Security key
92731L106
Security key
92731L106
Report period
Q1 2021
Institutions
36
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
0 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.
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Ikarian Capital, LLC |
13F
Company
|
—
class O/S missing
|
$11,265,000
538,684 shares
|
— | 31 Dec 2020 |
| RTW INVESTMENTS, LP |
13F
Company
|
—
class O/S missing
|
$10,455,000
500,000 shares
|
— | 31 Dec 2020 |
| EcoR1 Capital, LLC |
13F
Company
|
—
class O/S missing
|
$10,047,000
480,505 shares
|
— | 31 Dec 2020 |
| Affinity Asset Advisors, LLC |
13F
Company
|
—
class O/S missing
|
$8,427,000
403,000 shares
|
— | 31 Dec 2020 |
| Holocene Advisors, LP |
13F
Company
|
—
class O/S missing
|
$7,721,000
369,230 shares
|
— | 31 Dec 2020 |
| Boxer Capital, LLC |
13F
Company
|
—
class O/S missing
|
$6,273,000
300,000 shares
|
— | 31 Dec 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 | Q1 2021 Shares | Q1 2021 Shares | Share Diff | Share Chg % | Q1 2021 value | Q1 2021 value | Value change | Value Chg % |
|---|