr 28, 2026 | filing ↗ |
| Howell Laura Finley | $1000K | Mar 10, 2026 | filing ↗ |
| Shaeff Julie | $3.2M | Mar 3, 2026 | filing ↗ |
| Anderson Darcy | $6.2M | Mar 3, 2026 | filing ↗ |
| Reed Terrence | $1.6M | Mar 3, 2026 | filing ↗ |
| Reed Terrence | $949K | Feb 27, 2026 | filing ↗ |
| Howell Laura Finley | $1.0M | Feb 25, 2026 | filing ↗ |
| Brian E Lane | $13.6M | Feb 25, 2026 | filing ↗ |
| Myers Franklin | $12.2M | Feb 24, 2026 | filing ↗ |
| Constance E. Skidmore | $1.4M | Feb 24, 2026 | filing ↗ |
| William J. Sandbrook | $3.6M | Feb 24, 2026 | filing ↗ |
| George William III | $12.9M | Feb 23, 2026 | filing ↗ |
| Mercado, Pablo G. | $709K | Feb 23, 2026 | filing ↗ |
| Howell Laura Finley | $996K | Dec 4, 2025 | filing ↗ |
| George William III | $4.2M | Dec 1, 2025 | filing ↗ |
| Brian E Lane | $6.8M | Nov 24, 2025 | filing ↗ |
| Anderson Darcy | $3.8M | Oct 31, 2025 | filing ↗ |
| Mercado, Pablo G. | $2.5M | Oct 29, 2025 | filing ↗ |
| Myers Franklin | $5.1M | Oct 29, 2025 | filing ↗ |
| Herman E. Bulls | $2.0M | Oct 29, 2025 | filing ↗ |
| William J. Sandbrook | $587K | Sep 10, 2025 | filing ↗ |
| William J. Sandbrook | $496K | Sep 9, 2025 | filing ↗ |
| Herman E. Bulls | $2.1M | Aug 26, 2025 | filing ↗ |
| William J. Sandbrook | $483K | Aug 25, 2025 | filing ↗ |
| Mercado, Pablo G. | $753K | Aug 22, 2025 | filing ↗ |
| Shaeff Julie | $964K | Aug 12, 2025 | filing ↗ |
| George William III | $5.8M | Aug 8, 2025 | filing ↗ |
| Brian E Lane | $6.9M | Aug 7, 2025 | filing ↗ |
| Myers Franklin | $3.1M | Aug 6, 2025 | filing ↗ |
| Trent T. McKenna | $3.2M | Jul 31, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 23, 2026 | filing ↗ |
| Other events (8.01) | Jul 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 23, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jun 19, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 19, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 18, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 1, 2026 | filing ↗ |
| Earnings (2.02) | Apr 23, 2026 | filing ↗ |
| Other events (8.01) | Apr 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 23, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 20, 2026 | filing ↗ |
| Earnings (2.02) | Feb 19, 2026 | filing ↗ |
| Other events (8.01) | Feb 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 19, 2026 | filing ↗ |
| Officer/director changes (5.02) | Dec 16, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Dec 16, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 16, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 28, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 28, 2025 | filing ↗ |
| Earnings (2.02) | Oct 23, 2025 | filing ↗ |
| Other events (8.01) | Oct 23, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 23, 2025 | filing ↗ |
| Material agreement (1.01) | Aug 27, 2025 | filing ↗ |
| Agreement terminated (1.02) | Aug 27, 2025 | filing ↗ |
| New financial obligation (2.03) | Aug 27, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 27, 2025 | filing ↗ |