MERIT MEDICAL SYSTEMS INC (MMSI)

Latest Insider Confidence Score

2026Q1

52.4
Bullish

Company insider confidence (by quarter)

2010Q2 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Stanger Kent W Director 591,285 Jun 4, 2019
Bean Rex C Director 525,105 May 25, 2012
Lampropoulos Fred P. Chair 319,221.26 Nov 26, 2025
Frost Ronald COO 195,348.34 Mar 23, 2021
Karras Nolan E. Director 168,750 Jun 4, 2019

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 26, 2026 Mar 2, 2026 Lloyd Brian G. CHIEF LEGAL OFFICER, SECRETARY Sell 97.5 +27,887 81.43% ✗ $450.8K
Feb 26, 2026 Mar 2, 2026 Peterson Neil W. COO Sell 97.5 +18,631 65.67% ✗ $472.9K
Feb 26, 2026 Mar 2, 2026 Aronson Martha Goldberg CEO Neutral 90.0 +28,198 143.91% ✗ -
Feb 26, 2026 Mar 2, 2026 Voigt Michel J. CHIEF HUMAN RESOURCES OFFICER Sell 97.5 +24,403 112.25% ✗ $522.6K
Feb 26, 2026 Mar 2, 2026 Smith Christian Adam Chief Commercial Officer Sell 95.0 +19,356 167.21% ✗ $157.4K
Feb 26, 2026 Mar 2, 2026 Parra Raul Jr. CFO Sell 97.5 +33,142 123.04% ✗ $450.8K
Jan 6, 2026 Jan 8, 2026 Peterson Neil W. COO Sell 25.0 -5,000 -14.98% ✓ $450K
Nov 25, 2025 Nov 26, 2025 Lampropoulos Fred P. Chair Sell 30.0 -10,000 -0.88% ✗ $880.4K
Nov 21, 2025 Nov 24, 2025 Lampropoulos Fred P. Chair Sell 17.5 -25,000 -2.15% ✗ $2.2M
Nov 20, 2025 Nov 21, 2025 Lampropoulos Fred P. Chair Sell 17.5 -20,000 -1.69% ✗ $1.7M
Nov 18, 2025 Nov 20, 2025 Lampropoulos Fred P. Chair Sell 37.5 -5,000 -0.42% ✗ $424.1K
Oct 3, 2025 Oct 7, 2025 Aronson Martha Goldberg CEO Neutral 90.0 +19,594 100.00% ✗ -
Oct 7, 2025 Aronson Martha Goldberg CEO Neutral 52.5 - 0.00% ✗ -
Oct 3, 2025 Oct 7, 2025 Aronson Martha Goldberg CEO Neutral 90.0 +19,594 100.00% ✗ -
Oct 7, 2025 Aronson Martha Goldberg CEO Neutral 52.5 - 0.00% ✗ -
Aug 29, 2025 Sep 3, 2025 Lampropoulos Fred P. CEO Sell 15.0 -126,278 -9.62% ✗ $11.4M
Aug 22, 2025 Aug 25, 2025 Ward Lynne N. Director Sell 20.0 -3,000 -18.98% ✗ $265.7K
Aug 11, 2025 Aug 12, 2025 Ward Lynne N. Director Sell 22.5 -2,433 -15.96% ✗ $206.5K
Jun 13, 2025 Jun 17, 2025 Parra Raul Jr. CFO Sell 17.5 -15,181 -36.04% ✗ $1.4M
Jun 10, 2025 Jun 12, 2025 Lampropoulos Fred P. CEO Sell 51.3 -400 -0.03% ✗ $38.2K
Jun 11, 2025 Smith Christian Adam Chief Commercial Officer Neutral 52.5 - 0.00% ✗ -
Jun 5, 2025 Jun 9, 2025 Lampropoulos Fred P. CEO Sell 30.0 -10,000 -0.86% ✗ $951.9K
Jun 2, 2025 Jun 3, 2025 Voigt Michel J. CHIEF HUMAN RESOURCES OFFICER Neutral 45.0 -55 -0.25% ✗ -
May 30, 2025 Jun 3, 2025 McDonnell Michael R. Director Sell 7.5 -3,500 -35.37% ✓ $330.4K
May 30, 2025 Jun 3, 2025 Floyd David Director Sell 17.5 -3,515 -18.92% ✓ $331K
May 30, 2025 Jun 3, 2025 Lampropoulos Fred P. CEO Sell 30.0 -10,000 -0.85% ✗ $951.2K
May 27, 2025 May 29, 2025 LAMPROPOULOS FRED P CEO Sell 17.5 -20,000 -1.68% ✗ $1.9M
May 15, 2025 May 19, 2025 Millner F. Ann Director Sell 10.0 -19,098 -21.66% ✓ $2M
May 15, 2025 May 19, 2025 Gunderson Thomas James Director Neutral 85.0 +2,152 6.35% ✗ -
May 15, 2025 May 19, 2025 Ward Lynne Director Neutral 90.0 +2,152 20.19% ✗ -
