WAT
Waters Corporation · Healthcare · Medical - Diagnostics & Research
Momentum inputs (comparable managers):
holder breadth +7.1% ·
share flow +10.9% ·
net new positions +6.7%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 162 | +2 | 70.18M | $26.88B | +7 | −5 |
| Q1 2026 | 163 | +5 | 66.62M | $20.68B | +11 | −7 |
| Q4 2025 | 157 | -1 | 42.72M | $16.21B | +1 | −1 |
| Q3 2025 | 21 | +1 | 20.77M | $6.22B | +2 | −2 |
| Q2 2025 | 18 | +1 | 20.33M | $7.10B | +1 | — |
| Q1 2025 | 14 | -1 | 6.37M | $2.34B | — | −1 |
| Q4 2024 | 15 | +1 | 6.13M | $2.27B | +1 | — |
| Q3 2024 | 13 | -2 | 2.92M | $1.05B | +1 | −3 |
| Q2 2024 | 15 | — | 2.95M | $853.36M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | State Street Global Advisors ✦ (passive) | 2.60M | — | $965.29M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 1.45M | +2.5% | $537.05M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 1.45M | +2.5% | $537.05M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 4 | Norges Bank ✦ (passive) | 766.66K | -7.6% | $284.41M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 5 | Millennium Management ✦ | 304.40K | +7464.7% | $112.93M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 6 | Marshall Wace ✦ | 303.08K | +438.0% | $112.44M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 7 | Marshall Wace ✦ | 303.08K | +438.0% | $112.44M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 8 | Marshall Wace ✦ | 303.08K | +438.0% | $112.44M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 9 | Wellington Management ✦ | 296.39K | +9.3% | $109.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 10 | Wellington Management ✦ | 296.39K | +9.3% | $109.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 11 | Wellington Management ✦ | 296.39K | +9.3% | $109.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 12 | Wellington Management ✦ | 296.39K | +9.3% | $109.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 13 | Two Sigma Investments ✦ | 111.26K | +35.4% | $41.28M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 14 | T. Rowe Price ✦ | 84.14K | +1.1% | $31.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 15 | T. Rowe Price ✦ | 84.14K | +1.1% | $31.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 16 | PRIMECAP Management ✦ | 69.04K | -29.9% | $25.61M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 17 | Adage Capital Partners ✦ | 55.47K | New | $20.58M | 0.0% | New | 1 | SEC ↗ |
| 18 | Gotham Asset Management ✦ | 43.04K | -12.8% | $15.97M | 0.2% | ▼ Trim | 3 | SEC ↗ |
| 19 | AQR Capital Management ✦ | 23.87K | +35.7% | $8.86M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 20 | AQR Capital Management ✦ | 23.87K | +35.7% | $8.86M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 21 | AQR Capital Management ✦ | 23.87K | +35.7% | $8.86M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 22 | AQR Capital Management ✦ | 23.87K | +35.7% | $8.86M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 23 | D. E. Shaw & Co. ✦ | 9.55K | +94.9% | $3.54M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 24 | D. E. Shaw & Co. ✦ | 9.55K | +94.9% | $3.54M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 25 | Arrowstreet Capital ✦ | 6.62K | -30.8% | $2.46M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | Citadel Advisors ✦ | 1.75K | +79.2% | $650,328 | 0.0% | ▲ Add | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Adage Capital Partners | $20.58M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,162 holders, 92.59M shares, $26.09B 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.