Security key
83422E105
Solid Biosciences Inc. - Common Stock $0.001 par value per share (SLDB)
CUSIP: 83422E105
Q1 2021 13F Holders as of 31 Mar 2021
- Security type / class
- Equity / Common Stock $0.001 par value per share
- Total 13F shares
- 79,131,292
- Total 13F value
- $437,590,934
- Share change
- +24,521,365
- Put/Call ratio
- 55%
- SEC-reported price per share
- $5.53
- Number of holders
- 103
- Value change
- +$134,289,421
- Number of buys
- 69
- Number of sells
- 32
- Shares outstanding
- 100,767,588
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2021
Institutions
103
Top holders
10
SLDB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2021
Previous quarter: Q4 2020
Solid Biosciences Inc. SEC filings
Solid Biosciences Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 83422E105
Recent filing periods:
Ownership snapshot
Top reported holders of SLDB - Solid Biosciences Inc. - Common Stock $0.001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
PERCEPTIVE ADVISORS LLC
Disclosed value leader
PERCEPTIVE ADVISORS LLC
Comparable rows
15/15
Latest evidence
31 Dec 2020
13F
Lead comparable stake: 11%
Showing 1-6 of 15 holder rows.
Quick read
PERCEPTIVE ADVISORS LLC leads the comparable SEC ownership view at 11%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens PERCEPTIVE ADVISORS LLC's linked filing trail.
Comparable ownership
Top 5
PERCEPTIVE ADVISORS LLC
11%
RA CAPITAL MANAGEMENT, L.P.
9.9%
EcoR1 Capital, LLC
7.9%
Bain Capital Life Sciences Invest...
7%
Boxer Capital, LLC
4.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| PERCEPTIVE ADVISORS LLC |
13F
Company
|
11%
|
$81,893,000
10,803,857 shares
|
— | 31 Dec 2020 |
| RA CAPITAL MANAGEMENT, L.P. |
13F
Company
|
9.9%
|
$75,622,000
9,976,569 shares
|
— | 31 Dec 2020 |
| EcoR1 Capital, LLC |
13F
Company
|
7.9%
|
$60,471,000
7,977,702 shares
|
— | 31 Dec 2020 |
| Bain Capital Life Sciences Investors, LLC |
13F
Company
|
7%
|
$53,517,000
7,060,353 shares
|
— | 31 Dec 2020 |
| Boxer Capital, LLC |
13F
Company
|
4.2%
|
$32,098,000
4,234,574 shares
|
— | 31 Dec 2020 |
| SUVRETTA CAPITAL MANAGEMENT, LLC |
13F
Company
|
4%
|
$30,730,000
4,054,054 shares
|
— | 31 Dec 2020 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
103
Shares
79,131,292
Rows available
103
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2021 vs Q4 2020 Across Filers
Q4 2020 holders
75
Q1 2021 holders
103
Holder diff
28
| Investor | Q4 2020 Shares | Q1 2021 Shares | Share Diff | Share Chg % | Q4 2020 value | Q1 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend