MERIT MEDICAL SYSTEMS INC (MMSI) is a publicly traded company in the Unknown sector. Across all available filings, 38 corporate insiders have executed 857 transactions totaling $94.5M, demonstrating a bearish sentiment with -$93.1M in net insider flow. The most recent transaction on Jan 6, 2026 involved a transaction of 5,000 shares valued at $0.
No significant insider buying has been recorded for MMSI in the recent period.
No significant insider selling has been recorded for MMSI in the recent period.
Based on recent SEC filings, insider sentiment for MMSI is bearish with an Insider Alignment Score of 1/100 and a net flow of -$93.1M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at MERIT MEDICAL SYSTEMS INC (MMSI) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 38 insiders are actively trading MMSI stock, having executed 857 transactions in the past 90 days. The most active insider is Fred P. Lampropoulos (Executive), who has made 118 transactions totaling $59.3M.
Get notified when executives and directors at MMSI file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Jan 6, 2026 | W. Peterson Neil | CHIEF OPERATING OFFICER | Option Exercise | 5,000 | $N/A | $0 | C-Suite |
| Jan 6, 2026 | W. Peterson Neil | CHIEF OPERATING OFFICER | Sale | 5,000 | $90.00 | $450.0K | C-Suite |
| Jan 6, 2026 | W. Peterson Neil | CHIEF OPERATING OFFICER | Option Exercise | 5,000 | $54.40 | $272.0K | C-Suite |
| Nov 25, 2025 | P. Lampropoulos Fred | Executive | Sale | 10,000 | $88.04 | $880.4K | Large |
| Nov 21, 2025 | P. Lampropoulos Fred | Executive | Sale | 25,000 | $87.31 | $2.2M | Large |
| Nov 20, 2025 | P. Lampropoulos Fred | Executive | Sale | 20,000 | $85.13 | $1.7M | Large |
| Nov 18, 2025 | P. Lampropoulos Fred | Executive | Sale | 5,000 | $84.83 | $424.1K | |
| Oct 3, 2025 | Goldberg Aronson Martha | Executive | Award | 19,594 | $N/A | $0 | |
| Oct 3, 2025 | Goldberg Aronson Martha | Executive | Award | 19,594 | $N/A | $0 | |
| Aug 29, 2025 | P. Lampropoulos Fred | Executive | Payment | 1,454 | $90.54 | $131.6K | |
| Aug 29, 2025 | P. Lampropoulos Fred | Executive | Payment | 124,824 | $90.54 | $11.3M | Large |
| Aug 29, 2025 | P. Lampropoulos Fred | Executive | Option Exercise | 2,000 | $55.73 | $111.5K | |
| Aug 29, 2025 | P. Lampropoulos Fred | Executive | Option Exercise | 159,151 | $55.73 | $8.9M | Large |
| Aug 22, 2025 | N. Ward Lynne | Executive | Sale | 3,000 | $88.56 | $265.7K | |
| Aug 22, 2025 | N. Ward Lynne | Executive | Option Exercise | 3,000 | $34.46 | $103.4K |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 341 | $93.8M | 45.8% |
Exercise(M) | 283 | $62.0M | 30.2% |
Payment(F) | 55 | $48.2M | 23.5% |
Purchase(P) | 24 | $676.6K | 0.3% |
Discretionary(I) | 7 | $235.8K | 0.1% |
Award(A) | 68 | $33.5K | 0.0% |
Gift(G) | 72 | $24.2K | 0.0% |
Other(J) | 7 | $172 | 0.0% |
Insider selling pressure at MERIT MEDICAL SYSTEMS INC has increased, with 38 insiders executing 857 transactions across all time. Total sales of $93.8M significantly outpace purchases of $676.6K, resulting in a net outflow of $93.1M. This selling activity appears largely discretionary, which may warrant closer attention from investors.