MMSI
Merit Medical Systems, Inc. · Healthcare · Medical - Instruments & Supplies
Momentum inputs (comparable managers): holder breadth 0.0% · share flow +4.9% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 119 | +2 | 41.26M | $2.86B | +12 | −9 |
| 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 | State Street Global Advisors ✦ (passive) | 2.29M | — | $221.79M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 1.36M | 0.0% | $131.30M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 1.36M | 0.0% | $131.30M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 4 | T. Rowe Price ✦ | 772.88K | -0.4% | $74.75M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 5 | T. Rowe Price ✦ | 772.88K | -0.4% | $74.75M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 6 | Citadel Advisors ✦ | 698.59K | +1547.1% | $67.57M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 7 | Citadel Advisors ✦ | 698.59K | +1547.1% | $67.57M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 8 | Norges Bank ✦ (passive) | 688.98K | -6.2% | $66.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 9 | D. E. Shaw & Co. ✦ | 298.26K | -15.7% | $28.85M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 10 | Two Sigma Investments ✦ | 278.84K | -24.8% | $26.97M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 11 | Adage Capital Partners ✦ | 250.00K | 0.0% | $24.18M | 0.0% | Held | 3 | SEC ↗ |
| 12 | Wellington Management ✦ | 225.64K | New | $21.82M | 0.0% | New | 1 | SEC ↗ |
| 13 | Fisher Asset Management ✦ | 224.18K | +1.1% | $21.68M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 14 | Renaissance Technologies ✦ | 108.71K | +16.5% | $10.51M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 15 | Marshall Wace ✦ | 74.29K | +413.7% | $7.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 16 | Millennium Management ✦ | 66.28K | -51.3% | $6.41M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 17 | AQR Capital Management ✦ | 15.25K | +15.1% | $1.47M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 15.25K | +15.1% | $1.47M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 19 | AQR Capital Management ✦ | 15.25K | +15.1% | $1.47M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 20 | Bridgewater Associates ✦ | 6.63K | -30.8% | $641,737 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 21 | Arrowstreet Capital ✦ | 5.00K | New | $483,697 | 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
| Wellington Management | $21.82M | 0.0% |
| Arrowstreet Capital | $483,697 | 0.0% |
Exited
| Point72 Asset Management | $34.38M | was 0.1% |
| Gotham Asset Management | $787,972 | 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