AVIR
Atea Pharmaceuticals, Inc. · Healthcare · Biotechnology
Momentum inputs (comparable managers):
holder breadth -10.0% ·
share flow +0.5% ·
net new positions -11.1%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 62 | -4 | 39.30M | $182.78M | +3 | −7 |
| Q1 2026 | 68 | +5 | 39.11M | $209.92M | +8 | −3 |
| Q4 2025 | 63 | +1 | 37.55M | $134.03M | +1 | — |
| Q3 2025 | 17 | +2 | 27.75M | $80.49M | +2 | — |
| Q2 2025 | 12 | 0 | 25.41M | $91.49M | +1 | −1 |
| Q1 2025 | 9 | -1 | 6.11M | $18.26M | — | −1 |
| Q4 2024 | 10 | +1 | 6.07M | $20.35M | +2 | −1 |
| Q3 2024 | 8 | 0 | 4.57M | $15.30M | +1 | −1 |
| Q2 2024 | 8 | — | 4.70M | $15.57M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Geode Capital Management ✦ (passive) | 1.98M | +3.2% | $5.91M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 1.98M | +3.2% | $5.91M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | State Street Global Advisors ✦ (passive) | 1.77M | -0.9% | $5.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | Renaissance Technologies ✦ | 1.28M | +5.1% | $3.82M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | D. E. Shaw & Co. ✦ | 344.55K | +34.5% | $1.03M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | D. E. Shaw & Co. ✦ | 344.55K | +34.5% | $1.03M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 7 | Wellington Management ✦ | 304.53K | +39.4% | $910,545 | 0.0% | ▲ Add | 4 | SEC ↗ |
| 8 | Wellington Management ✦ | 304.53K | +39.4% | $910,545 | 0.0% | ▲ Add | 4 | SEC ↗ |
| 9 | Two Sigma Investments ✦ | 251.75K | -11.9% | $752,730 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 10 | T. Rowe Price ✦ | 79.91K | +8.2% | $239,000 | 0.0% | ▲ Add | 4 | SEC ↗ |
| 11 | Millennium Management ✦ | 76.56K | +240.2% | $228,920 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 12 | Citadel Advisors ✦ | 21.99K | -90.0% | $65,756 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 13 | Citadel Advisors ✦ | 21.99K | -90.0% | $65,756 | 0.0% | ▼ Trim | 4 | 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
| Marshall Wace | $259,897 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 126 holders, 59.16M shares, $308.71M 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.