Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for 55083R203 since 12/18/2024, largest first.
| Filer | % of Class | Filed | ||
|---|---|---|---|---|
|
ARCH Venture Fund IX, L.P.
13G/A
|
13.9% |
5/15/2026
Event 3/31/2026
|
||
| ARCH Venture Fund IX, L.P. | 13.9% | |||
| ARCH Venture Fund IX Overage, L.P. | 13.9% | |||
| ARCH Venture Fund XIII, L.P. | 13.9% | |||
| ARCH Venture Partners IX, L.P. | 13.9% | |||
| ARCH Venture Partners IX Overage, L.P. | 13.9% | |||
| ARCH Venture Partners IX, LLC | 13.9% | |||
| ARCH Venture Partners XIII, L.P. | 13.9% | |||
| ARCH Venture Partners XIII, LLC | 13.9% | |||
| Keith Crandell | 13.9% | |||
| Clinton Bybee | 7.8% | |||
| Robert Nelsen | 13.9% | |||
| Kristina Burow | 13.9% | |||
| Steven Gillis | 13.9% | |||
| Paul Berns | 6.1% | |||
| Innovative Cellular Therapeutics Holdings Ltd 13G/A | 12.3% |
6/18/2026
Event 5/18/2026
|
||
|
Euler Fund, L.P.
13G
|
6.7% |
4/21/2026
Event 3/6/2026
|
||
| Euler Fund, L.P. | 6.7% | |||
| Euler Managers Limited | 6.7% | |||
| Antonis Indianos | 6.7% | |||
|
Explore Investments LLC/DE
13G/A
|
6.6% |
5/8/2026
Event 3/31/2026
|
||
| Explore Investments LLC | 6.6% | |||
| Jeffrey P. Bezos | 6.6% | |||
|
Gates Frontier, LLC
13G
|
5.6% |
8/1/2025
Event 7/25/2025
|
||
| Gates Frontier, LLC | 5.6% | |||
| William H. Gates III | 5.6% | |||
| Under 5%, checked the "5 percent or less" box, or amended by a later filing (3) | ||||
|
MWG Caph Ltd
13G/A
|
4.3% |
5/11/2026
Event 3/31/2026
|
||
| MWG Caph Ltd | 4.3% | |||
| Milky Way Investments Group Ltd. | 4.3% | |||
|
NEWTON (PTC) Ltd
13G/A
|
3.9% |
11/12/2025
Event 9/30/2025
|
||
| Newton (PTC) Limited | 3.9% | |||
| Orland Properties Limited | 3.9% | |||
| Gemini GP Limited | 3.9% | |||
| Gemini Investments, L.P. | 3.9% | |||
|
Foresite Capital Fund IV, L.P.
13G/A
|
2.7% |
8/14/2026
Event 6/30/2026
|
||
| Foresite Capital Fund IV, L.P. | 0% | |||
| Foresite Capital Management IV, LLC | 0% | |||
| Foresite Capital Fund V, L.P. | 1.9% | |||
| Foresite Capital Management V, LLC | 1.9% | |||
| Foresite Capital Opportunity Fund V, L.P. | 0.7% | |||
| Foresite Capital Opportunity Management V, LLC | 0.7% | |||
| James B. Tananbaum | 2.7% | |||