Every Form 4 that Merit Medical Systems Inc (MMSI) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow MMSI and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full MMSI filings page.
MERIT MEDICAL SYSTEMS INC (symbol: MMSI) is the issuer of record for a Form 4 filing submitted to the SEC. Lewis Sheri reported acquisition or exercise transactions in this Form 4 filing.
MERIT MEDICAL SYSTEMS INC (MMSI) reported that Sheri Lewis, EVP of Global Operations, received a grant of 8,371 restricted stock units (RSUs) of common stock on September 4, 2026 under the Merit Medical Systems, Inc. 2026 Equity Incentive Plan. The RSUs vest in three equal annual installments on each anniversary of the award date, subject to her continued service, and her directly held common stock position reported after this grant is 8,371 shares.
MERIT MEDICAL SYSTEMS INC (MMSI) reported that Chief Operating Officer Neil W. Peterson sold 7,500 shares of common stock on 2026-08-24 in an open-market transaction at a weighted average price of $90.448 per share, with individual trades ranging from $90.43 to $90.53. Following this sale, he directly holds 18,051 common shares. He also holds non-qualified stock options covering 25,000 underlying shares at an exercise price of $68.33, vesting in 25% annual installments beginning 08/19/2022, and options over 13,576 underlying shares at an exercise price of $70.58, vesting in 25% annual installments beginning 02/28/2024.
MERIT MEDICAL SYSTEMS INC (MMSI) executive Michel J. Voigt, Chief Human Resources Officer, reported a bona fide charitable gift of 650 shares of common stock on 2026-08-24, for no consideration. Following this gift, Voigt directly holds 45,412 common shares and indirectly holds 2,265 shares through a 401(k) plan. Voigt also holds non-qualified stock options over 2,420, 4,046, and 11,076 underlying common shares at exercise prices of $56.25, $65.03, and $70.58, expiring in 2028, 2029, and 2030, respectively.
Merit Medical Systems' chief operating officer Neil W. Peterson reported selling 21,449 shares of common stock on 2026-08-04 at $85.00 per share, leaving 25,551 shares held directly. He also reports non-qualified stock options on 25,000 shares at a $68.33 exercise price and 13,576 shares at $70.58, vesting in 25% annual installments beginning 08/19/2022 and 02/28/2024, respectively.
Merit Medical Systems chief human resources officer Michel J. Voigt reported a Form 4 showing a bona fide charitable gift of 65 shares of common stock on June 15, 2026, with no consideration received. After this gift, he holds 46,062 common shares directly and 2,265 additional shares through a 401(k) plan. He also retains non-qualified stock options covering 11,076 shares at an exercise price of $70.58, 4,046 shares at $65.03, and 2,420 shares at $56.25, vesting in 25% annual installments and expiring between 2028 and 2030. The filing reflects a small charitable disposition rather than a market sale.
MERIT MEDICAL SYSTEMS INC chief legal officer Brian G. Lloyd reported a bona fide charitable gift of 2,000 shares of common stock at a reported price of $0.00 per share. The filing notes that no consideration was received for this transaction.
Following the gift, he directly holds 60,132 common shares and also has indirect ownership of 2,000 shares through a 401(k) plan. In addition, he retains several grants of non-qualified stock options to buy common stock at exercise prices ranging from $37.71 to $70.58, with expiration dates between 2027 and 2030.
MERIT MEDICAL SYSTEMS INC director Thomas J. Gunderson exercised stock options to acquire 21,250 shares of common stock. On May 20, 2026, he exercised two non-qualified stock option grants for 7,500 and 13,750 shares at an exercise price of $52.17 per share, paying the exercise prices in cash. The footnote states that no shares were sold in connection with these option exercises. Following the transactions, he directly owns 60,741 shares of common stock, and the exercised option grants now have zero remaining option shares.
Ward Lynne N. reported acquisition or exercise transactions in this Form 4 filing.
MERIT MEDICAL SYSTEMS INC director Lynne N. Ward received an equity grant. On this Form 4, she was awarded 3,457 shares of Common Stock through restricted stock units at a price of $0.00 per share as a compensation grant, not an open-market trade.
The RSUs were granted under the Merit Medical Systems, Inc. 2026 Equity Incentive Plan and will vest on May 3, 2027, subject to her continued service to the company through that date. After this award, her directly held common stock position reported in the filing is 11,266 shares.
Ward Scott R. reported acquisition or exercise transactions in this Form 4 filing.
Merit Medical Systems director Scott R. Ward received an equity award of 3,457 shares. The Form 4 reports a grant of 3,457 restricted stock units under the company’s 2026 Equity Incentive Plan at no purchase price. These RSUs will vest on May 3, 2027, subject to his continued service with the company through the vesting date. Following this award, his reported direct holdings from this grant total 3,457 shares of common stock-equivalent units, reflecting routine, compensation-related equity rather than an open-market purchase or sale.
MERIT MEDICAL SYSTEMS INC director Thomas J. Gunderson reported an equity award and his current holdings. He received a grant of 3,457 restricted stock units under the Merit Medical Systems, Inc. 2026 Equity Incentive Plan. These RSUs vest on May 3, 2027, subject to his continued service with the company through that date.
Following the award, Gunderson directly holds 39,491 shares of Common Stock. He also holds non-qualified stock options to acquire 7,500 and 13,750 shares of Common Stock at an exercise price of $52.17 per share, expiring on May 31, 2026 and May 24, 2026, respectively.
Evans Stephen C. reported acquisition or exercise transactions in this Form 4 filing.
Merit Medical Systems director Stephen C. Evans received a grant of 3,457 restricted stock units (RSUs). The award was made as common stock on a grant/award basis at no cash cost and increases his directly held common shares to 10,266 after the transaction.
The RSUs were granted under the Merit Medical Systems, Inc. 2026 Equity Incentive Plan and will vest on May 3, 2027, subject to his continued service with the company through that vesting date. This is a routine equity compensation grant rather than an open-market share purchase or sale.
Kaiser Laura S. reported acquisition or exercise transactions in this Form 4 filing.
MERIT MEDICAL SYSTEMS INC director Laura S. Kaiser reported receiving an equity grant rather than making an open-market trade. She was awarded 3,457 shares of common stock in the form of restricted stock units under the company’s 2026 Equity Incentive Plan at no cash cost to her.
The RSUs will vest on May 3, 2027, if she continues to serve the company through that date. After this grant, her reported direct holdings total 13,352 shares of common stock, reflecting a routine compensation-related award rather than a discretionary stock purchase or sale.
Perez Silvia M. reported acquisition or exercise transactions in this Form 4 filing.
MERIT MEDICAL SYSTEMS INC director Silvia M. Perez received an equity grant of 3,457 shares of common stock in the form of restricted stock units under the company’s 2026 Equity Incentive Plan. These RSUs vest on May 3, 2027, subject to her continued service, bringing her direct holdings to 8,040 shares.
Carpenter Lonny J. reported acquisition or exercise transactions in this Form 4 filing.
MERIT MEDICAL SYSTEMS INC director Lonny J. Carpenter received an equity award of 3,457 restricted stock units. These RSUs were granted under the Merit Medical Systems, Inc. 2026 Equity Incentive Plan and will vest on May 3, 2027, subject to his continued service to the company. Following this grant, he reports direct ownership of 20,824 shares of common stock.
McDonnell Michael R. reported acquisition or exercise transactions in this Form 4 filing.
Merit Medical Systems director Michael R. McDonnell received an equity grant of 3,457 shares of common stock in the form of restricted stock units. The grant was made at no cash cost to him as a compensation award and increased his directly held common shares to 9,852.
The RSUs were granted under the Merit Medical Systems, Inc. 2026 Equity Incentive Plan and will vest on May 3, 2027, provided he continues to serve the company through that date. This is a routine stock-based compensation award rather than an open-market purchase or sale.
