Latest Period
Q1 2026
Security Snapshot
Solid Biosciences Inc. - Common Stock, $0.001 par value per share (SLDB) Institutional Ownership
CUSIP: 83422E204
13F Institutional Holders and Ownership History from Q3 2020 to Q2 2026
Institutions Reporting
143
Shares (Excl. Options)
99,699,288
Price
$7.20
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- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Symbol
- SLDB on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 99,699,288
- Total 13F value
- $717,405,489
- Portfolio coverage rank
- 0%
- Share change
- +18,293,034
- Value change
- +$133,509,209
- Number of holders
- 143
- Shares outstanding
- 101,143,916
- SEC-reported price per share
- $9.99
- Insider filing price
- $9.99
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- SLDB - Solid Biosciences Inc. - Common Stock, $0.001 par value per share is tracked under CUSIP 83422E204.
- 143 institutions reported positions in Q1 2026.
- 6 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 143 to 6 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $717,405,489 to $1,175,109.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 143 institutions filings for Q1 2026.
Security key
83422E204
Latest holder period
Q1 2026
13F holders
143
13D/G owners
6
CIK / CUSIP context first
Open Q1 2026 holders
SLDB full holder history
Solid Biosciences Inc. SEC filings
Solid Biosciences Inc. company facts
Solid Biosciences Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 83422E204:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
6
Security
SLDB
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 12% | +20% | $84,493,605 | +$16,652,844 | 12,036,126 | +25% | RA Capital Management, L.P. | 22 Jun 2026 |
| PERCEPTIVE ADVISORS LLC | 13% | -17% | $82,945,717 | +$238,392 | 11,969,079 | +0.29% | Perceptive Advisors LLC | 09 Mar 2026 |
| Invus Global Management, LLC | 9.6% | +2.2% | $27,216,371 | +$13,457,391 | 7,415,905 | +98% | Raymond Debbane | 31 Mar 2025 |
| Vestal Point Capital, LP | 7.5% | +260% | $32,796,600 | +$22,906,533 | 5,815,000 | +232% | Vestal Point Capital, LP | 31 Dec 2025 |
| BlackRock, Inc. | 6.1% | $22,954,472 | 4,712,573 | BlackRock, Inc. | 30 Jun 2025 | |||
| Adage Capital Management, L.P. | 1.8% | -67% | $7,896,000 | -$14,664,000 | 1,400,000 | -65% | Adage Capital Management, L.P. | 31 Dec 2025 |
As of 31 Mar 2026, 143 institutional investors reported holding 99,699,288 shares of Solid Biosciences Inc. - Common Stock, $0.001 par value per share (SLDB). This represents 99% of the company’s total 101,143,916 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
88%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| PERCEPTIVE ADVISORS LLC | 12% | 11,906,646 | +0.62% | 1.7% | $85,727,851 |
| Bain Capital Life Sciences Investors, LLC | 9.7% | 9,808,819 | +24% | 6.4% | $70,623,497 |
| RA CAPITAL MANAGEMENT, L.P. | 9.2% | 9,339,978 | +61% | 0.71% | $67,247,842 |
| Siren, L.L.C. | 7.6% | 7,690,405 | 0% | 1.5% | $55,370,916 |
| Vestal Point Capital, LP | 4.9% | 5,000,000 | -14% | 1% | $36,000,000 |
| BlackRock, Inc. | 4.9% | 4,958,354 | +1.8% | 0% | $35,700,150 |
| JANUS HENDERSON GROUP PLC | 4% | 4,010,695 | 0.01% | $28,877,004 | |
| FMR LLC | 3.6% | 3,606,404 | +78% | 0% | $25,966,109 |
| Deep Track Capital, LP | 3.5% | 3,565,062 | 0.53% | $25,668,446 | |
| ARMISTICE CAPITAL, LLC | 3.2% | 3,200,000 | +23% | 0.76% | $23,040,000 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.6% | 2,674,624 | 0% | 0% | $19,257,293 |
| CITADEL ADVISORS LLC | 2.6% | 2,596,800 | -2.5% | 0.01% | $18,696,960 |
| AMERIPRISE FINANCIAL INC | 2.4% | 2,438,849 | 0% | $17,559,723 | |
| Alyeska Investment Group, L.P. | 2.3% | 2,280,125 | +35% | 0.05% | $16,397,713 |
| FRANKLIN RESOURCES INC | 2.2% | 2,192,937 | +37% | 0% | $15,789,146 |
| Point72 Asset Management, L.P. | 2% | 2,050,843 | -15% | 0.03% | $14,766,070 |
| Redmile Group, LLC | 2% | 2,011,895 | +8.1% | 0.96% | $14,485,644 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 1.7% | 1,756,506 | +25% | 0.02% | $12,646,843 |
| Monashee Investment Management LLC | 1.4% | 1,420,295 | +5.2% | 5.6% | $10,226,124 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.3% | 1,295,984 | +2.3% | 0% | $9,333,024 |
| Nantahala Capital Management, LLC | 1.2% | 1,165,078 | -27% | 0.52% | $8,388,561 |
| STATE STREET CORP | 1.1% | 1,125,487 | +3.5% | 0% | $8,103,506 |
| DIMENSIONAL FUND ADVISORS LP | 0.95% | 956,135 | +41% | 0% | $6,877,428 |
| GOLDMAN SACHS GROUP INC | 0.92% | 935,535 | -7% | 0% | $6,735,852 |
| Ally Bridge Group (NY) LLC | 0.76% | 766,974 | +85% | 5.5% | $5,522,213 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
17
Latest
Q1 2026
Rows shown
1-17 of 17
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 117,656 | $1,175,109 | +$1,158,135 | $9.99 | 6 |
| 2026 Q1 | 99,699,288 | $717,405,489 | +$133,509,209 | $7.20 | 143 |
| 2025 Q4 | 81,373,612 | $458,959,522 | -$1,220,007 | $5.64 | 125 |
| 2025 Q3 | 81,357,999 | $501,971,186 | -$1,773,199 | $6.17 | 122 |
| 2025 Q2 | 82,208,819 | $400,360,815 | +$32,116,218 | $4.87 | 110 |
| 2025 Q1 | 78,846,500 | $291,701,746 | +$157,692,840 | $3.70 | 121 |
| 2024 Q4 | 36,331,707 | $145,326,212 | -$2,638,776 | $4.00 | 86 |
| 2024 Q3 | 35,844,916 | $249,839,838 | -$25,277,188 | $6.97 | 90 |
| 2024 Q2 | 37,594,933 | $213,228,886 | +$13,669,240 | $5.67 | 78 |
| 2024 Q1 | 34,987,922 | $465,886,559 | +$255,393,890 | $13.32 | 52 |
| 2023 Q4 | 16,633,699 | $102,223,957 | +$4,578,230 | $6.14 | 38 |
| 2023 Q3 | 16,169,847 | $40,746,223 | -$462,509 | $2.52 | 34 |
| 2023 Q2 | 16,340,241 | $85,622,446 | +$3,108,792 | $5.24 | 34 |
| 2023 Q1 | 15,773,407 | $74,764,734 | +$2,205,404 | $4.74 | 35 |
| 2022 Q4 | 15,014,401 | $80,763,090 | +$80,763,090 | $5.38 | 30 |
| 2020 Q4 | 0 | $0 | -$623,259 | $9.99 | 0 |
| 2020 Q3 | 307,024 | $623,259 | +$623,259 | $2.03 | 1 |