MMSI
Merit Medical Systems, Inc. · Healthcare · Medical - Instruments & Supplies
Momentum inputs (comparable managers): holder breadth 0.0% · share flow +3.6% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 117 | +2 | 41.13M | $2.85B | +12 | −11 |
| Q1 2026 | 119 | +2 | 38.80M | $2.68B | +10 | −9 |
| Q4 2025 | 117 | -1 | 45.00M | $3.97B | +2 | −2 |
| Q3 2025 | 21 | +1 | 28.60M | $2.38B | +1 | −1 |
| Q2 2025 | 18 | 0 | 26.61M | $2.49B | +1 | −1 |
| Q1 2025 | 15 | -1 | 7.60M | $802.99M | +1 | −2 |
| Q4 2024 | 16 | 0 | 7.36M | $712.26M | +2 | −2 |
| Q3 2024 | 15 | +1 | 4.73M | $467.42M | +1 | — |
| Q2 2024 | 14 | — | 5.63M | $483.63M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 8.72M | — | $814.70M | 0.0% | n/c | 1 | SEC ↗ ×16 |
| 2 | The Vanguard Group ✦ (passive) | 6.83M | — | $638.40M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 3 | Fidelity (FMR) ✦ | 2.54M | — | $237.55M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 4 | State Street Global Advisors ✦ (passive) | 2.22M | +1.1% | $207.38M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 5 | Geode Capital Management ✦ (passive) | 1.44M | +2.8% | $134.38M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 6 | Citadel Advisors ✦ | 1.35M | +41.9% | $126.11M | 0.1% | ▲ Add | 5 | SEC ↗ ×2 |
| 7 | T. Rowe Price ✦ | 732.34K | -2.6% | $68.46M | 0.0% | ▼ Trim | 5 | SEC ↗ ×2 |
| 8 | Two Sigma Investments ✦ | 673.21K | +23.2% | $62.93M | 0.1% | ▲ Add | 5 | SEC ↗ |
| 9 | Norges Bank ✦ (passive) | 574.42K | -0.9% | $53.70M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 10 | Millennium Management ✦ | 305.82K | +563.7% | $28.59M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | D. E. Shaw & Co. ✦ | 294.25K | -4.2% | $27.51M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 12 | Wellington Management ✦ | 259.69K | -0.1% | $24.28M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 13 | Fisher Asset Management ✦ | 215.44K | -3.1% | $20.14M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 14 | Renaissance Technologies ✦ | 170.91K | +2.6% | $15.98M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 15 | Adage Capital Partners ✦ | 152.75K | +52.8% | $14.28M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 16 | Capital World Investors ✦ | 120.04K | +123.9% | $11.22M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 17 | AQR Capital Management ✦ | 14.16K | -13.4% | $1.32M | 0.0% | ▼ Trim | 5 | SEC ↗ ×4 |
| 18 | Gotham Asset Management ✦ | 4.99K | New | $466,185 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Gotham Asset Management | $466,185 | 0.0% |
Exited
| Bridgewater Associates | $257,932 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 398 holders, 58.87M shares, $3.96B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 7.50K sh · $678,360
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology