Butterfly Network Ownership | Who Owns Butterfly Network?
Butterfly Network Ownership Summary
Butterfly Network is owned by 7.38% institutional investors, 14.19% insiders, and 78.43% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 5.72% of BFLY shares. American Funds SMALLCAP World A is the top mutual fund, with 3.43% of its assets in Butterfly Network shares.
BFLY Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Butterfly Network | 7.38% | 14.19% | 78.43% |
| Sector | Healthcare Stocks | 42.50% | 10.81% | 46.69% |
| Industry | Medical Device Stocks | 37.66% | 10.02% | 52.32% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 13.84M | 5.72% | $26.70M |
| Vanguard group | 11.04M | 4.57% | $21.31M |
| Fosun | 10.72M | 4.43% | $20.68M |
| Glenview capital management | 9.96M | 4.12% | $19.21M |
| Ark investment management | 6.15M | 2.54% | $11.86B |
| State street | 5.96M | 2.46% | $11.50M |
| Hood river capital management | 5.41M | 2.24% | $10.43M |
| Geode capital management | 4.60M | 1.90% | $8.89M |
| Blackrock | 2.20M | 1.05% | $1.85M |
| Millennium management | 2.16M | 1.02% | $6.74M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Fosun | 10.72M | 7.73% | $20.68M |
| Perkins capital management | 924.28K | 1.57% | $1.78M |
| Bill & melinda gates foundation | 1.01M | 1.42% | $849.24K |
| Glenview capital management | 9.96M | 0.43% | $19.21M |
| Green alpha advisors | 164.85K | 0.31% | $318.17K |
| Diametric capital, lp | 395.36K | 0.28% | $763.05K |
| First light asset management | 1.13M | 0.21% | $2.18M |
| Hood river capital management | 5.41M | 0.12% | $10.43M |
| Parkman healthcare partners | 602.19K | 0.12% | $1.16M |
| Entrypoint capital | 133.43K | 0.10% | $257.52K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Ubs group | 2.16M | 0.00% | 1.77M |
| Millennium management | 2.16M | 0.00% | 1.24M |
| State street | 5.96M | 0.00% | 831.40K |
| Perkins capital management | 924.28K | 1.57% | 629.02K |
| Parkman healthcare partners | 602.19K | 0.12% | 602.19K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Capital world investors | - | - | -8.49M |
| Blackrock | 2.20M | - | -7.82M |
| First light asset management | 1.13M | 0.21% | -4.34M |
| Acadian asset management | - | - | -2.31M |
| Ophir asset management pty | - | - | -1.92M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Parkman healthcare partners | 602.19K | 0.12% | 602.19K | $1.16M |
| Diametric capital, lp | 395.36K | 0.28% | 395.36K | $763.05K |
| Franklin resources | 135.03K | 0.00% | 135.03K | $260.61K |
| Imc-chicago | 134.91K | 0.00% | 134.91K | $260.39K |
| Voleon capital management lp | 59.12K | 0.00% | 59.12K | $114.10K |
Sold Out
| Holder | Change |
|---|---|
| Frazier financial advisors | -16.00 |
| Nelson, van denburg & campbell wealth management group | -29.00 |
| Mount yale investment advisors | -40.00 |
| Wolverine asset management | -42.00 |
| New wave wealth advisors | -50.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 74 | -61.86% | 17,830,407 | -84.78% | 7 | 0.31% | 34 | -67.62% | 17 | -58.54% |
| Jun 30, 2025 | 193 | -10.23% | 117,081,016 | 14.71% | 48 | 2.57% | 105 | -19.23% | 41 | 13.89% |
| Mar 31, 2025 | 215 | 18.78% | 102,062,069 | 40.39% | 43 | 3.72% | 130 | 36.84% | 36 | 5.88% |
| Dec 31, 2024 | 176 | 14.29% | 72,331,014 | 19.81% | 33 | 4.22% | 94 | 64.91% | 32 | -20.00% |
| Sep 30, 2024 | 153 | -11.05% | 60,359,145 | -6.97% | 28 | 2.94% | 57 | -6.56% | 40 | -31.03% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| American Funds SMALLCAP World A | 8.49M | 3.43% | - |
| ARK Genomic Revolution | 6.27M | 2.49% | -640.14K |
| ARK Genomic Revolution ETF | 6.26M | 2.49% | -22.33K |
| Vanguard Total Stock Mkt Idx Inv | 4.86M | 1.93% | -107.18K |
| Vanguard US Total Market Shares ETF | 4.38M | 1.80% | - |
| iShares Russell 2000 ETF | 4.54M | 1.80% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 2.01M | 0.80% | -873.85K |
| Fidelity Small Cap Index | 1.92M | 0.76% | 1.92M |
| SPDR® S&P Kensho New Economies Comps ETF | 1.78M | 0.71% | - |
| iShares Russell 2000 Growth ETF | 1.67M | 0.66% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Dec 02, 2025 | Caezza Nicholas | Deputy General Counsel | Sell | $4.77K |
| Nov 28, 2025 | ROTHBERG JONATHAN M | Sell | $408.18K | |
| Nov 26, 2025 | ROTHBERG JONATHAN M | Sell | $1.39M | |
| Nov 24, 2025 | ROTHBERG JONATHAN M | Sell | $1.17M | |
| Nov 24, 2025 | ROTHBERG JONATHAN M | Sell | $1.17M |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | 3 | 9 |
| 2025 Q3 | 2 | 4 |
| 2025 Q2 | - | 3 |
| 2025 Q1 | - | 1 |
| 2024 Q4 | - | 6 |
BFLY Ownership FAQ
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