FIX
Comfort Systems USA, Inc. · Industrials · Engineering & Construction
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 179 | +6 | 25.14M | $49.66B | +9 | −2 |
| Q1 2026 | 175 | +5 | 24.43M | $33.47B | +7 | −3 |
| Q4 2025 | 169 | +1 | 27.03M | $25.24B | +2 | — |
| Q3 2025 | 25 | +2 | 18.02M | $14.86B | +2 | −1 |
| Q2 2025 | 21 | 0 | 16.24M | $8.71B | +1 | −1 |
| Q1 2025 | 18 | 0 | 7.27M | $2.34B | — | — |
| Q4 2024 | 18 | +1 | 6.29M | $2.67B | +1 | — |
| Q3 2024 | 16 | -1 | 5.63M | $2.20B | — | −1 |
| Q2 2024 | 17 | — | 5.97M | $1.82B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Capital World Investors ✦ | 2.43M | — | $738.35M | 0.1% | n/c | 1 | SEC ↗ |
| 2 | Baillie Gifford ✦ | 1.04M | — | $316.10M | 0.2% | n/c | 1 | SEC ↗ |
| 3 | Baillie Gifford ✦ | 1.04M | — | $316.10M | 0.2% | n/c | 1 | SEC ↗ |
| 4 | Baillie Gifford ✦ | 1.04M | — | $316.10M | 0.2% | n/c | 1 | SEC ↗ |
| 5 | Baillie Gifford ✦ | 1.04M | — | $316.10M | 0.2% | n/c | 1 | SEC ↗ |
| 6 | Geode Capital Management ✦ (passive) | 700.20K | — | $212.99M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | Geode Capital Management ✦ (passive) | 700.20K | — | $212.99M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | Norges Bank ✦ (passive) | 435.50K | — | $132.44M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | Millennium Management ✦ | 342.72K | — | $104.23M | 0.1% | n/c | 1 | SEC ↗ |
| 10 | Wellington Management ✦ | 285.17K | — | $86.73M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | Wellington Management ✦ | 285.17K | — | $86.73M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | Wellington Management ✦ | 285.17K | — | $86.73M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | Wellington Management ✦ | 285.17K | — | $86.73M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | Wellington Management ✦ | 285.17K | — | $86.73M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | T. Rowe Price ✦ | 193.42K | — | $58.82M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | T. Rowe Price ✦ | 193.42K | — | $58.82M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | AQR Capital Management ✦ | 142.54K | — | $43.35M | 0.1% | n/c | 1 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 142.54K | — | $43.35M | 0.1% | n/c | 1 | SEC ↗ |
| 19 | AQR Capital Management ✦ | 142.54K | — | $43.35M | 0.1% | n/c | 1 | SEC ↗ |
| 20 | D. E. Shaw & Co. ✦ | 140.91K | — | $42.85M | 0.1% | n/c | 1 | SEC ↗ |
| 21 | D. E. Shaw & Co. ✦ | 140.91K | — | $42.85M | 0.1% | n/c | 1 | SEC ↗ |
| 22 | Arrowstreet Capital ✦ | 95.96K | — | $29.18M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | Two Sigma Investments ✦ | 52.95K | — | $16.10M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | Citadel Advisors ✦ | 38.41K | — | $11.68M | 0.0% | n/c | 1 | SEC ↗ |
| 25 | Renaissance Technologies ✦ | 33.80K | — | $10.28M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Point72 Asset Management ✦ | 15.90K | — | $4.84M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | Markel Group ✦ | 13.00K | — | $3.95M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | Bridgewater Associates ✦ | 10.28K | — | $3.13M | 0.0% | n/c | 1 | SEC ↗ |
| 29 | Gotham Asset Management ✦ | 966 | — | $293,780 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,187 holders, 31.59M shares, $41.94B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 2.55K sh · $4.75M
Director · 4.00K sh · $6.78M
Director · 3.50K sh · $5.92M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology