DGX
Quest Diagnostics Incorporated · Healthcare · Medical - Diagnostics & Research
Momentum inputs (comparable managers):
holder breadth -6.7% ·
share flow +30.0% ·
net new positions -7.1%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 154 | +1 | 78.04M | $16.53B | +7 | −6 |
| Q1 2026 | 156 | -1 | 76.50M | $14.98B | +4 | −6 |
| Q4 2025 | 156 | +4 | 87.42M | $15.15B | +5 | — |
| Q3 2025 | 16 | -1 | 54.97M | $10.47B | — | −2 |
| Q2 2025 | 15 | -3 | 44.54M | $8.00B | — | −3 |
| Q1 2025 | 15 | +2 | 17.80M | $3.01B | +3 | −1 |
| Q4 2024 | 13 | -2 | 18.37M | $2.77B | — | −2 |
| Q3 2024 | 14 | -1 | 12.70M | $1.97B | — | −1 |
| Q2 2024 | 15 | — | 9.75M | $1.33B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | T. Rowe Price ✦ | 3.85M | +2381.6% | $598.14M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 2 | T. Rowe Price ✦ | 3.85M | +2381.6% | $598.14M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 2.62M | +1.5% | $404.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 2.62M | +1.5% | $404.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Wellington Management ✦ | 2.33M | -8.5% | $362.27M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 6 | Wellington Management ✦ | 2.33M | -8.5% | $362.27M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 7 | Wellington Management ✦ | 2.33M | -8.5% | $362.27M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 8 | Wellington Management ✦ | 2.33M | -8.5% | $362.27M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 9 | Wellington Management ✦ | 2.33M | -8.5% | $362.27M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 10 | Wellington Management ✦ | 2.33M | -8.5% | $362.27M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 11 | Norges Bank ✦ (passive) | 1.30M | +0.6% | $201.10M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 12 | Marshall Wace ✦ | 1.00M | +429.4% | $155.35M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 13 | Marshall Wace ✦ | 1.00M | +429.4% | $155.35M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 14 | Citadel Advisors ✦ | 748.13K | -35.9% | $116.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 15 | Citadel Advisors ✦ | 748.13K | -35.9% | $116.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 16 | Adage Capital Partners ✦ | 269.11K | +67.8% | $41.78M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 17 | AQR Capital Management ✦ | 263.34K | +78.6% | $40.61M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 263.34K | +78.6% | $40.61M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 19 | AQR Capital Management ✦ | 263.34K | +78.6% | $40.61M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 20 | AQR Capital Management ✦ | 263.34K | +78.6% | $40.61M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 21 | Millennium Management ✦ | 162.31K | -82.9% | $25.20M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 22 | Bridgewater Associates ✦ | 88.74K | -38.2% | $13.78M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 23 | Renaissance Technologies ✦ | 38.10K | -54.7% | $5.92M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 24 | Two Sigma Investments ✦ | 22.04K | +0.8% | $3.42M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 25 | D. E. Shaw & Co. ✦ | 2.97K | -79.0% | $461,403 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | Gotham Asset Management ✦ | 1.87K | -72.3% | $289,697 | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Point72 Asset Management | $41.03M | was 0.1% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 41.40K shares, $8,113 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.