May 15, 2025 May 19, 2025 MCDONNELL MICHAEL R Director Neutral 90.0 +2,152 27.79% ✗ -
May 15, 2025 May 19, 2025 Kaiser Laura S. Director Neutral 90.0 +2,152 27.79% ✗ -
May 15, 2025 May 19, 2025 Floyd David Director Neutral 90.0 +2,152 13.10% ✗ -
May 15, 2025 May 19, 2025 Floyd David Director Neutral 90.0 +2,152 13.10% ✗ -
May 15, 2025 May 19, 2025 Evans Stephen C. Director Neutral 90.0 +2,152 46.21% ✗ -
May 15, 2025 May 19, 2025 Carpenter Lonny J Director Neutral 90.0 +2,152 14.14% ✗ -
May 15, 2025 May 19, 2025 Perez Silvia Director Neutral 90.0 +2,152 88.52% ✗ -
Apr 1, 2025 Apr 2, 2025 Peterson Neil COO Sell 22.5 -5,000 -14.98% ✓ $522.7K
Mar 13, 2025 Mar 14, 2025 Lloyd Brian G. CHIEF LEGAL OFFICER, SECRETARY Neutral 27.5 -4,700 -12.07% ✗ -
Mar 4, 2025 Mar 6, 2025 Voigt Michel James CHIEF HUMAN RESOURCES OFFICER Neutral 27.5 -620 -2.77% ✗ -
Mar 5, 2025 Mar 6, 2025 LAMPROPOULOS FRED P CEO Sell 17.5 -34,319 -2.80% ✗ $3.6M
Mar 5, 2025 Mar 6, 2025 Parra Raul Jr. CFO Sell 20.0 -5,361 -16.58% ✗ $555.3K
Mar 4, 2025 Mar 6, 2025 Lloyd Brian G. CHIEF LEGAL OFFICER, SECRETARY Sell 17.5 -30,048 -27.84% ✗ $3.1M
Mar 3, 2025 Mar 4, 2025 Peterson Neil COO Sell 22.5 -5,000 -14.98% ✓ $525K
Mar 3, 2025 Mar 4, 2025 Evans Stephen C. Director Sell 20.0 -5,000 -51.78% ✗ $526.6K
Feb 27, 2025 Mar 3, 2025 Peterson Neil COO Sell 97.5 +13,550 91.44% ✗ $419.1K
Feb 27, 2025 Mar 3, 2025 Lloyd Brian G. CHIEF LEGAL OFFICER, SECRETARY Sell 17.5 -10,609 -6.77% ✗ $2.9M
Feb 27, 2025 Mar 3, 2025 LAMPROPOULOS FRED P CEO Sell 70.0 +9,101 0.20% ✗ $4.2M
Feb 27, 2025 Mar 3, 2025 Voigt Michel James CHIEF HUMAN RESOURCES OFFICER Sell 17.5 -1,318 -1.56% ✗ $1.8M
Feb 27, 2025 Mar 3, 2025 Parra Raul Jr. CFO Sell 100.0 +7,840 40.98% ✗ $2M
Feb 28, 2025 Mar 3, 2025 Gunderson Thomas James Director Sell 17.5 -12,806 -27.43% ✗ $1.3M
Nov 15, 2024 Nov 18, 2024 Millner F. Ann Director Sell 5.0 -12,500 -27.85% ✓ $1.3M
Nov 7, 2024 Nov 12, 2024 Parra Raul Jr. CFO Sell 20.0 -5,361 -21.89% ✗ $547.8K
Nov 5, 2024 Nov 7, 2024 Peterson Neil COO Sell 20.0 -5,000 -25.23% ✗ $490K
Nov 5, 2024 Nov 7, 2024 Parra Raul Jr. CFO Sell 17.5 -29,646 -60.78% ✗ $2.9M
Jun 28, 2024 Jul 2, 2024 Millner F. Ann Director Sell 5.0 -12,500 -27.85% ✓ $1.1M
Jun 10, 2024 Jun 12, 2024 Peterson Neil COO Sell 7.5 -7,500 -33.60% ✓ $613.8K
May 16, 2024 May 20, 2024 MCDONNELL MICHAEL R Director Neutral 90.0 +2,431 45.76% ✗ -
May 16, 2024 May 20, 2024 Evans Stephen C. Director Neutral 90.0 +2,431 33.64% ✗ -
May 16, 2024 May 20, 2024 Carpenter Lonny J Director Neutral 90.0 +2,431 19.02% ✗ -
May 16, 2024 May 20, 2024 Gunderson Thomas James Director Neutral 90.0 +2,431 12.62% ✗ -
May 16, 2024 May 20, 2024 Floyd David Director Neutral 90.0 +2,431 17.37% ✗ -
May 16, 2024 May 20, 2024 Millner F. Ann Director Neutral 85.0 +2,431 8.11% ✗ -
May 16, 2024 May 20, 2024 Perez Silvia Director Neutral 90.0 +2,431 100.00% ✗ -
May 16, 2024 May 20, 2024 Ward Lynne Director Neutral 90.0 +2,431 29.55% ✗ -
May 16, 2024 May 20, 2024 Kaiser Laura S. Director Neutral 90.0 +2,431 45.76% ✗ -
May 20, 2024 Perez Silvia Director Neutral 52.5 - 0.00% ✗ -
Mar 14, 2024 Mar 15, 2024 Lloyd Brian G. CHIEF LEGAL OFFICER, SECRETARY Neutral 27.5 -1,180 -4.58% ✗ -
Mar 12, 2024 Mar 13, 2024 Parra Raul Jr. CFO Sell 20.0 -6,480 -30.48% ✗ $479.2K
Mar 7, 2024 Mar 8, 2024 Wright Joseph CHIEF COMMERCIAL OFFICER Sell 17.5 -25,000 -37.19% ✗ $1.9M
Mar 6, 2024 Mar 8, 2024 Peterson Neil COO Neutral 52.5 - 0.00% ✗ -
Mar 4, 2024 Mar 6, 2024 Voigt Michel James CHIEF HUMAN RESOURCES OFFICER Sell 95.0 +9,393 1772.26% ✗ $201.2K
Mar 4, 2024 Mar 6, 2024 Peterson Neil COO Neutral 90.0 +7,319 100.00% ✗ -
Mar 4, 2024 Mar 6, 2024 Wright Joseph CHIEF COMMERCIAL OFFICER Sell 95.0 +11,799 38.78% ✗ $201.2K
Mar 4, 2024 Mar 6, 2024 Lloyd Brian G. CHIEF LEGAL OFFICER, SECRETARY Sell 97.5 +9,862 61.95% ✗ $349.4K
Mar 4, 2024 Mar 6, 2024 LAMPROPOULOS FRED P CEO Sell 90.0 +35,191 3.09% ✗ $638.3K
Mar 4, 2024 Mar 6, 2024 Parra Raul Jr. CFO Sell 95.0 +11,799 124.75% ✗ $201.2K
Mar 4, 2024 Mar 5, 2024 Gunderson Thomas James Director Sell 17.5 -18,157 -48.53% ✗ $1.4M
Mar 4, 2024 Mar 5, 2024 Evans Stephen C. Director Sell 22.5 -1,000 -12.16% ✗ $76.3K
Jan 22, 2024 Jan 24, 2024 Millner F. Ann Director Sell 5.0 -20,000 -40.03% ✓ $1.6M
Aug 25, 2023 Aug 29, 2023 LAMPROPOULOS FRED P CEO Sell 16.3 -139,016 -10.88% ✗ $9.3M
Aug 22, 2023 Aug 23, 2023 Peterson Neil COO Sell 20.0 -8,000 -100.00% ✗ $543.3K
Aug 14, 2023 Aug 14, 2023 ANDERSON A SCOTT Director Neutral 27.5 -2,820 -5.73% ✗ -
Aug 9, 2023 Aug 11, 2023 ANDERSON A SCOTT Director Sell 17.5 -22,180 -31.07% ✗ $1.5M
May 18, 2023 May 23, 2023 Floyd David Director Neutral 90.0 +2,262 19.27% ✗ -
May 18, 2023 May 23, 2023 Kaiser Laura S. Director Neutral 90.0 +2,262 74.16% ✗ -
May 18, 2023 May 22, 2023 Floyd David Director Neutral 90.0 +2,262 19.27% ✗ -
May 18, 2023 May 22, 2023 Ward Lynne Director Neutral 90.0 +2,262 37.93% ✗ -
May 18, 2023 May 22, 2023 MCDONNELL MICHAEL R Director Neutral 90.0 +2,262 74.16% ✗ -
May 18, 2023 May 22, 2023 Carpenter Lonny J Director Neutral 90.0 +2,262 21.50% ✗ -
May 18, 2023 May 22, 2023 Gunderson Thomas James Director Neutral 90.0 +2,262 22.28% ✗ -
May 18, 2023 May 22, 2023 ANDERSON A SCOTT Director Neutral 85.0 +2,262 5.13% ✗ -
May 18, 2023 May 22, 2023 Millner F. Ann Director Neutral 85.0 +2,262 8.17% ✗ -
May 18, 2023 May 22, 2023 Evans Stephen C. Director Neutral 90.0 +2,262 37.93% ✗ -
Mar 16, 2023 Mar 20, 2023 Peterson Neil COO Sell 20.0 -8,000 -100.00% ✗ $550K
Mar 14, 2023 Mar 16, 2023 LAMPROPOULOS FRED P CEO Sell 17.5 -24,977 -2.28% ✗ $1.7M
Mar 14, 2023 Mar 15, 2023 Voigt Michel James CHIEF HUMAN RESOURCES OFFICER Sell 22.5 -2,000 -78.99% ✗ $136.6K
Mar 13, 2023 Mar 14, 2023 Lloyd Brian G. CHIEF LEGAL OFFICER, SECRETARY Neutral 27.5 -1,450 -8.35% ✗ -
Mar 8, 2023 Mar 10, 2023 Ward Lynne Director Sell 20.0 -11,585 -66.02% ✗ $772.8K
Mar 6, 2023 Mar 8, 2023 ANDERSON A SCOTT Director Sell 17.5 -18,000 -28.97% ✗ $1M