| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Gregory Alyson Noel | General Counsel | 5080 SPECTRUM DRIVE, SUITE 800E, ADDISON | /s/ Kiril Kovachev as Attorney-in-Fact for Alyson Gregory | 09 Mar 2026 | 0002105779 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CECO | Common Stock | Tax liability | -287 | -1.4% | $52.53* | 20,328 | 07 Mar 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Reflects shares withheld for net settlement to cover the tax liability for the vesting of restricted stock units. |