InsiderFlow

MMSI

Merit Medical Systems, Inc.$66.75-0.69 (-1.02%)
Prev Close$67.43·MCap$4.09B·P/E31.87·Vol484.7K·Yield

Buys (12M)

0

$0.00

Sells (12M)

16

$25.55M

Net Activity

Net Seller

$25.55M

Active Insiders

8

last 12 mo

Over the past 12 months, insider activity at Merit Medical Systems, Inc. (MMSI) has been exclusively selling, with 0 insider purchases totaling $0.00 and 16 insider sales totaling $25.55M. The most recent insider transaction was by Peterson Neil W. (CHIEF OPERATING OFFICER), who sold $450.0K worth of shares on Jan 6, 2026. Merit Medical Systems, Inc. operates in the Healthcare sector, within the Medical - Instruments & Supplies industry, with a market cap of $4.09B.

MMSI Insider Trading Activity

DateInsiderTypeValue
Jan 6, 2026 Peterson Neil W.Sell$450.0K
Nov 25, 2025 Lampropoulos Fred P.Sell$880.4K
Nov 21, 2025 Lampropoulos Fred P.Sell$2.18M
Nov 20, 2025 Lampropoulos Fred P.Sell$1.70M
Nov 18, 2025 Lampropoulos Fred P.Sell$424.1K
Aug 29, 2025 Lampropoulos Fred P.Sell$11.43M
Aug 22, 2025 Ward Lynne N.Sell$265.7K
Aug 11, 2025 Ward Lynne N.Sell$206.5K
Jun 13, 2025 Parra Raul Jr.Sell$1.42M
Jun 10, 2025 Lampropoulos Fred P.Sell$38.2K
Jun 5, 2025 Lampropoulos Fred P.Sell$951.9K
May 30, 2025 Floyd DavidSell$331.0K
May 30, 2025 Lampropoulos Fred P.Sell$951.2K
May 30, 2025 McDonnell Michael R.Sell$330.4K
May 27, 2025 LAMPROPOULOS FRED PSell$1.93M
May 15, 2025 Millner F. AnnSell$2.05M
Apr 1, 2025 Peterson NeilSell$522.6K
Mar 5, 2025 LAMPROPOULOS FRED PSell$3.56M
Mar 5, 2025 Parra Raul Jr.Sell$555.3K
Mar 4, 2025 Lloyd Brian G.Sell$3.09M
Mar 3, 2025 Evans Stephen C.Sell$526.5K
Mar 3, 2025 Peterson NeilSell$525.0K
Feb 28, 2025 Gunderson Thomas JamesSell$1.28M
Feb 27, 2025 LAMPROPOULOS FRED PSell$4.24M
Feb 27, 2025 Lloyd Brian G.Sell$2.90M
Feb 27, 2025 Parra Raul Jr.Sell$2.05M
Feb 27, 2025 Peterson NeilSell$419.1K
Feb 27, 2025 Voigt Michel JamesSell$1.82M
Nov 18, 2024 Millner F. AnnSell$1.27M
Nov 12, 2024 Parra Raul Jr.Sell$547.8K
Nov 7, 2024 Parra Raul Jr.Sell$2.91M
Nov 7, 2024 Peterson NeilSell$490.0K
Jul 2, 2024 Millner F. AnnSell$1.06M
Jun 12, 2024 Peterson NeilSell$613.8K
Mar 13, 2024 Parra Raul Jr.Sell$479.2K
Mar 8, 2024 Wright JosephSell$1.89M
Mar 5, 2024 Evans Stephen C.Sell$76.3K
Mar 5, 2024 Gunderson Thomas JamesSell$1.38M
Jan 24, 2024 Millner F. AnnSell$1.60M
Aug 23, 2023 Peterson NeilSell$543.3K
Aug 11, 2023 ANDERSON A SCOTTSell$1.54M
Mar 20, 2023 Peterson NeilSell$550.0K
Mar 16, 2023 LAMPROPOULOS FRED PSell$1.71M
Mar 15, 2023 Voigt Michel JamesSell$136.6K
Mar 10, 2023 Ward LynneSell$772.8K
Mar 8, 2023 ANDERSON A SCOTTSell$1.00M
Mar 7, 2023 Parra Raul Jr.Sell$71.6K
Mar 3, 2023 Parra Raul Jr.Sell$839.0K
Mar 2, 2023 LAMPROPOULOS FRED PSell$1.44M
Aug 17, 2022 Wright JosephSell$316.3K
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MMSI Insider Buying Activity

The following table shows recent insider purchases of Merit Medical Systems, Inc. (MMSI) stock reported via SEC Form 4 filings.

No insider buying activity found for MMSI in the last 12 months.

