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, Q2 2026
Institutional positions in Solid Biosciences Inc. as of Jun 30, 2026. 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
- 157
- +10 vs. Q1 2026
- Shares held
- 114.5M
- +18.9M (+19.7%) vs. Q1 2026
- Total value
- $1.14B
- +$455.6M (+66.2%) vs. Q1 2026
- New holders
- 35
- 61 more added
- Sold out
- 25
- 39 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Solid Biosciences Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Susquehanna Portfolio Strategies, LLC | 107,279 | $1.07M | 0.02% | −90,292−45.7% | Reduced |
| BNP Paribas Arbitrage, SA | 108,212 | $1.08M | 0.00% | −108,984−50.2% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 109,886 | $1.10M | 0.02% | +109,886 | New |
| Qube Research & Technologies Ltd | 136,903 | $1.37M | 0.00% | +136,903 | New |
| AQR Capital Management LLC | 137,085 | $1.37M | 0.00% | −14,456−9.5% | Reduced |
| Invesco Ltd. | 143,437 | $1.43M | 0.00% | −197,503−57.9% | Reduced |
| Citigroup Inc | 148,432 | $1.48M | 0.00% | +79,056+114.0% | Added |
| Soleus Capital Management, L.P. | 150,000 | $1.50M | 0.05% | +150,000 | New |
| Apis Capital Advisors, LLC | 160,000 | $1.60M | 0.16% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 163,037 | $1.63M | 0.00% | −106,694−39.6% | Reduced |
| Balyasny Asset Management LLC | 178,253 | $1.78M | 0.00% | 00.0% | Unchanged |
| Wellington Management Group LLP | 185,365 | $1.85M | 0.00% | +24,087+14.9% | Added |
| Algert Global LLC | 187,419 | $1.87M | 0.02% | +114,765+158.0% | Added |
| UBS Group AG | 188,347 | $1.88M | 0.00% | +89,369+90.3% | Added |
| D. E. Shaw & Co., Inc. | 222,789 | $2.23M | 0.00% | +94,441+73.6% | Added |
| Nuveen, LLC | 241,642 | $2.41M | 0.00% | −158,650−39.6% | Reduced |
| J. Goldman & Co LP | 242,164 | $2.42M | 0.09% | −42,303−14.9% | Reduced |
| Bank of New York Mellon Corp | 243,154 | $2.43M | 0.00% | +105,210+76.3% | Added |
| Charles Schwab Investment Management Inc | 244,401 | $2.44M | 0.00% | +83,671+52.1% | Added |
| Morgan Stanley | 255,195 | $2.55M | 0.00% | −5,935−2.3% | Reduced |
| Ally Bridge Group (NY) LLC | 255,959 | $2.56M | 3.30% | −511,015−66.6% | Reduced |
| JPMorgan Chase & Co | 281,673 | $2.67M | 0.00% | +5,261+1.9% | Added |
| Boxer Capital Management, LLC | 300,000 | $3.00M | 0.23% | 00.0% | Unchanged |
| StemPoint Capital LP | 358,780 | $3.58M | 0.62% | +163,377+83.6% | Added |
| Point72 Asset Management, L.P. | 448,008 | $4.48M | 0.01% | −1,602,835−78.2% | Reduced |
| Vanguard Fiduciary Trust Co | 494,730 | $4.94M | 0.00% | +168,751+51.8% | Added |
| Monashee Investment Management LLC | 500,000 | $5.00M | 8.38% | −920,295−64.8% | Reduced |
| Bank of America Corp | 524,102 | $5.24M | 0.00% | +137,309+35.5% | Added |
| Moore Capital Management, LP | 603,472 | $6.03M | 0.14% | +278,723+85.8% | Added |
| Northern Trust Corp | 603,647 | $6.03M | 0.00% | +185,448+44.3% | Added |
| Birchview Capital, LP | 666,196 | $6.66M | 3.11% | +40,216+6.4% | Added |
| Silverarc Capital Management, LLC | 668,450 | $6.68M | 0.74% | +668,450 | New |
| Woodline Partners LP | 674,076 | $6.73M | 0.02% | +179,000+36.2% | Added |
| Vanguard Portfolio Management LLC | 748,589 | $7.48M | 0.00% | +409,959+121.1% | Added |
| Blair William & Co | 756,277 | $7.56M | 0.02% | +105,061+16.1% | Added |
| Dimensional Fund Advisors LP | 1,266,290 | $12.6M | 0.00% | +310,155+32.4% | Added |
