Solid Biosciences Inc.
SLDB- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001707502
No open-market purchases or sales by Solid Biosciences Inc. insiders were filed in the last 90 days; 157 institutions reported holding it in 13F filings for Q2 2026, worth $1.14B in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Solid Biosciences Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 129
- +13 vs. Q2 2025
- Shares held
- 81.9M
- −940.4K (−1.1%) vs. Q2 2025
- Total value
- $505.2M
- +$101.8M (+25.2%) vs. Q2 2025
- New holders
- 25
- 38 more added
- Sold out
- 12
- 38 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SLDB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 157 | $1.14B |
| Q1 2026 | 150 | $717.4M |
| Q4 2025 | 132 | $459.2M |
| Q3 2025 | 129 | $505.2M |
| Q2 2025 | 116 | $403.4M |
| Q1 2025 | 125 | $293.2M |
| Q4 2024 | 90 | $145.3M |
| Q3 2024 | 92 | $249.8M |
| Q2 2024 | 80 | $213.2M |
| Q1 2024 | 56 | $465.9M |
| Q4 2023 | 40 | $102.2M |
| Q3 2023 | 37 | $40.7M |
| Q2 2023 | 36 | $85.6M |
| Q1 2023 | 39 | $74.8M |
| Q4 2022 | 35 | $85.6M |
| Q3 2022 | 58 | $33.4M |
| Q2 2022 | 67 | $39.5M |
| Q1 2022 | 78 | $83.3M |
| Q4 2021 | 82 | $132.2M |
| Q3 2021 | 91 | $184.3M |
| Q2 2021 | 92 | $293.4M |
| Q1 2021 | 104 | $437.6M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Solid Biosciences Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ameritas Investment Partners, Inc. | 4,926 | $30.4K | 0.00% | −1,814−26.9% | Reduced |
| Group One Trading, L.P. | 4,750 | $29.3K | 0.00% | +4,750 | New |
| CWM, LLC | 4,479 | $28.0K | 0.00% | −952−17.5% | Reduced |
| California State Teachers Retirement System | 4,122 | $25.4K | 0.00% | +3+0.1% | Added |
| Sterling Capital Management LLC | 4,068 | $25.1K | 0.00% | +2,286+128.3% | Added |
| Mirae Asset Global Investments Co., Ltd. | 3,010 | $18.6K | 0.00% | +16+0.5% | Added |
| GF Fund Management Co. Ltd. | 1,675 | $10.3K | 0.00% | +684+69.0% | Added |
| Hantz Financial Services, Inc. | 1,000 | $6.00K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 779 | $5.00K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 784 | $4.84K | 0.00% | +37+5.0% | Added |
| SBI Securities Co., Ltd. | 764 | $4.71K | 0.00% | +355+86.8% | Added |
| True Wealth Design, LLC | 564 | $3.48K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 533 | $3.29K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 431 | $2.66K | 0.00% | +431 | New |
| Optiver Holding B.V. | 412 | $2.54K | 0.00% | +412 | New |
| Allworth Financial LP | 411 | $2.54K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 400 | $2.00K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 312 | $1.93K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 300 | $1.85K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 298 | $1.84K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 263 | $1.62K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 228 | $1.41K | 0.00% | +228 | New |
| Parkside Financial Bank & Trust | 135 | $832 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 125 | $771 | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 123 | $759 | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 100 | $617 | 0.00% | +100 | New |
| GAMMA Investing LLC | 96 | $592 | 0.00% | +96 | New |
| Rothschild Investment LLC | 75 | $463 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 30 | $178 | 0.00% | 00.0% | Unchanged |
| Monashee Investment Management LLC | 0 | $0 | 0.00% | −2,165,000−100.0% | Sold out |
| Bollard Group LLC | 0 | $0 | 0.00% | −361,660−100.0% | Sold out |
| Blair William & Co | 0 | $0 | 0.00% | −165,700−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −115,762−100.0% | Sold out |
| Sphera Funds Management Ltd. | 0 | $0 | 0.00% | −50,190−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −43,500−100.0% | Sold out |
| Wealthedge Investment Advisors, LLC | 0 | $0 | 0.00% | −30,855−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −19,414−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −13,086−100.0% | Sold out |
| Raymond James Financial Inc | 0 | $0 | 0.00% | −2,835−100.0% | Sold out |
| TD Waterhouse Canada Inc. | 0 | $0 | 0.00% | −180−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |