MMSI MERIT MEDICAL SYSTEMS INC: institutional ownership and insider trading
437 funds reported holding $5.19B of MERIT MEDICAL SYSTEMS INC in their latest 13F filings; in Q2 2026 funds net bought $218M, with 62 new positions and 57 funds selling out; over the last 12 months insiders bought $573K and sold $8.45M on the open market.
Famous investors holding MMSI
- Lee Ainslie (Maverick Capital): $67.9M, 0.6% of the portfolio
- Two Sigma (Two Sigma Investments): $30.1M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $63.9M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $13.2M, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $8.70M, 0.0% of the portfolio
- Ray Dalio (Bridgewater Associates): $2.45M, 0.0% of the portfolio
Largest institutional holders of MMSI
- BlackRock, Inc. (BLK) — $656M
- VANGUARD GROUP INC — $580M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $241M
- VANGUARD CAPITAL MANAGEMENT LLC — $180M
- STATE STREET CORP (STT, STT-PG) — $172M
- Conestoga Capital Advisors, LLC — $137M
- GEODE CAPITAL MANAGEMENT, LLC — $113M
- FULLER & THALER ASSET MANAGEMENT, INC. — $112M
- CONGRESS ASSET MANAGEMENT CO — $109M
- DIMENSIONAL FUND ADVISORS LP — $101M
Recent MMSI insider trades
- Aug 24, 2026: Peterson Neil W. sold 7,500 shares ($678K)
- Aug 4, 2026: Peterson Neil W. sold 21,449 shares ($1.82M)
- May 11, 2026: Smith Christian Adam bought 1,626 shares ($99.2K)
- May 7, 2026: Lloyd Brian G. bought 2,000 shares ($125K)
Members of Congress trading MMSI
- Sep 25, 2025: Lisa C. McClain sold $1.00K–$15.0K
- Jul 22, 2025: Lisa C. McClain bought $1.00K–$15.0K
5%+ owners
- Vanguard Portfolio Management: 6.0% (Schedule 13G, filed Apr 29, 2026)
- Vanguard Capital Management: 5.2% (Schedule 13G, filed Apr 30, 2026)