MMSI

MERIT MED SYS INC

MMSI·589889104·US·Common Stock·Healthcare - Medical Instruments & Supplies-13D/G

MMSI (MERIT MED SYS INC) is held by 183 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($608.9M), VANGUARD PORTFOLIO MANAGEMENT LLC ($242.8M), VANGUARD CAPITAL MANAGEMENT LLC ($183.1M). Net institutional sentiment: Mixed. In Q1 2026, 1 member of Congress and 111 funds bought MMSI.

183
Holders
(18 Elite)
$3.6B
Total Value
59% (189)
Consensus
111 buying - 78 selling
13F: Insider & Congress:
MMSI

Smart Money Verdict

View all
Held by 183 funds
18 elite

Who's Trading

InsiderPWPeterson Neil W.Sell $1.8MAug 4, 2026
InsiderSASmith Christian AdamBuy $99KMay 11, 2026
InsiderWNWard Lynne N.Sell $313KMay 7, 2026
InsiderLGLloyd Brian G.Buy $125KMay 7, 2026
InsiderPJParra Raul Jr.Buy $92KMay 6, 2026
InsiderAGAronson Martha GoldbergBuy $121KMay 6, 2026
ActivistVAVanguard Capital Management5.2%Apr 30, 2026
ActivistVPVanguard Portfolio Management6.0%Apr 29, 2026
CongressLisa McClainLisa McClainSale $1,001 - $15,000Sep 25, 2025
CongressLisa McClainLisa McClainBuy $1,001 - $15,000Jul 22, 2025

Top Holders

Fund
Action
Shares
Value
Weight
Est. P&L
Conviction
Increased
8.8M(+1.5%)$608.9M0.0%-7.42%
32
New
3.5M$242.8M0.0%+18.96%
43
New
2.7M$183.1M0.0%+18.96%
42
Increased
2.4M(+5.8%)$162.7M0.0%+15.80%
32
Increased
2.1M(+1.8%)$145.8M0.5%+21.07%
37
Increased
1.5M(+3.8%)$104M0.0%+41.66%
31
Increased
1.3M(+10.6%)$86.9M0.0%+4.28%
33
Increased
1.2M(+1.0%)$85.3M0.0%+20.15%
30
Increased
1.2M(+4.5%)$82.6M0.1%+1.22%
37
Increased
1.1M(+0.3%)$73.3M0.0%+0.38%
30
Increased
1M(+20.0%)$70.9M0.5%-6.51%
50
Decreased
1M(-43.3%)$69.3M0.0%-8.33%
0
Decreased
962,784(-12.0%)$66.4M0.0%-7.73%
0
Increased
946,476(+14.6%)$65.2M0.5%+23.96%
40
Decreased
921,330(-4.7%)$63.5M0.0%-7.31%
0
Decreased
777,494(-11.1%)$53.6M0.2%+40.08%
0
Increased
741,942(+70.0%)$51.1M0.1%+7.39%
44
Increased
714,081(+46.9%)$49.2M0.6%-3.14%
56
Increased
681,848(+0.2%)$47M0.0%+34.20%
29
Increased
675,449(+0.5%)$46.6M0.0%+41.65%
29

Showing 1-20 of 201

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MMSIMMSIMERIT MED SYS INC

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Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer

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