Security key
05153U107
Security key
05153U107
Report period
Q2 2026
Institutions
20
Top holders
10
Broader feeds
Reporting periods
Recent filing periods:
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 |
|---|---|---|---|---|---|
| TCG Crossover GP II, LLC |
13D/G
Chen Yu
|
9.9%
|
$64,540,664
9,533,333 shares
|
$0 | 05 May 2026 |
| SUVRETTA CAPITAL MANAGEMENT, LLC |
13D/G
13F
Company
|
7.6%
|
$30,091,360
4,701,775 shares
|
+$10,524,518 | 30 Jun 2025 |
| Long Focus Capital Management, LLC |
13F
13D/G
Company
|
6.6%
from 13D/G
|
$30,905,004
4,619,582 shares
|
— | 31 Mar 2026 |
| Frazier Life Sciences Public Fund, L.P. |
13D/G
|
6.3%
|
$20,523,185
4,032,060 shares
|
+$4,675,216 | 31 Dec 2025 |
| BlackRock, Inc. |
13D/G
13F
Company
|
4.4%
|
$32,536,212
4,582,436 shares
|
+$8,849,753 | 30 Jun 2026 |
| Advent Life Sciences LLP |
13D/G
Rajesh Parekh, Ph.D.
|
3.3%
|
$11,768,148
2,071,857 shares
|
$0 | 13 Feb 2026 |
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 | Q4 2025 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q2 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).