| Adage Capital Partners GP, L.L.C. | 1,506,506 | $15.0M | 0.02% | −250,000−14.2% | Reduced |
| Goldman Sachs Group Inc | 1,602,917 | $16.0M | 0.00% | +667,382+71.3% | Added |
| Geode Capital Management, LLC | 1,940,824 | $19.4M | 0.00% | +644,840+49.8% | Added |
| Redmile Group, LLC | 1,948,695 | $19.5M | 1.31% | −63,200−3.1% | Reduced |
| Vestal Point Capital, LP | 2,160,000 | $21.6M | 0.50% | −2,840,000−56.8% | Reduced |
| Ameriprise Financial Inc | 2,225,783 | $22.2M | 0.00% | −213,066−8.7% | Reduced |
| Alyeska Investment Group, L.P. | 2,280,484 | $22.8M | 0.06% | +3590.0% | Added |
| Citadel Advisors LLC | 2,815,122 | $28.1M | 0.02% | +218,322+8.4% | Added |
| Franklin Resources Inc | 3,440,708 | $34.4M | 0.01% | +1,247,771+56.9% | Added |
| Deep Track Capital, LP | 3,565,062 | $35.6M | 0.52% | 00.0% | Unchanged |
| RTW Investments, LP | 3,892,926 | $38.9M | 0.33% | +3,892,926 | New |
| Vanguard Capital Management LLC | 4,009,922 | $40.1M | 0.00% | +1,335,298+49.9% | Added |
| Jupiter Topco LLC | 4,043,605 | $40.4M | 0.02% | +4,043,605 | New |
| State Street Corp | 4,175,365 | $41.7M | 0.00% | +3,049,878+271.0% | Added |
| Armistice Capital, LLC | 4,278,000 | $42.7M | 1.18% | +1,078,000+33.7% | Added |
| FMR LLC | 6,875,957 | $68.7M | 0.00% | +3,269,553+90.7% | Added |
| BlackRock, Inc. | 6,934,248 | $69.3M | 0.00% | +1,975,894+39.8% | Added |
| Siren, L.L.C. | 7,690,405 | $76.8M | 1.56% | 00.0% | Unchanged |
| Bain Capital Life Sciences Investors, LLC | 9,808,819 | $98.0M | 5.83% | 00.0% | Unchanged |
| Perceptive Advisors LLC | 11,906,646 | $118.9M | 1.85% | 00.0% | Unchanged |
| Ra Capital Management, L.P. | 12,036,126 | $120.2M | 1.04% | +2,696,148+28.9% | Added |
| Nantahala Capital Management, LLC | 0 | $0 | 0.00% | −1,165,078−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −363,675−100.0% | Sold out |
| Parkman Healthcare Partners LLC | 0 | $0 | 0.00% | −308,844−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −91,095−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −86,905−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −59,739−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −44,769−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −30,493−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −29,569−100.0% | Sold out |
| Persistent Asset Partners Ltd | 0 | $0 | 0.00% | −27,990−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −27,228−100.0% | Sold out |
| Bridgeway Capital Management, LLC | 0 | $0 | 0.00% | −23,460−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −20,409−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −19,897−100.0% | Sold out |
| Verdad Advisers, LP | 0 | $0 | 0.00% | −14,879−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −14,524−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −12,650−100.0% | Sold out |
| JustInvest LLC | 0 | $0 | 0.00% | −11,103−100.0% | Sold out |
| Martingale Asset Management L P | 0 | $0 | 0.00% | −10,574−100.0% | Sold out |
| Sound Income Strategies, LLC | 0 | $0 | 0.00% | −1,005−100.0% | Sold out |
| Osbon Capital Management LLC | 0 | $0 | 0.00% | −501−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −278−100.0% | Sold out |
| Basecamp Wealth Advisors LLC | 0 | $0 | 0.00% | −137−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −123−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Janus Henderson Group PLC | – | – | – | – | Not filed |
| Skopos Labs, Inc. | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |