CECO Environmental
Builds industrial emissions, water-treatment, ducting, and process-heating systems.
$69.67
After-hours close−0.07 (−0.10%)
At close$69.74(−3.33%)
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Breakdown13F · Form 4
Institutions —Insiders 4.56%
Shares outstanding 58.40M · Float 51.52M · 88.2% free float
Institutions13F
No 13F holders on record.
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Jason DeZwirekincl. Icarus Investment Corp., 0to100 Inc. | 11.70% | 4.20M | 13D | Feb 26, 2026 ↗ |
| BlackRock, Inc. | 6.30% | 2.22M | 13G | Jul 16, 2025 ↗ |
| FMR LLC | 6.20% | 2.17M | 13G | Aug 6, 2025 ↗ |
| T. Rowe Price Investment Management, Inc. | 6.00% | 2.13M | 13G | May 15, 2026 ↗ |
| American Century Investment Management, Inc. | 5.70% | 2.04M | 13G | Feb 13, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Jason Dezwirek | director | 1.37M | 2.34% | Jun 26, 2026 |
| Todd R. Gleason | director, officer: Chief Executive Officer | 450.7K | 0.77% | Apr 2, 2026 |
| Richard F. Wallman | director | 338.9K | 0.58% | Jun 3, 2026 |
| Valerie Gentile Sachs | director | 105.3K | 0.18% | Jun 3, 2026 |
| Claudio A. Mannarino | director | 78.7K | 0.13% | Jun 3, 2026 |
| Joycelynn Watkins-Asiyanbi | officer: See Remarks. | 73.2K | 0.13% | Jun 30, 2025 |
| Munish Nanda | director | 64.2K | 0.11% | Jun 3, 2026 |
| Peter K. Johansson | officer: SVP, Chief Financial Officer | 37.8K | 0.06% | Aug 18, 2026 |
| Marcus J. George | director | 36.7K | 0.06% | Jun 3, 2026 |
| Alyson Noel Gregory | officer: General Counsel | 23.0K | 0.04% | Apr 2, 2026 |
4 ten-percent owners hold 10.04M shares by Form 4, outside the officers-and-directors figure above · 70 people have not refiled in the last 18 months (6.73M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Jun 24, 2026 | Peter K. Johanssonofficer: SVP, Chief Financial Officer | Sale | 30,000 | $96.49 | 40,746 |
| Jun 25, 2026 | Jason Dezwirekdirector | Sale | 34,000 | $97.28 | 132,000 |
| Jun 24, 2026 | Jason Dezwirekdirector | Sale | 34,000 | $96.61 | 166,000 |
| Jun 1, 2026 | Richard F. Wallmandirector | Purchase | 20,000 | $76.85 | 105,500 |
| May 1, 2026 | Munish Nandadirector | Sale | 11,218 | $74.00 | 62,031 |
| Apr 29, 2026 | Richard F. Wallmandirector | Purchase · 2 lots | 15,000 | $73.43 | 315,409 |
| Sep 18, 2025 | Todd R. Gleasondirector, officer: Chief Executive Officer | Sale | 100,000 | $51.30 | 410,835 |
| Sep 19, 2025 | Todd R. Gleasondirector, officer: Chief Executive Officer | Sale · 3 lots | 101,899 | $49.32 | 410,835 |
| Sep 22, 2025 | Todd R. Gleasondirector, officer: Chief Executive Officer | Sale | 98,101 | $50.45 | 410,835 |
| Sep 5, 2025 | Richard F. Wallmandirector | Purchase | 3,000 | $46.93 | 80,500 |
CongressHouse and Senate disclosures
Not reported.