Fred P. Lampropoulos, Executive Chairman of Merit Medical Systems Inc. ($MMSI), sold shares on the open market eight times in the last year, totaling about $9.1 million. His most recent sale occurred on November 25, 2025. These sales rank him 1220th among nearly 12,000 insiders by total value sold, above the average of $8.6 million per insider and 6.4 transactions. He made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov. 25, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | Executive Chairman | S | Common Stock, No Par Value | 10000 | $88.04 | 1,126,457.2580 | 59,919,000 | 0.88% | 0.02% |
| Nov. 21, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | Executive Chairman | S | Common Stock, No Par Value | 25000 | $87.31 | 1,136,457.2580 | 59,919,000 | 2.15% | 0.04% |
| Nov. 20, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | Executive Chairman | S | Common Stock, No Par Value | 20000 | $85.13 | 1,161,457.2580 | 59,919,000 | 1.69% | 0.03% |
| Nov. 18, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | Executive Chairman | S | Common Stock, No Par Value | 5000 | $84.83 | 1,181,457.2580 | 59,919,000 | 0.42% | 0.01% |
| Aug. 29, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | President and CEO | F | Common Stock, No Par Value | 1454 | $90.54 | 1,186,234.2580 | 60,611,000 | 0.12% | 0.00% |
| Aug. 29, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | President and CEO | M | Common Stock, No Par Value | 2000 | $55.73 | 1,187,688.2580 | 60,611,000 | 0.17% | 0.00% |
| Aug. 29, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | President and CEO | F | Common Stock, No Par Value | 124824 | $90.54 | 1,186,234.2580 | 60,611,000 | 9.52% | 0.21% |
| Aug. 29, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | President and CEO | M | Common Stock, No Par Value | 159151 | $55.73 | 1,311,058.2580 | 60,611,000 | 13.82% | 0.26% |
| Aug. 29, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | President and CEO | M | Non-qualified stock options (right to buy) | 2000 | $0.00 | 212,719.0000 | 60,611,000 | 0.93% | 0.00% |
| Aug. 29, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | President and CEO | M | Non-qualified stock options (right to buy) | 159151 | $0.00 | 212,719.0000 | 60,611,000 | 42.80% | 0.26% |
| June 10, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | President and CEO | S | Common Stock, No Par Value | 400 | $95.61 | 1,151,344.2580 | 61,278,000 | 0.03% | 0.00% |
| June 5, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | President and CEO | S | Common Stock, No Par Value | 10000 | $95.19 | 1,151,744.2580 | 61,278,000 | 0.86% | 0.02% |
| May 30, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | Lampropoulos Fred P. | President and CEO | S | Common Stock, No Par Value | 10000 | $95.12 | 1,161,744.2580 | 61,278,000 | 0.85% | 0.02% |
| May 27, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | S | Common Stock, No Par Value | 20000 | $96.54 | 1,171,650.2580 | 61,278,000 | 1.68% | 0.03% |
| March 5, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | S | Common Stock, No Par Value | 20000 | $103.75 | 1,191,650.2580 | 59,365,000 | 1.65% | 0.03% |
| March 5, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | S | Common Stock, No Par Value | 11320 | $104.05 | 1,211,650.2580 | 59,365,000 | 0.93% | 0.02% |
| March 5, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | S | Common Stock, No Par Value | 410 | $103.75 | 1,194,240.2590 | 59,365,000 | 0.03% | 0.00% |
| March 5, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | S | Common Stock, No Par Value | 2590 | $103.75 | 1,191,650.2580 | 59,365,000 | 0.22% | 0.00% |
| Feb. 27, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | A | Common Stock, No Par Value | 30755 | $0.00 | 1,207,128.0000 | 59,365,000 | 2.61% | 0.05% |
| Feb. 28, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | M | Common Stock, No Par Value | 38002 | $44.80 | 1,252,013.0000 | 59,365,000 | 3.13% | 0.06% |
