TEM
Tempus AI, Inc. · Healthcare · Medical - Healthcare Information Services
Momentum inputs (comparable managers):
holder breadth +30.0% ·
share flow +30.0% ·
net new positions +20.0%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 105 | -4 | 78.05M | $4.52B | +6 | −11 |
| Q1 2026 | 113 | -8 | 69.19M | $3.11B | +9 | −18 |
| Q4 2025 | 122 | 0 | 71.01M | $4.19B | +2 | −1 |
| Q3 2025 | 19 | +1 | 54.18M | $4.37B | +2 | −2 |
| Q2 2025 | 16 | +5 | 35.66M | $2.27B | +6 | −1 |
| Q1 2025 | 8 | +2 | 9.48M | $457.55M | +3 | −1 |
| Q4 2024 | 6 | +1 | 7.54M | $254.48M | +2 | −1 |
| Q3 2024 | 5 | -2 | 10.12M | $572.43M | n/a | −2 |
| Q2 2024 | 7 | n/a | 7.72M | $270.21M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Baillie Gifford ✦ | 12.09M | New | $768.45M | 0.6% | New | 1 | SEC ↗ ×4 |
| 2 | The Vanguard Group ✦ (passive) | 7.73M | n/a | $491.47M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 3 | ARK Investment Management ✦ | 7.42M | -1.1% | $471.58M | 3.5% | ▼ Trim | 5 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 4.14M | n/a | $263.02M | 0.0% | n/c | 1 | SEC ↗ ×13 |
| 5 | Two Sigma Investments ✦ | 1.19M | New | $75.75M | 0.1% | New | 1 | SEC ↗ |
| 6 | State Street Global Advisors ✦ (passive) | 859.87K | New | $54.64M | 0.0% | New | 1 | SEC ↗ |
| 7 | AQR Capital Management ✦ | 850.18K | New | $54.02M | 0.0% | New | 1 | SEC ↗ |
| 8 | Geode Capital Management ✦ (passive) | 649.42K | +411.4% | $41.26M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 9 | D. E. Shaw & Co. ✦ | 421.73K | +1321.4% | $26.80M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 10 | Norges Bank ✦ (passive) | 142.03K | -19.8% | $9.02M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 11 | Citadel Advisors ✦ | 88.66K | -13.0% | $5.63M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 12 | T. Rowe Price ✦ | 30.41K | -40.5% | $1.93M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 13 | Millennium Management ✦ | 22.07K | -96.1% | $1.40M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 14 | Marshall Wace ✦ | 10.60K | New | $673,524 | 0.0% | New | 1 | SEC ↗ ×4 |
| 15 | Bridgewater Associates ✦ | 3.81K | New | $242,405 | 0.0% | New | 1 | SEC ↗ |
| 16 | Fidelity (FMR) ✦ | 203 | n/a | $12,899 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Baillie Gifford | $768.45M | 0.6% |
| Two Sigma Investments | $75.75M | 0.1% |
| State Street Global Advisors | $54.64M | 0.0% |
| AQR Capital Management | $54.02M | 0.0% |
| Marshall Wace | $673,524 | 0.0% |
| Bridgewater Associates | $242,405 | 0.0% |
Exited
| Coatue Management | $45.13M | was 0.2% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 13.60K shares, $614 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 · 10.28K sh · $873,885
Officer, Director, 10% owner · 6.43K sh · $492,422
Officer, Director, 10% owner · 24 sh · $1,893
Officer, Director, 10% owner · 2.09K sh · $163,579
Officer, Director, 10% owner · 33.77K sh · $2.61M
Officer, Director, 10% owner · 17.36K sh · $1.33M
Officer, Director, 10% owner · 29.37K sh · $2.27M
Officer, Director, 10% owner · 965 sh · $73,890
Officer, Director, 10% owner · 37.95K sh · $2.97M
Officer, Director, 10% owner · 4.42K sh · $341,622
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology