BFLY
Butterfly Network, Inc. · Healthcare · Medical - Devices
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 2 | 0 | 38.16K | $307,683 | n/a | n/a |
| Q2 2026 | 91 | +3 | 107.33M | $903.18M | +8 | −6 |
| Q1 2026 | 92 | +7 | 95.54M | $385.81M | +13 | −6 |
| Q4 2025 | 84 | +2 | 92.11M | $328.02M | +2 | n/a |
| Q3 2025 | 16 | -1 | 60.81M | $112.78M | +1 | −2 |
| Q2 2025 | 14 | -2 | 67.72M | $130.72M | n/a | −2 |
| Q1 2025 | 13 | 0 | 42.33M | $91.17M | n/a | n/a |
| Q4 2024 | 13 | +3 | 32.38M | $93.71M | +3 | n/a |
| Q3 2024 | 9 | -1 | 28.48M | $46.21M | +1 | −2 |
| Q2 2024 | 10 | n/a | 27.10M | $20.74M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | ARK Investment Management ✦ | 10.98M | n/a | $9.24M | 0.1% | n/c | 1 | SEC ↗ |
| 2 | Glenview Capital ✦ | 9.75M | n/a | $6.79M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 3 | Millennium Management ✦ | 1.97M | n/a | $1.66M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 1.66M | n/a | $1.39M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 5 | D. E. Shaw & Co. ✦ | 1.51M | n/a | $675,602 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 6 | Citadel Advisors ✦ | 457.05K | n/a | $330,705 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 7 | Renaissance Technologies ✦ | 343.10K | n/a | $288,478 | 0.0% | n/c | 1 | SEC ↗ |
| 8 | Marshall Wace ✦ | 318.38K | n/a | $267,442 | 0.0% | n/c | 1 | SEC ↗ |
| 9 | T. Rowe Price ✦ | 83.40K | n/a | $71,000 | 0.0% | n/c | 1 | SEC ↗ |
| 10 | AQR Capital Management ✦ | 38.99K | n/a | $32,780 | 0.0% | n/c | 1 | SEC ↗ ×3 |
“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
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 237 holders, 138.33M shares, $545.92M 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)
Director · 115.20K sh @ 8.68 · $999,510
Open-market sales (S)
Officer, Director · 35.79K sh · $358,616
Officer · 10.11K sh · $88,447
Officer, Director · 3.17K sh · $31,757
Officer, Director · 2.81K sh · $28,110
Officer · 13.80K sh · $100,797
Officer · 140.11K sh · $1.02M
Officer · 1.71K sh · $13,927
Director · 582.50K sh · $5.23M
Director · 824.70K sh · $7.17M
Director · 500.00K sh · $4.62M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
4.8% of class · View original SEC filing ↗
0.3% of class · View original SEC filing ↗
0.4% of class · View original SEC filing ↗
0.4% of class · View original SEC filing ↗