VRDN
Viridian Therapeutics, Inc. · Healthcare · Biotechnology
Momentum inputs (comparable managers):
holder breadth -12.5% ·
share flow +2.1% ·
net new positions -14.3%
— formula
Concentrated accumulation — rising shares among fewer 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 | 73 | -12 | 71.65M | $1.32B | +6 | −18 |
| Q1 2026 | 88 | +7 | 66.96M | $1.32B | +11 | −5 |
| Q4 2025 | 82 | +2 | 62.58M | $1.95B | +4 | −1 |
| Q3 2025 | 16 | -1 | 34.97M | $754.70M | — | −1 |
| Q2 2025 | 14 | -2 | 33.44M | $467.46M | — | −2 |
| Q1 2025 | 13 | +2 | 10.47M | $141.20M | +2 | — |
| Q4 2024 | 11 | -2 | 10.88M | $208.63M | — | −2 |
| Q3 2024 | 12 | +3 | 5.78M | $131.57M | +3 | — |
| Q2 2024 | 9 | — | 3.15M | $40.97M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 12.24M | — | $171.10M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | Fidelity (FMR) ✦ | 12.24M | — | $171.10M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | Fidelity (FMR) ✦ | 12.24M | — | $171.10M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 5.52M | — | $77.18M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | The Vanguard Group ✦ (passive) | 4.51M | — | $63.03M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | The Vanguard Group ✦ (passive) | 4.51M | — | $63.03M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | The Vanguard Group ✦ (passive) | 4.51M | — | $63.03M | 0.0% | n/c | 1 | SEC ↗ |
| 20 | The Vanguard Group ✦ (passive) | 4.51M | — | $63.03M | 0.0% | n/c | 1 | SEC ↗ |
| 21 | The Vanguard Group ✦ (passive) | 4.51M | — | $63.03M | 0.0% | n/c | 1 | SEC ↗ |
| 22 | T. Rowe Price ✦ | 2.90M | +71.5% | $40.48M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 23 | T. Rowe Price ✦ | 2.90M | +71.5% | $40.48M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 24 | State Street Global Advisors ✦ (passive) | 2.55M | -10.9% | $35.70M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 25 | Geode Capital Management ✦ (passive) | 1.74M | +1.2% | $24.34M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 26 | Geode Capital Management ✦ (passive) | 1.74M | +1.2% | $24.34M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 27 | Marshall Wace ✦ | 1.21M | +11.4% | $16.89M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 28 | Adage Capital Partners ✦ | 1.11M | -0.5% | $15.50M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 29 | Citadel Advisors ✦ | 649.54K | +633.6% | $9.08M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 30 | Citadel Advisors ✦ | 649.54K | +633.6% | $9.08M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 31 | Fisher Asset Management ✦ | 509.96K | -5.0% | $7.13M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 32 | Wellington Management ✦ | 270.54K | +8.6% | $3.78M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 33 | Wellington Management ✦ | 270.54K | +8.6% | $3.78M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 34 | Wellington Management ✦ | 270.54K | +8.6% | $3.78M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 35 | Wellington Management ✦ | 270.54K | +8.6% | $3.78M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 36 | Wellington Management ✦ | 270.54K | +8.6% | $3.78M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 37 | Point72 Asset Management ✦ | 104.04K | -49.2% | $1.45M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 38 | Two Sigma Investments ✦ | 69.98K | -68.5% | $978,278 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 39 | Millennium Management ✦ | 59.44K | -80.0% | $830,915 | 0.0% | ▼ Trim | 5 | 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
| Renaissance Technologies | $4.32M | was 0.0% |
| D. E. Shaw & Co. | $1.10M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 225 holders, 111.32M shares, $2.12B 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 · 4.21K sh · $103,194
Officer · 10.00K sh · $245,000
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology