Institutional Holders (2026 Q1)
398 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in MMSI. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Greenhouse Funds LLLP | 3.46% | 1,122,447 | $77.4M |
| 2 | Conestoga Capital Advisors, LLC | 2.98% | 2,167,513 | $149.4M |
| 3 | Aristotle Capital Boston, LLC | 1.62% | 377,580 | $26.1M |
| 4 | PFM Health Sciences, LP | 1.02% | 162,469 | $11.2M |
| 5 | Oberweis Asset Management Inc/ | 0.86% | 424,209 | $29.2M |
| 6 | Karras Company, Inc. | 0.81% | 11,525 | $794K |
| 7 | Thrive Capital Management, LLC | 0.73% | 48,230 | $3.3M |
| 8 | Ranger Investment Management, L.P. | 0.70% | 139,425 | $9.6M |
| 9 | ArrowMark Colorado Holdings LLC | 0.64% | 348,637 | $24.0M |
| 10 | Peak Retirement Planning, Inc. | 0.62% | 45,143 | $3.1M |
| 11 | Riverwater Partners LLC | 0.59% | 25,891 | $1.8M |
| 12 | Maverick Capital Ltd | 0.57% | 714,081 | $49.2M |
| 13 | Martin & Co Inc /Tn/ | 0.53% | 45,057 | $3.1M |
| 14 | Winnow Wealth LLC | 0.53% | 9,878 | $681K |
| 15 | Congress Asset Management Co | 0.51% | 1,029,249 | $70.9M |
| 16 | Fuller & Thaler Asset Management, INC. | 0.49% | 2,115,526 | $145.8M |
| 17 | Westwood Holdings Group Inc | 0.48% | 946,476 | $65.2M |
| 18 | American Capital Management Inc | 0.43% | 115,775 | $8.0M |
| 19 | WINTON GROUP Ltd | 0.38% | 158,783 | $10.9M |
| 20 | Oakmont Advisory Group, LLC | 0.37% | 3,975 | $350K |
| 21 | Renaissance Group LLC | 0.35% | 122,551 | $8.4M |
| 22 | Frontier Capital Management Co LLC | 0.31% | 430,618 | $29.7M |
| 23 | EULAV Asset Management | 0.30% | 138,000 | $9.5M |
| 24 | Significant Wealth Partners LLC | 0.29% | 3,364 | $232K |
| 25 | Campbell & CO Investment Adviser LLC | 0.27% | 68,415 | $4.7M |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|