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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| CECO | Gleason Todd R | Chief Executive Officer | Sep 22 '25 | Option Exercise | 12.72 | 98,101 | 1,247,845 | 508,936 | Sep 22 |
| CECO | Gleason Todd R | Chief Executive Officer | Sep 22 '25 | Sale | 50.45 | 98,101 | 4,949,127 | 410,835 | Sep 22 |
| CECO | Gleason Todd R | Chief Executive Officer | Sep 19 '25 | Sale | 49.32 | 101,899 | 5,025,669 | 410,835 | Sep 22 |
| CECO | Gleason Todd R | Chief Executive Officer | Sep 19 '25 | Option Exercise | 12.72 | 101,899 | 1,296,155 | 512,734 | Sep 22 |
| CECO | Gleason Todd R | Chief Executive Officer | Sep 18 '25 | Option Exercise | 12.72 | 201,899 | 2,568,155 | 696,305 | Sep 22 |
| CECO | Gleason Todd R | Chief Executive Officer | Sep 18 '25 | Sale | 51.30 | 100,000 | 5,130,140 | 410,835 | Sep 22 |
| CECO | Gleason Todd R | Chief Executive Officer | Dec 21 '23 | Sale | 21.11 | 14,500 | 306,088 | 184,965 | Dec 26 |
| CECO | Gleason Todd R | Chief Executive Officer | Dec 29 '22 | Sale | 11.59 | 11,000 | 127,436 | 178,021 | Jan 03 |
| CECO | Gleason Todd R | Chief Executive Officer | Mar 24 '22 | Buy | 5.56 | 3,552 | 19,738 | 190,797 | Mar 28 |