Ceco Environmental's three largest insider shareholders as of April 28, 2026 are Jason Dezwirek (Secretary, 1.23Mn shares), Jason Dezwirek (Director, 200.00K shares), Matthew Eckl (Chief Financial Officer, 190.45K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Jason Dezwirek | Secretary | 1,233,865 | 0 | 05 Jun, 2025 |
| Jason Dezwirek | - | 0 | 200,000 | 01 Aug, 2025 |
| Matthew Eckl | Chief Financial Officer | 190,454 | 0 | 17 Mar, 2022 |
| David B Liner | - | 118,080 | 0 | 17 Mar, 2023 |
| Jonathan Pollack | - | 108,001 | 0 | 05 Aug, 2021 |
| Valerie Gentile Sachs | - | 102,144 | 0 | 05 Jun, 2025 |
| Claudio A Mannarino | - | 77,589 | 0 | 01 Aug, 2025 |
| Ramesh Nuggihalli | Chief Operating Officer | 73,904 | 0 | 03 Apr, 2023 |
| Joycelynn Watkins-Asiyanbi | General Counsel And Secretary | 73,178 | 0 | 30 Jun, 2025 |
| Peter K. Johansson | Svp, Chief Financial Officer | 70,726 | 0 | 02 Apr, 2026 |
| Chasity Henry | Chief Operating Officer | 44,659 | 0 | 12 Nov, 2021 |
| Alyson Noel Gregory | General Counsel | 23,019 | 0 | 02 Apr, 2026 |
| Kiril Kovachev | Chief Accounting Officer | 16,261 | 0 | 17 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 31 Mar, 2026 | Alyson Noel Gregory | Common Stock | D | 175 | $59.58 | 23,019 | D | F |
| 31 Mar, 2026 | Peter K. Johansson | Common Stock | D | 653 | $59.58 | 70,726 | D | F |
| 15 Mar, 2026 | Peter K. Johansson | Common Stock | A | 16,083 | $0.00 | 75,703 | D | A |
| 15 Mar, 2026 | Alyson Noel Gregory | Common Stock | D | 150 | $54.50 | 20,178 | D | F |
| 15 Mar, 2026 | Kiril Kovachev | Common Stock | D | 380 | $54.50 | 14,854 | D | F |
| 15 Mar, 2026 | Peter K. Johansson | Common Stock | D | 4,967 | $54.85 | 70,736 | D | F |
| 16 Mar, 2026 | Alyson Noel Gregory | Common Stock | A | 3,155 | $0.00 | 23,333 | D | A |
| 16 Mar, 2026 | Kiril Kovachev | Common Stock | A | 1,753 | $0.00 | 16,607 | D | A |
| 17 Mar, 2026 | Alyson Noel Gregory | Common Stock | D | 139 | $57.06 | 23,194 | D | F |
| 17 Mar, 2026 | Kiril Kovachev | Common Stock | D | 346 | $57.06 | 16,261 | D | F |
| 15 Mar, 2026 | Peter K. Johansson | Common Stock | D | 1,731 | $54.50 | 69,005 | D | F |
| 16 Mar, 2026 | Peter K. Johansson | Common Stock | A | 3,944 | $0.00 | 72,949 | D | A |
| 17 Mar, 2026 | Peter K. Johansson | Common Stock | D | 1,570 | $57.06 | 71,379 | D | F |
| 07 Mar, 2026 | Alyson Noel Gregory | Common Stock | D | 287 | $52.53 | 20,328 | D | F |
| 15 Jan, 2026 | Alyson Noel Gregory | Common Stock | A | 8,465 | $0.00 | 20,615 | D | A |
| 12 Sep, 2025 | Peter K. Johansson | Restricted Stock Units | A | 30,000 | $0.00 | 30,000 | D | A |
| 15 Aug, 2025 | Peter K. Johansson | Common Stock | D | 2,302 | $44.61 | 59,620 | D | F |
| 30 Jul, 2025 | Claudio A Mannarino | Common Stock | D | 7,759 | $41.98 | 89,830 | D | S |
| 30 Jul, 2025 | Jason Dezwirek | Common Stock | D | 43,685 | $43.09 | 256,315 | I | S |
| 30 Jul, 2025 | Jason Dezwirek | Common Stock | D | 21,986 | $42.34 | 234,329 | I | S |