| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Gregory Alyson Noel | General Counsel | 5080 SPECTRUM DRIVE, SUITE 800E, ADDISON | /s/ Alyson Gregory | 17 Mar 2026 | 0002105779 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CECO | Common Stock | Tax liability | -150 | -0.74% | $54.50* | 20,178 | 15 Mar 2026 | Direct | F1 | |
| transaction | CECO | Common Stock | Award | +3,155 | +16% | $0.000000* | 23,333 | 16 Mar 2026 | Direct | ||
| transaction | CECO | Common Stock | Tax liability | -139 | -0.6% | $57.06* | 23,194 | 17 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. |