Millner F. Ann Ed.D. reported acquisition or exercise transactions in this Form 4 filing.
MERIT MEDICAL SYSTEMS INC director receives equity award. Director F. Ann Millner was granted 3,457 restricted stock units under the Merit Medical Systems, Inc. 2026 Equity Incentive Plan. These RSUs will vest on May 3, 2027, subject to her continued service with the company until that date.
Following this award, her reported direct holdings total 38,000 shares of common stock. This is a compensation-related grant rather than an open-market stock purchase or sale.
MERIT MEDICAL SYSTEMS INC Chief Commercial Officer Christian Adam Smith reported an open-market purchase of 1,626 shares of Common Stock at $61.00 per share on May 11, 2026 through a 401(k) plan. Following this transaction, his indirect 401(k) holdings total 2,220 shares of Common Stock.
Separately, he holds 30,334 shares of Common Stock directly. He also holds non-qualified stock options to acquire 25,000 shares of Common Stock at an exercise price of $70.50 per share, expiring on October 4, 2028, and options to acquire 8,259 shares at an exercise price of $73.95 per share, expiring on March 31, 2030.
Merit Medical Systems director Lynne N. Ward reported an open-market sale of 5,000 shares of common stock on 2026-05-07. The weighted average sale price was $62.607 per share, from trades between $62.395 and $62.815. Ward now directly holds 7,809 shares.
Merit Medical Systems’ chief legal officer Brian G. Lloyd reported an insider purchase of company stock. On May 7, 2026, an entity described as a 401(k) plan bought 2,000 shares of common stock at $62.625 per share, recorded as indirect ownership.
Following this transaction, Lloyd’s filing shows 62,132 shares of common stock held directly, plus the 2,000 shares held through the 401(k) plan. He also retains several blocks of non-qualified stock options to buy common shares, with exercise prices ranging from $37.71 to $70.58 and expirations between 2027 and 2030.
Merit Medical Systems President and CEO Martha Goldberg Aronson bought 2,000 shares of the company’s common stock in an open-market purchase at $60.44 per share. After this transaction, she directly owns 49,792 shares, indicating a modest increase in her personal stake.
MERIT MEDICAL SYSTEMS INC Chief Financial Officer and Treasurer Raul Parra Jr. reported an open-market purchase of 1,500 shares of common stock at $61.01 per share on May 6, 2026. After this transaction, he directly holds 58,843 shares of common stock.
He also has an indirect interest in 2,699 shares held through a 401(k) Plan, representing plan holdings as of May 5, 2026. In addition, he holds non-qualified stock options for 13,576 underlying shares at an exercise price of $70.58 expiring on February 28, 2030, and options for 9,070 underlying shares at $65.03 expiring on February 28, 2029.
MERIT MEDICAL SYSTEMS INC executive Michel J. Voigt, the Chief Human Resources Officer, reported an open-market purchase of company stock through a retirement plan. He bought 2,250 shares of common stock at $60.65 per share, held indirectly via a 401(k) Plan, bringing those plan holdings to 2,265 shares as of the reported date.
Voigt also reports 46,127 shares of common stock held directly. In addition, he holds non-qualified stock options covering 11,076 shares at $70.58, 4,046 shares at $65.03, and 2,420 shares at $56.25, which become exercisable in 25% annual installments and expire between 2028 and 2030.
MERIT MEDICAL SYSTEMS INC director Fred P. Lampropoulos filed a Form 4 reporting his status as an insider. The summarized data show no reported purchases, sales, exercises, gifts, or other equity transactions in the covered period, and no derivative positions listed.
Merit Medical Systems’ chief legal officer and secretary, Lloyd Brian G., reported multiple equity awards in common stock. On February 26, 2026, he acquired several blocks of shares at $0.00 per share as grants, including restricted stock units that vest in scheduled annual installments, each RSU converting into one common share when vested.
