Form 4 for CECO CECO ENVIRONMENTAL CORP
Accepted 2025-09-22 00:00:00 ET · period of report 2025-09-18 · accession 0001193125-25-211916 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2025-09-22 | 2025-09-18+ | CECO | Gleason Todd R | CEO, Dir | S - Sale+OE | $50.35 | -300.0K | 411.5K | -42% | -$15.10M |
| DM | 2025-09-22 | 2025-09-18+ | CECO | Gleason Todd R | CEO, Dir | M - OptEx | $12.72 | +300.0K | 510.8K | +142% | +$3.82M |
| DM | 2025-09-22 | 2025-09-18+ | CECO | Gleason Todd R | CEO, Dir | M - OptEx | $0.00 | -300.0K | 798.2K | -27% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-09-18 | S | D | 100,000 | $51.30 | 410,835 | D | — | — | (F1) Price reflects the weighted average sale price for multiple transactions that ranged from $51.00 to $51.96 per share. The Reporting Person undertakes to provide, upon request by the Commission Staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price. |
| 2 | Common | Common Stock | 2025-09-19 | M | A | 101,899 | $12.72 | 512,734 | D | — | — | |
| 3 | Common | Common Stock | 2025-09-19 | S | D | 85,000 | $49.10 | 427,734 | D | — | — | (F2) Price reflects the weighted average sale price for multiple transactions that ranged from $48.75 to $49.65 per share. The Reporting Person undertakes to provide, upon request by the Commission Staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price. |
| 4 | Common | Common Stock | 2025-09-19 | S | D | 700 | $51.15 | 410,835 | D | — | — | (F4) Price reflects the weighted average sale price for multiple transactions that ranged from $51.04 to $51.38 per share. The Reporting Person undertakes to provide, upon request by the Commission Staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price. |
| 5 | Common | Common Stock | 2025-09-22 | M | A | 98,101 | $12.72 | 508,936 | D | — | — | |
| 6 | Common | Common Stock | 2025-09-22 | S | D | 98,101 | $50.45 | 410,835 | D | — | — | (F5) Price reflects the weighted average sale price for multiple transactions that ranged from $50.15 to $50.71 per share. The Reporting Person undertakes to provide, upon request by the Commission Staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price. |
| 7 | Common | Common Stock | 2025-09-18 | M | A | 100,000 | $12.72 | 510,835 | D | — | — | |
| 8 | Common | Common Stock | 2025-09-19 | S | D | 16,199 | $50.38 | 411,535 | D | — | — | (F3) Price reflects the weighted average sale price for multiple transactions that ranged from $50.00 to $50.97 per share. The Reporting Person undertakes to provide, upon request by the Commission Staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price. |
| 9 | Derivative | Stock Option (right to buy) | 2025-09-18 | M | D | 101,899 | $0.00 | 696,305 | D | $12.72 · — to — | 101,899 Common Stock | (F6) The stock option vested in four equal annual installments beginning on July 6, 2021, and expires on July 6, 2027. |
| 10 | Derivative | Stock Option (right to buy) | 2025-09-22 | M | D | 98,101 | $0.00 | 598,204 | D | $12.72 · — to — | 98,101 Common Stock | (F6) The stock option vested in four equal annual installments beginning on July 6, 2021, and expires on July 6, 2027. |
| 11 | Derivative | Stock Option (right to buy) | 2025-09-18 | M | D | 100,000 | $0.00 | 798,204 | D | $12.72 · — to — | 100,000 Common Stock | (F6) The stock option vested in four equal annual installments beginning on July 6, 2021, and expires on July 6, 2027. |