Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for 75383L102 since 12/18/2024, largest first.
| Filer | % of Class | Filed | ||
|---|---|---|---|---|
|
Third Rock Ventures V, L.P.
13G/A
|
13.1% |
8/14/2026
Event 6/30/2026
|
||
| Third Rock Ventures V, L.P. | 13.1% | |||
| Third Rock Ventures GP V, L.P. | 13.1% | |||
| TRV GP V, LLC | 13.1% | |||
| Third Rock Ventures VI, L.P. | 2.0% | |||
| Third Rock Ventures GP VI, L.P. | 2.0% | |||
| TRV GP VI, LLC | 2.0% | |||
| Capital International Investors 13G/A | 6.1% |
8/12/2026
Event 6/30/2026
|
||
|
Cormorant Asset Management, LP
13G/A
|
5.6% |
8/14/2026
Event 6/30/2026
|
||
| Cormorant Asset Management, LP | 5.6% | |||
| Bihua Chen | 5.6% | |||
| BlackRock, Inc. 13G | 5.0% |
1/21/2026
Event 12/31/2025
|
||
| Under 5%, checked the "5 percent or less" box, or amended by a later filing (2) | ||||
|
Johnson & Johnson
13G/A
|
4.9% |
10/22/2025
Event 9/30/2025
|
||
| Johnson & Johnson | 4.9% | |||
| Johnson & Johnson Innovation - JJDC, Inc. | 4.9% | |||
|
Sofinnova Venture Partners XI, L.P.
13D/A
|
4.2% |
9/18/2025
Event 9/11/2025
|
||
| Sofinnova Venture Partners XI, L.P. ("SVP XI") | 4.0% | |||
| Sofinnova Management XI, L.P. ("SM XI LP") | 4.0% | |||
| Sofinnova Management XI, L.L.C. ("SM XI LLC") | 4.0% | |||
| Dr. James I. Healy ("Healy") | 4.2% | |||
| Dr. Maha Katabi ("Katabi") | 4.0% | |||
| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2026 Q3 | 4 | 730 | $24.5 k |
| 2026 Q2 | 165 | 52.6 M | $2.16 B |
| 2026 Q1 | 150 | 52.5 M | $1.64 B |
| 2025 Q4 | 148 | 51.3 M | $1.56 B |
| 2025 Q3 | 134 | 49.3 M | $1.46 B |
| 2025 Q2 | 84 | 38.5 M | $438 M |
| 2025 Q1 | 80 | 38.1 M | $382 M |
| 2024 Q4 | 71 | 36.6 M | $649 M |
| 2024 Q3 | 57 | 28.4 M | $582 M |
| 2024 Q2 | 36 | 25.6 M | $593 M |