Additional shares were issued after the compensation committee determined performance conditions were met for performance stock units granted on February 28, 2023. He also surrendered 5,778 shares at $78.02 per share to cover payroll and income taxes, with no shares sold in the open market. The filing also notes existing non‑qualified stock options that become exercisable in 25% annual installments beginning on various prior grant dates.
Merit Medical Systems’ chief operating officer Neil W. Peterson reported new equity awards and a related tax share surrender. He acquired 7,690 restricted stock units that vest in three equal annual installments, each RSU converting into one common share when it vests. He also received 17,002 common shares after the company’s Compensation and Talent Development Committee determined performance conditions under earlier performance stock units granted on 02/28/2023 had been met. To cover payroll and income taxes, he surrendered 6,061 common shares to the company at $78.02 per share, with no open-market sale involved.
Aronson Martha Goldberg reported acquisition or exercise transactions in this Form 4 filing.
Merit Medical Systems director and President and CEO Martha Goldberg Aronson reported an equity award of 28,198 shares of common stock in the form of restricted stock units. These RSUs vest in three equal annual installments on each of the first three anniversaries of the grant date, contingent on her continued service. After this grant, she directly holds 47,792 common shares, aligning a portion of her compensation with the company’s future performance.
Merit Medical Systems’ chief human resources officer, Michel J. Voigt, reported equity awards and related tax withholding in company stock. On February 26, 2026, he received three stock awards totaling 31,101 shares of common stock at no purchase price, including restricted stock units and performance-based shares.
Footnotes state that two awards are restricted stock units vesting in scheduled installments, and one reflects earned performance stock units granted on February 28, 2023. Voigt then surrendered 6,698 shares back to the issuer at $78.02 per share to cover payroll and income taxes, with no open-market sale. Following these transactions, he directly held 46,127 common shares, plus additional non-qualified stock options and 15 shares held indirectly through a 401(k) plan.
Merit Medical Systems’ Chief Commercial Officer Christian Adam Smith reported multiple equity awards and related tax withholding in company stock. On February 26, 2026, he acquired 8,203, 6,409 and 6,762 shares of common stock at $0 per share through grants and the settlement of performance stock units.
Footnotes state two awards are restricted stock units that vest in scheduled annual installments over two or three years, each RSU converting into one share upon vesting. An additional 2,018 shares were surrendered back to the company at $78.02 per share to cover payroll and income taxes, with no shares sold in the open market.
MERIT MEDICAL SYSTEMS INC CFO and Treasurer Raul Parra Jr. reported multiple equity awards and related tax-share withholding in common stock. On February 26, 2026, he acquired 12,305, 9,613, and 17,002 shares of common stock at $0.00 per share through grants and performance-based vesting.
Footnotes explain that two awards are restricted stock units that vest in scheduled annual installments, and one reflects shares issued after performance stock unit conditions were met. He also surrendered 5,778 shares at $78.02 per share back to the company to cover payroll and income taxes, with no open-market sale.
After these transactions, Parra held 57,343 shares of common stock directly, non-qualified stock options for 9,070 and 13,576 shares, and an additional 2,735 shares indirectly through a 401(k) plan.
Merit Medical Systems' chief operating officer Neil W. Peterson reported an option exercise and share sale in company stock. On January 6, 2026, he exercised 5,000 non-qualified stock options with an exercise price of $54.4 per share, receiving 5,000 shares of common stock. The same day, he sold 5,000 common shares at a price of $90 per share, leaving him with 28,369 common shares held directly afterward. The filing also shows remaining non-qualified stock options for 25,000 shares at an exercise price of $68.33 and 13,576 shares at $70.58, all held directly. The option exercise and related sale were carried out under a Rule 10b5-1 trading plan adopted on November 6, 2024.
Merit Medical Systems (MMSI) reported an insider transaction by a director and Executive Chairman. On 11/25/2025, the insider sold 10,000 shares of common stock at a weighted average price of $88.0377, with individual trades between $88.00 and $88.175. After the sale, the insider directly owned 1,019,955 shares of common stock.
