Solid Biosciences Ownership | Who Owns Solid Biosciences?
Solid Biosciences Ownership Summary
Solid Biosciences is owned by 17.90% institutional investors, 0.95% insiders, and 81.15% retail investors. Perceptive advisors is the largest institutional shareholder, holding 12.57% of SLDB shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.67% of its assets in Solid Biosciences shares.
SLDB Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Solid Biosciences | 17.90% | 0.95% | 81.15% |
| Sector | Healthcare Stocks | 232.01% | 10.74% | -142.75% |
| Industry | Biotech Stocks | 381.47% | 10.55% | -292.02% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Perceptive advisors | 11.83M | 12.57% | $73.01M |
| Bain capital life sciences investors | 7.91M | 8.40% | $48.81M |
| Siren | 7.42M | 7.88% | $45.76M |
| Ra capital management | 5.81M | 6.17% | $35.86M |
| Blackrock funding, inc. /de | 4.87M | 5.16% | $27.47M |
| Adage capital partners gp | 4.00M | 4.25% | $24.68M |
| Vanguard group | 3.45M | 3.66% | $19.49M |
| Vestal point capital, lp | 2.98M | 3.16% | $18.36M |
| Fmr | 2.91M | 3.10% | $17.98M |
| Redmile group | 1.90M | 2.02% | $11.72M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Monashee investment management | 1.35M | 4.29% | $7.61M |
| Bain capital life sciences investors | 7.91M | 3.24% | $48.81M |
| Perceptive advisors | 11.83M | 2.11% | $73.01M |
| Ally bridge group (ny) | 549.18K | 2.06% | $3.39M |
| Siren | 7.42M | 1.79% | $45.76M |
| Bioimpact capital | 1.63M | 1.65% | $10.09M |
| Birchview capital, lp | 296.95K | 1.38% | $1.83M |
| Boxer capital management | 600.00K | 1.18% | $3.70M |
| Redmile group | 1.90M | 1.14% | $11.72M |
| Vestal point capital, lp | 2.98M | 0.83% | $18.36M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Vestal point capital, lp | 2.98M | 0.83% | 1.47M |
| Monashee investment management | 1.35M | 4.29% | 1.35M |
| Boxer capital management | 600.00K | 1.18% | 600.00K |
| Armistice capital | 936.00K | 0.09% | 536.00K |
| Parkman healthcare partners | 396.40K | 0.26% | 396.40K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Commodore capital lp | - | - | -5.83M |
| Adage capital partners gp | 4.00M | 0.04% | -2.73M |
| Vr adviser | - | - | -2.48M |
| Casdin capital | - | - | -775.00K |
| Ecor1 capital | - | - | -744.45K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Parkman healthcare partners | 396.40K | 0.26% | 396.40K | $2.45M |
| Fisher asset management | 103.48K | 0.00% | 103.48K | $583.63K |
| Schonfeld strategic advisors | 68.00K | 0.00% | 68.00K | $419.57K |
| State of wisconsin investment board | 47.00K | 0.00% | 47.00K | $289.98K |
| Y-intercept (hong kong) | 36.15K | 0.00% | 36.15K | $203.87K |
Sold Out
| Holder | Change |
|---|---|
| Clearstead advisors | -9.00 |
| Bryn mawr trust | -161.00 |
| Td waterhouse canada | -180.00 |
| Signaturefd | -228.00 |
| Allworth financial lp | -411.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 56 | -57.25% | 16,896,993 | -79.27% | 17 | 0.24% | 27 | -58.46% | 14 | -62.16% |
| Sep 30, 2025 | 47 | -55.66% | 11,240,036 | -85.75% | 11 | 0.17% | 22 | -68.57% | 15 | 7.14% |
| Jun 30, 2025 | 24 | -81.10% | 2,819,669 | -96.42% | 4 | 0.03% | 17 | -81.32% | 3 | -82.35% |
| Mar 31, 2025 | 127 | 33.68% | 78,847,007 | 117.02% | 193 | 2.44% | 91 | 78.43% | 17 | -5.56% |
| Dec 31, 2024 | 1 | - | 7 | - | - | - | - | - | - | - |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 2.08M | 2.67% | - |
| Fidelity Select Biotechnology | 1.98M | 2.54% | - |
| iShares Russell 2000 ETF | 1.44M | 1.85% | 1.44M |
| Franklin Biotechnology Discv A(acc)USD | 1.03M | 1.32% | - |
| Vanguard US Total Market Shares ETF | 854.68K | 1.12% | - |
| Franklin Biotechnology Discovery A | 745.93K | 0.96% | 179.23K |
| Fidelity Small Cap Index | 600.25K | 0.77% | 10.32K |
| iShares Russell 2000 Value ETF | 500.36K | 0.64% | 500.36K |
| Vanguard Institutional Extnd Mkt Idx Tr | 494.86K | 0.64% | - |
| International Biotechnology Ord | 490.90K | 0.63% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Feb 18, 2026 | Cumbo Alexander | President and CEO | Sell | $96.92K |
| Feb 18, 2026 | Hanrahan Jessie | Chief Regulatory Officer | Sell | $24.07K |
| Feb 18, 2026 | Ganot Ilan | - | Sell | $15.48K |
| Feb 18, 2026 | Herzich Paul | Chief Technology Officer | Sell | $21.06K |
| Feb 18, 2026 | Howton David T | Chief Operating Officer | Sell | $43.49K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 23 |
| 2025 Q4 | - | 6 |
| 2025 Q3 | - | - |
| 2025 Q2 | - | - |
| 2025 Q1 | 6 | 10 |
SLDB Ownership FAQ
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