Solid Biosciences Ownership | Who Owns Solid Biosciences?
Solid Biosciences Ownership Summary
Solid Biosciences is owned by 104.02% institutional investors, 0.82% insiders. Perceptive advisors is the largest institutional shareholder, holding 12.57% of SLDB shares. Franklin Biotechnology Discv A(acc)USD is the top mutual fund, with 2.22% of its assets in Solid Biosciences shares.
SLDB Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Solid Biosciences | 104.02% | 0.82% | -4.84% |
| Sector | Healthcare Stocks | 35.58% | 11.87% | 52.55% |
| Industry | Biotech Stocks | 35.75% | 11.83% | 52.41% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Perceptive advisors | 11.91M | 12.57% | $85.73M |
| Bain capital life sciences investors | 9.81M | 10.35% | $70.62M |
| Ra capital management | 9.34M | 9.86% | $67.25M |
| Siren | 7.69M | 8.12% | $55.37M |
| Vestal point capital, lp | 5.00M | 5.28% | $36.00M |
| Blackrock funding, inc. /de | 4.96M | 5.23% | $35.70M |
| Janus henderson group | 4.01M | 4.23% | $28.88M |
| Fmr | 3.61M | 3.81% | $25.97M |
| Deep track capital, lp | 3.57M | 3.76% | $25.67M |
| Vanguard group | 3.45M | 3.66% | $19.49M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Bain capital life sciences investors | 9.81M | 6.37% | $70.62M |
| Monashee investment management | 1.42M | 5.56% | $10.23M |
| Birchview capital, lp | 625.98K | 2.57% | $4.51M |
| Ally bridge group (ny) | 549.18K | 2.06% | $3.39M |
| Perceptive advisors | 11.91M | 1.68% | $85.73M |
| Bioimpact capital | 1.63M | 1.65% | $10.09M |
| Siren | 7.69M | 1.53% | $55.37M |
| Vestal point capital, lp | 5.00M | 1.01% | $36.00M |
| Redmile group | 2.01M | 0.96% | $14.49M |
| Ra capital management | 9.34M | 0.71% | $67.25M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Janus henderson group | 4.01M | 0.01% | 4.01M |
| Deep track capital, lp | 3.57M | 0.42% | 3.57M |
| Ra capital management | 9.34M | 0.71% | 3.53M |
| Ameriprise financial | 2.44M | 0.00% | 2.44M |
| Bain capital life sciences investors | 9.81M | 6.37% | 1.90M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Commodore capital lp | - | - | -5.83M |
| Vr adviser | - | - | -2.48M |
| Finepoint capital lp | - | - | -961.25K |
| Vestal point capital, lp | 5.00M | 1.01% | -815.00K |
| Ubs group | 98.98K | 0.00% | -812.43K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Janus henderson group | 4.01M | 0.01% | 4.01M | $28.88M |
| Deep track capital, lp | 3.57M | 0.42% | 3.57M | $25.67M |
| Ameriprise financial | 2.44M | 0.00% | 2.44M | $17.56M |
| Blair william & co/il | 651.22K | 0.01% | 651.22K | $4.69M |
| Vanguard fiduciary trust | 325.98K | 0.00% | 325.98K | $2.35M |
Sold Out
| Holder | Change |
|---|---|
| Clearstead advisors | -9.00 |
| Bryn mawr trust | -161.00 |
| Td waterhouse canada | -180.00 |
| Signaturefd | -228.00 |
| Daiwa securities group | -231.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 144 | 11.63% | 98,542,069 | 21.10% | 104 | 1.40% | 81 | 65.31% | 39 | -17.02% |
| 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% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Franklin Biotechnology Discv A(acc)USD | 2.19M | 2.22% | - |
| Vanguard Total Stock Mkt Idx Inv | 2.08M | 2.11% | - |
| Fidelity Select Biotechnology | 1.79M | 1.82% | - |
| Columbia Small Cap Growth | 1.48M | 1.50% | 1.48M |
| Columbia Small Cap Growth Inst | 1.48M | 1.50% | -36.67K |
| iShares Russell 2000 ETF | 1.38M | 1.40% | 11.66K |
| Franklin Biotechnology Discovery A | 1.25M | 1.27% | 456.82K |
| Vanguard US Total Market Shares ETF | 854.68K | 1.12% | - |
| iShares Biotechnology ETF | 597.38K | 0.61% | 14.75K |
| Fidelity Small Cap Index | 578.10K | 0.59% | 6.46K |
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 Q2 | - | - |
| 2026 Q1 | - | 23 |
| 2025 Q4 | - | 6 |
| 2025 Q3 | - | - |
| 2025 Q2 | - | - |
SLDB Ownership FAQ
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