The insider also had indirect holdings of 8,280.258 shares through a spouse, 98,132 shares through a 401(k) plan as of 10/31/2025, and 90 shares held by the spouse as custodian for a child. In addition, the insider held non-qualified stock options to purchase 100,334 shares at $37.71 expiring on 02/26/2027, 58,083 shares at $56.25 expiring on 03/19/2028, and 54,302 shares at $70.58 expiring on 02/28/2030, each vesting in 25% annual installments from their respective commencement dates.
Merit Medical Systems (MMSI) Executive Chairman and director reported a sale of company stock and detailed his remaining holdings. On 11/21/2025, he sold 25,000 shares of common stock at a weighted average price of $87.31, with individual trades ranging from $87.0000 to $87.6708. After this sale, he directly owns 1,029,955 shares of Merit Medical common stock.
He also reports indirect ownership of 8,280.258 shares held by his spouse, 98,132 shares held in a 401(k) plan as of 10/31/2025, and 90 shares held by his spouse as custodian for a child, while expressly disclaiming beneficial ownership of the spouse’s securities. In addition, he holds non-qualified stock options to purchase 100,334 shares at $37.71 exercisable through 02/26/2027, 58,083 shares at $56.25 through 03/19/2028, and 54,302 shares at $70.58 through 02/28/2030, each vesting in 25% annual installments from their respective commencement dates.
Merit Medical Systems (MMSI) Executive Chairman and director reported an insider stock sale. On 11/20/2025, the reporting person sold 20,000 shares of Merit Medical common stock at a weighted average price of $85.1325 per share. The filing notes that these shares were sold in multiple transactions within a price range from $85.01 to $86.3499 per share.
After this sale, the reporting person directly owned 1,054,955 shares of common stock. In addition, there were indirect holdings of 8,280.258 shares through a spouse, 98,132 shares through a 401(k) plan as of 10/31/2025, and 90 shares held by a spouse as custodian for a child. The report also lists non-qualified stock options with exercise prices between $37.71 and $70.58 covering a total of 212,719 shares, with vesting in equal 25% annual installments beginning on their respective commencement dates.
Merit Medical Systems executive chairman and director reported selling 5,000 shares of common stock on 11/18/2025 at a weighted average price of $84.826 per share. Following this sale, he directly owns 1,074,955 shares, with additional indirect holdings including 8,280.258 shares held by his spouse, 98,132 shares in a 401(k) plan as of 10/31/2025, and 90 shares held by his spouse as custodian for a child.
He also holds non-qualified stock options to purchase 100,334 shares at $37.71 exercisable through 02/26/2027, 58,083 shares at $56.25 exercisable through 03/19/2028, and 54,302 shares at $70.58 exercisable through 02/28/2030, each becoming exercisable in 25% annual installments from their respective commencement dates. The filing notes the spouse’s holdings are disclaimed as beneficial ownership.
Martha Goldberg Aronson, President and CEO and a director of Merit Medical Systems, Inc. (MMSI), reported an amended Form 4 showing a grant of 19,594 restricted stock units (RSUs) on 10/03/2025. The RSUs carry no cash purchase price and vest in three equal annual installments on each of the first three anniversaries of the grant date, subject to her continued service; each RSU converts to one share of common stock upon vesting. The Form 4/A was signed by an attorney-in-fact on 10/07/2025.
Martha Goldberg Aronson, President and CEO of Merit Medical Systems, Inc. (MMSI), received a grant of 19,594 restricted stock units (RSUs) on 10/03/2025. The RSUs were granted at a reported price of $0 and represent the contingent right to receive one share of common stock per RSU upon vesting. The award vests in three equal annual installments on each of the first three anniversaries of the grant date, subject to continued service. After the grant, the reporting person is shown as beneficially owning 19,594 shares directly. The Form 4 was submitted via attorney-in-fact on 10/07/2025.