MMSI Insider Selling Activity

The following table shows recent insider sales of Merit Medical Systems, Inc. (MMSI) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Jan 6, 2026 Peterson Neil W.Sell$450.0K
Nov 25, 2025 Lampropoulos Fred P.Sell$880.4K
Nov 21, 2025 Lampropoulos Fred P.Sell$2.18M
Nov 20, 2025 Lampropoulos Fred P.Sell$1.70M
Nov 18, 2025 Lampropoulos Fred P.Sell$424.1K
Aug 29, 2025 Lampropoulos Fred P.Sell$11.43M
Aug 22, 2025 Ward Lynne N.Sell$265.7K
Aug 11, 2025 Ward Lynne N.Sell$206.5K
Jun 13, 2025 Parra Raul Jr.Sell$1.42M
Jun 10, 2025 Lampropoulos Fred P.Sell$38.2K
Jun 5, 2025 Lampropoulos Fred P.Sell$951.9K
May 30, 2025 Floyd DavidSell$331.0K
May 30, 2025 Lampropoulos Fred P.Sell$951.2K
May 30, 2025 McDonnell Michael R.Sell$330.4K
May 27, 2025 LAMPROPOULOS FRED PSell$1.93M
May 15, 2025 Millner F. AnnSell$2.05M
Apr 1, 2025 Peterson NeilSell$522.6K
Mar 5, 2025 LAMPROPOULOS FRED PSell$3.56M
Mar 5, 2025 Parra Raul Jr.Sell$555.3K
Mar 4, 2025 Lloyd Brian G.Sell$3.09M
Mar 3, 2025 Evans Stephen C.Sell$526.5K
Mar 3, 2025 Peterson NeilSell$525.0K
Feb 28, 2025 Gunderson Thomas JamesSell$1.28M
Feb 27, 2025 LAMPROPOULOS FRED PSell$4.24M
Feb 27, 2025 Lloyd Brian G.Sell$2.90M
Feb 27, 2025 Parra Raul Jr.Sell$2.05M
Feb 27, 2025 Peterson NeilSell$419.1K
Feb 27, 2025 Voigt Michel JamesSell$1.82M
Nov 18, 2024 Millner F. AnnSell$1.27M
Nov 12, 2024 Parra Raul Jr.Sell$547.8K
Nov 7, 2024 Parra Raul Jr.Sell$2.91M
Nov 7, 2024 Peterson NeilSell$490.0K
Jul 2, 2024 Millner F. AnnSell$1.06M
Jun 12, 2024 Peterson NeilSell$613.8K
Mar 13, 2024 Parra Raul Jr.Sell$479.2K
Mar 8, 2024 Wright JosephSell$1.89M
Mar 5, 2024 Evans Stephen C.Sell$76.3K
Mar 5, 2024 Gunderson Thomas JamesSell$1.38M
Jan 24, 2024 Millner F. AnnSell$1.60M
Aug 23, 2023 Peterson NeilSell$543.3K
Aug 11, 2023 ANDERSON A SCOTTSell$1.54M
Mar 20, 2023 Peterson NeilSell$550.0K
Mar 16, 2023 LAMPROPOULOS FRED PSell$1.71M
Mar 15, 2023 Voigt Michel JamesSell$136.6K
Mar 10, 2023 Ward LynneSell$772.8K
Mar 8, 2023 ANDERSON A SCOTTSell$1.00M
Mar 7, 2023 Parra Raul Jr.Sell$71.6K
Mar 3, 2023 Parra Raul Jr.Sell$839.0K
Mar 2, 2023 LAMPROPOULOS FRED PSell$1.44M
Aug 17, 2022 Wright JosephSell$316.3K

MMSI Insiders

Peterson Neil W.

CHIEF OPERATING OFFICER

Sold $450.0K
1 tradesLast: Jan 6, 2026
Lampropoulos Fred P.

President and CEO

Sold $18.56M
8 tradesLast: Nov 25, 2025
Ward Lynne N.

Director

Sold $472.2K
2 tradesLast: Aug 22, 2025
Parra Raul Jr.

CFO AND TREASURER

Sold $9.81M
12 tradesLast: Jun 13, 2025
Floyd David

Director

Sold $331.0K
1 tradesLast: May 30, 2025
McDonnell Michael R.

Director

Sold $330.4K
1 tradesLast: May 30, 2025
LAMPROPOULOS FRED P

PRESIDENT AND CEO

Sold $13.18M
6 tradesLast: May 27, 2025
Millner F. Ann

Director

Sold $6.38M
5 tradesLast: May 15, 2025
Peterson Neil

CHIEF OPERATING OFFICER

Sold $3.90M
8 tradesLast: Apr 1, 2025
Lloyd Brian G.

CHIEF LEGAL OFFICER, SECRETARY

Sold $10.20M
6 tradesLast: Mar 4, 2025
Evans Stephen C.

Director

Sold $602.9K
2 tradesLast: Mar 3, 2025
Gunderson Thomas James

Director

Sold $2.66M
2 tradesLast: Feb 28, 2025
Voigt Michel James

CHIEF HUMAN RESOURCES OFFICER

Sold $1.96M
2 tradesLast: Feb 27, 2025
Wright Joseph

PRESIDENT, INTERNATIONAL

Sold $4.50M
6 tradesLast: Mar 8, 2024
ANDERSON A SCOTT

Sold $3.95M
3 tradesLast: Aug 11, 2023
Ward Lynne

Sold $1.45M
2 tradesLast: Mar 10, 2023
Frost Ronald

CHIEF OPERATING OFFICER

Sold $3.77M
4 tradesLast: Aug 12, 2022
Anderson Jill

Sold $60.9K
1 tradesLast: Sep 13, 2021
Lampropoulos Justin J.

PRESIDENT, EMEA

Sold $1.49M
1 tradesLast: Mar 16, 2021