Security key
501575104
CUSIP: 501575104
Security key
501575104
Report period
Q1 2024
Institutions
161
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 |
|---|---|---|---|---|---|
| BAKER BROS. ADVISORS LP |
13F
Company
|
7.3%
|
$152,656,327
5,995,928 shares
|
— | 31 Dec 2023 |
| Atlas Venture Life Science Advisors, LLC |
13F
Company
|
7.1%
|
$149,151,351
5,858,262 shares
|
— | 31 Dec 2023 |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
Company
|
6.5%
|
$135,848,000
5,335,712 shares
|
— | 31 Dec 2023 |
| BVF INC/IL |
13F
Company
|
6.2%
|
$131,419,453
5,161,801 shares
|
— | 31 Dec 2023 |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
5.8%
|
$122,604,107
4,815,558 shares
|
— | 31 Dec 2023 |
| VANGUARD GROUP INC |
13F
Company
|
4.8%
|
$101,777,980
3,997,564 shares
|
— | 31 Dec 2023 |
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 2024 Shares | Q1 2024 Shares | Share Diff | Share Chg % | Q1 2024 value | Q1 2024 value | Value change | Value Chg % |
|---|