As of September 29, 2026, the three largest insider holders of CNMD are Curt R Hartman (President, Ceo And Chair, 83.50K shares), Heather L Cohen (Evp Chief Hr Legal Officer, 35.99K shares), John L Workman (Director, 20.89K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Heather L Cohen | Evp Chief Hr Legal Officer | 35,992 | 0 | 35,992 | 18.5% | 03 Apr, 2024 |
| 2 | John L Workman | Director | 20,891 | 0 | 20,891 | 10.7% | 21 May, 2025 |
| 3 | David M. Bronson | Director | 17,909 | 0 | 17,909 | 9.2% | 03 Jun, 2026 |
| 4 | Charles Farkas | Director | 15,527 | 0 | 15,527 | 8.0% | 03 Jun, 2026 |
| 5 | Daniel S Jonas | Special Counsel Corp Secy | 13,462 | 0 | 13,462 | 6.9% | 02 May, 2023 |
| 6 | Martha Goldberg Aronson | Director | 12,391 | 0 | 12,391 | 6.4% | 04 Jun, 2025 |
| 7 | Pat Beyer | Chief Operating Officer | 10,807 | 0 | 10,807 | 5.6% | 01 May, 2024 |
| 8 | Brian Concannon | Director | 10,116 | 0 | 10,116 | 5.2% | 04 Jun, 2025 |
| 9 | Curt R Hartman | President And Ceo | 9,996 | 0 | 9,996 | 5.1% | 08 Nov, 2024 |
| 10 | John Jed Kennedy | Group Executive Vice President | 9,855 | 0 | 9,855 | 5.1% | 04 Mar, 2022 |
| 11 | Mark E Tryniski | Director | 9,108 | 0 | 9,108 | 4.7% | 02 Jun, 2022 |
| 12 | Barbara J Schwarzentraub | Director | 5,012 | 0 | 5,012 | 2.6% | 03 Jun, 2026 |
| 13 | Laverne H Council | Director | 4,716 | 0 | 4,716 | 2.4% | 03 Jun, 2026 |
| 14 | Peter K Shagory | Evp, Strat Corp Devt | 3,897 | 0 | 3,897 | 2.0% | 17 Mar, 2025 |
| 15 | Jerome J. Lande | Director | 3,856 | 0 | 3,856 | 2.0% | 04 Jun, 2024 |
| 16 | Hollie K Foust | General Counsel Corp Sec | 2,886 | 0 | 2,886 | 1.5% | 05 Nov, 2025 |
| 17 | Todd W Garner | Executive Vice President Cfo | 1,836 | 0 | 1,836 | 0.9% | 07 Nov, 2025 |
| 18 | Johonna Marie Pelletier | Treasurer And Vp, Tax | 1,317 | 0 | 1,317 | 0.7% | 02 May, 2023 |
| 19 | Terence M Berge | Vp Corporate Controller | 1,004 | 0 | 1,004 | 0.5% | 02 May, 2023 |
| 20 | Brent Lalomia | Executive Vp Ra, Qa | 915 | 0 | 915 | 0.5% | 10 Mar, 2026 |
| 21 | Mark Kaye | Director | 820 | 0 | 820 | 0.4% | 03 Jun, 2026 |
| 22 | Jaclyn Peterson | Vp Of Mfg. Adv. Engineering | 739 | 0 | 739 | 0.4% | 03 Mar, 2023 |
| 23 | John D. Ferrell | Executive Vice President Hr | 702 | 0 | 702 | 0.4% | 09 Jun, 2023 |
| 24 | Kim Kelderman | Director | 500 | 0 | 500 | 0.3% | 10 Sep, 2026 |
| 25 | Edward A. Clifford | Vp Global Manufacturing | 378 | 0 | 378 | 0.2% | 05 Aug, 2024 |
| 26 | Stanley W Iii Peters | President As And Aet | 63 | 0 | 63 | 0.0% | 17 Jun, 2024 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 08 Sep, 2026 | Kim Kelderman | Director | Acquired M | 500 | $0.00 | $0 | 500 | Direct |
| 08 Sep, 2026 | Kim Kelderman | Director | Disposed M | 500 | $0.00 | $0 | 0 | Direct |
| 15 Jul, 2026 | John E Gallagher | Executive Vice President Cfo | Acquired A | 35,054 | $0.00 | $0 | 35,054 | Direct |
| 15 Jul, 2026 | John E Gallagher | Executive Vice President Cfo | Acquired A | 26,875 | $0.00 | $0 | 61,929 | Direct |
| 15 Jul, 2026 | John E Gallagher | Executive Vice President Cfo | Acquired A | 30,536 | $0.00 | $0 | 30,536 | Direct |
| 01 Jul, 2026 | Celine Christine Martin | Director | Acquired A | 5,603 | $0.00 | $0 | 5,603 | Direct |
| 01 Jul, 2026 | Jeffrey B. Mirviss | Director | Acquired A | 5,603 | $0.00 | $0 | 5,603 | Direct |
| 02 Jun, 2026 | Laverne H Council | Director | Acquired M | 668 | $0.00 | $0 | 4,716 | Direct |
| 01 Jun, 2026 | Kim Kelderman | Director | Acquired A | 5,772 | $0.00 | $0 | 5,772 | Direct |
| 02 Jun, 2026 | Barbara J Schwarzentraub | Director | Acquired M | 668 | $0.00 | $0 | 5,012 | Direct |
| 02 Jun, 2026 | Charles Farkas | Director | Acquired M | 668 | $0.00 | $0 | 15,527 | Direct |
| 02 Jun, 2026 | Mark Kaye | Director | Acquired M | 668 | $0.00 | $0 | 820 | Direct |
| 02 Jun, 2026 | David M. Bronson | Director | Acquired M | 668 | $0.00 | $0 | 17,909 | Direct |
| 01 Jun, 2026 | Mark Kaye | Director | Acquired A | 5,772 | $0.00 | $0 | 5,772 | Direct |
| 01 Jun, 2026 | Charles Farkas | Director | Acquired A | 5,772 | $0.00 | $0 | 5,772 | Direct |
| 01 Jun, 2026 | Laverne H Council | Director | Acquired A | 5,772 | $0.00 | $0 | 5,772 | Direct |
| 01 Jun, 2026 | David M. Bronson | Director | Acquired A | 5,772 | $0.00 | $0 | 5,772 | Direct |
| 02 Jun, 2026 | Laverne H Council | Director | Disposed M | 668 | $0.00 | $0 | 0 | Direct |
| 02 Jun, 2026 | David M. Bronson | Director | Disposed M | 668 | $0.00 | $0 | 0 | Direct |
| 01 Jun, 2026 | Barbara J Schwarzentraub | Director | Acquired A | 5,772 | $0.00 | $0 | 5,772 | Direct |