| Feb. 28, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | A | Common Stock, No Par Value | 20384 | $0.00 | 1,214,011.0000 | 59,365,000 | 1.71% | 0.03% |
| Feb. 27, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | F | Common Stock, No Par Value | 13501 | $98.50 | 1,193,627.0000 | 59,365,000 | 1.12% | 0.02% |
| Feb. 28, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | M | Non-qualified stock options (right to buy) | 4000 | $0.00 | 373,870.0000 | 59,365,000 | 1.06% | 0.01% |
| Feb. 28, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | M | Non-qualified stock options (right to buy) | 38002 | $0.00 | 373,870.0000 | 59,365,000 | 9.23% | 0.06% |
| Feb. 28, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | F | Common Stock, No Par Value | 2494 | $102.04 | 1,225,970.0000 | 59,365,000 | 0.20% | 0.00% |
| Feb. 28, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | M | Common Stock, No Par Value | 4000 | $44.80 | 1,228,464.0000 | 59,365,000 | 0.33% | 0.01% |
| Feb. 28, 2025 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | President and CEO | F | Common Stock, No Par Value | 26043 | $102.04 | 1,225,970.0000 | 59,365,000 | 2.08% | 0.04% |
| March 4, 2024 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | F | Common Stock, No Par Value | 8343 | $76.51 | 1,174,615.0000 | 58,356,000 | 0.71% | 0.01% |
| March 4, 2024 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | A | Common Stock, No Par Value | 24572 | $0.00 | 1,163,996.0000 | 58,356,000 | 2.16% | 0.04% |
| March 4, 2024 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | A | Common Stock, No Par Value | 18962 | $0.00 | 1,182,958.0000 | 58,356,000 | 1.63% | 0.03% |
| Aug. 25, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | M | Common Stock, No Par Value | 200000 | $28.20 | 1,274,317.0000 | 58,473,000 | 18.62% | 0.34% |
| Aug. 25, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | M | Common Stock, No Par Value | 6000 | $28.20 | 1,142,621.0000 | 58,473,000 | 0.53% | 0.01% |
| Aug. 25, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | F | Common Stock, No Par Value | 135356 | $67.19 | 1,138,961.0000 | 58,473,000 | 10.62% | 0.23% |
| Aug. 25, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | F | Common Stock, No Par Value | 3660 | $67.19 | 1,138,961.0000 | 58,473,000 | 0.32% | 0.01% |
| Aug. 25, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | M | Non-qualified stock options (right to buy) | 200000 | $0.00 | 415,872.0000 | 58,473,000 | 32.47% | 0.34% |
| Aug. 25, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | M | Non-qualified stock options (right to buy) | 6000 | $0.00 | 415,872.0000 | 58,473,000 | 1.42% | 0.01% |
| March 14, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | S | Common Stock, No Par Value | 5278 | $67.66 | 1,091,670.0000 | 57,671,000 | 0.48% | 0.01% |
| March 14, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | S | Common Stock, No Par Value | 19699 | $68.43 | 1,071,971.0000 | 57,671,000 | 1.80% | 0.03% |
| Feb. 28, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | A | Common Stock, No Par Value | 27159 | $0.00 | 1,129,401.0000 | 57,671,000 | 2.46% | 0.05% |
| Feb. 28, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | F | Common Stock, No Par Value | 12030 | $70.58 | 1,117,371.0000 | 57,671,000 | 1.07% | 0.02% |
| March 1, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | S | Common Stock, No Par Value | 1483 | $70.17 | 1,115,888.0000 | 57,671,000 | 0.13% | 0.00% |
| March 2, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | S | Common Stock, No Par Value | 19176 | $69.86 | 1,096,712.0000 | 57,671,000 | 1.72% | 0.03% |
| Feb. 28, 2023 | MERIT MEDICAL SYSTEMS INC | $MMSI | LAMPROPOULOS FRED P | PRESIDENT AND CEO | A | Non-qualified stock options (right to buy) | 54302 | $0.00 | 621,872.0000 | 57,671,000 | 9.57% | 0.09% |