| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| BULLS HERMAN E | Director | C/O COMFORT SYSTEMS USA, INC., 9753 KATY FREEWAY, SUITE 700, HOUSTON | /s/ Rachel R. Eslicker, Attorney-in-Fact | 19 Nov 2025 | 0001205068 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | FIX | Common Stock | Gift | $0 | -800 | -2.6% | $0.000000 | 29,774 | 14 Nov 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | This transaction represents a contribution of common stock to a charitable donor advised fund. |