26 insiders reported 123 Form 4 transactions for MERIT MEDICAL SYSTEMS INC (MMSI) over the past 18 months (most recent 2026-08-05). Recent activity: Peterson Neil W. (CHIEF OPERATING OFFICER) Sell 21,449 shares, Voigt Michel J. (CHIEF HUMAN RESOURCES OFFICER) Sell 65 shares, Lloyd Brian G. (CHIEF LEGAL OFFICER, SECRETARY) Sell 2,000 shares, Gunderson Thomas J. (Director) Buy 13,750 shares, Gunderson Thomas J. (Director) Buy 7,500 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-05 | Peterson Neil W. | CHIEF OPERATING OFFICER | Sell | 21,449 | $1.8M |
| 2026-06-17 | Voigt Michel J. | CHIEF HUMAN RESOURCES OFFICER | Sell | 65 | $0 |
| 2026-06-08 | Lloyd Brian G. | CHIEF LEGAL OFFICER, SECRETARY | Sell | 2,000 | $0 |
| 2026-05-21 | Gunderson Thomas J. | Director | Buy | 13,750 | $717,338 |
| 2026-05-21 | Gunderson Thomas J. | Director | Buy | 7,500 | $391,275 |
| 2026-05-19 | Evans Stephen C. | Director | Buy | 3,457 | $0 |
| 2026-05-19 | Ward Scott R. | Director | Buy | 3,457 | $0 |
| 2026-05-19 | Carpenter Lonny J. | Director | Buy | 3,457 | $0 |
| 2026-05-19 | Millner F. Ann Ed.D. | Director | Buy | 3,457 | $0 |
| 2026-05-19 | Gunderson Thomas J. | Director | Buy | 3,457 | $0 |
| 2026-05-19 | Kaiser Laura S. | Director | Buy | 3,457 | $0 |
| 2026-05-19 | Ward Lynne N. | Director | Buy | 3,457 | $0 |
| 2026-05-19 | McDonnell Michael R. | Director | Buy | 3,457 | $0 |
| 2026-05-19 | Perez Silvia M. | Director | Buy | 3,457 | $0 |
| 2026-05-13 | Smith Christian Adam | Chief Commercial Officer | Buy | 1,626 | $99,186 |
| 2026-05-11 | Lloyd Brian G. | CHIEF LEGAL OFFICER, SECRETARY | Buy | 2,000 | $125,250 |
| 2026-05-11 | Ward Lynne N. | Director | Sell | 5,000 | $313,035 |
| 2026-05-07 | Aronson Martha Goldberg | President and CEO | Buy | 2,000 | $120,880 |
| 2026-05-07 | Voigt Michel J. | CHIEF HUMAN RESOURCES OFFICER | Buy | 2,250 | $136,462 |
| 2026-05-07 | Parra Raul Jr. | CFO AND TREASURER | Buy | 1,500 | $91,515 |
| 2026-03-02 | Lloyd Brian G. | CHIEF LEGAL OFFICER, SECRETARY | Buy | 10,254 | $0 |
| 2026-03-02 | Voigt Michel J. | CHIEF HUMAN RESOURCES OFFICER | Buy | 7,690 | $0 |
| 2026-03-02 | Voigt Michel J. | CHIEF HUMAN RESOURCES OFFICER | Buy | 6,409 | $0 |
| 2026-03-02 | Voigt Michel J. | CHIEF HUMAN RESOURCES OFFICER | Buy | 17,002 | $0 |
| 2026-03-02 | Voigt Michel J. | CHIEF HUMAN RESOURCES OFFICER | Sell | 6,698 | $522,578 |
Source: SEC Form 4 filings · as of 2026-08-05