Security key
810648105
CUSIP: 810648105
Security key
810648105
Report period
Q4 2020
Institutions
46
Top holders
10
Broader feeds
Ownership snapshot
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.
Quick read
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.
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ORBIMED ADVISORS LLC |
13F
Company
|
9%
|
$35,739,000
4,797,148 shares
|
— | 30 Sep 2020 |
| 5AM Venture Management, LLC |
13F
Company
|
7.2%
|
$28,544,000
3,831,474 shares
|
— | 30 Sep 2020 |
| RA CAPITAL MANAGEMENT, L.P. |
13F
Company
|
6.6%
|
$26,217,000
3,518,998 shares
|
— | 30 Sep 2020 |
| Ikarian Capital, LLC |
13F
Company
|
2.8%
|
$11,033,000
1,481,147 shares
|
— | 30 Sep 2020 |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
Company
|
1.4%
|
$5,494,000
737,467 shares
|
— | 30 Sep 2020 |
| VANGUARD GROUP INC |
13F
Company
|
1.1%
|
$4,393,000
589,676 shares
|
— | 30 Sep 2020 |
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
Investor-level positions for this CUSIP, loaded as an interactive table.
| 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.
| Investor | Q3 2020 Shares | Q4 2020 Shares | Share Diff | Share Chg % | Q3 2020 value | Q4 2020 value | Value change | Value Chg % |
|---|