Merit Medical Systems Inc (MMSI) Institutional Ownership

Ownership Summary

According to SEC filings for the period ending December 2025, Merit Medical Systems Inc (NASDAQ:MMSI) is held by 125 institutional firms.

• The percentage of Merit Medical Systems owned by institutions changed from 159.1% in September 2025 to 23.8% in December 2025, marking a slight down trend.
• On a quarter-over-quarter basis, institutional holdings shifted by 10.48%, with a year-over-year a decrease of 67.11% in the count of filers.
• A review of institutional activity for Merit Medical Systems shows 74 of 125 filers increasing their positions, while 26 reduced their stake, and 25 remained unchanged.
• The total number of shares held by institutions in Merit Medical Systems increased to 14.33Mn as of December 2025, a net change of up by 1.36Mn shares quarter on quarter, and down 47.36Mn shares year over year.
• As of December 31, 2025, VANGUARD GROUP INC held Merit Medical Systems's largest shareholding position with over 6.58Mn shares, representing 10.91% of total outstanding shares.
• Among the most significant buyers of Merit Medical Systems during December 2025 were UBS Group AG (898.59K), Assenagon Asset Management S.A. (192.14K), CONGRESS ASSET MANAGEMENT CO (184.74K), BESSEMER GROUP INC (110.39K), COMERICA BANK (64.41K).
• Leading sellers of Merit Medical Systems stock in December 2025 included Conestoga Capital Advisors, LLC (98.78K), VANGUARD GROUP INC (61.42K), Aberdeen Group plc (44.77K), THRIVENT FINANCIAL FOR LUTHERANS (17.16K), F/m Investments LLC (13.41K).
• The top 10 institutional holders of Merit Medical Systems for the quarter ending December 2025 included VANGUARD GROUP INC (6.58Mn), Conestoga Capital Advisors, LLC (2.09Mn), UBS Group AG (1.26Mn), CONGRESS ASSET MANAGEMENT CO (857.64K), THRIVENT FINANCIAL FOR LUTHERANS (732.90K), Aberdeen Group plc (473.89K), PRINCIPAL FINANCIAL GROUP INC (331.60K), FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ (321.02K), BESSEMER GROUP INC (313.98K), COMERICA BANK (287.09K).