BillionToOne, Inc. (BLLN) ownership: Top institutional holder: ADAMS STREET PARTNERS LLC ($135.10M). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| ADAMS STREET PARTNERS LLC | 1711430.00 | $135.10M | 2026-03-31 |
| BAILLIE GIFFORD & CO | 1259993.00 | $99.46M | 2026-03-31 |
| Civilization Ventures Management, LLC | 1099431.00 | $86.80M | 2026-03-31 |
| BAMCO INC /NY/ | 741485.00 | $58.53M | 2026-03-31 |
| NVP ASSOCIATES, LLC | 513330.00 | $40.52M | 2026-03-31 |
| NEUBERGER BERMAN GROUP LLC | 709214.00 | $37.81M | 2026-03-31 |
| Invesco Ltd. | 406512.00 | $32.09M | 2026-03-31 |
| WASATCH ADVISORS LP | 369638.00 | $29.18M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.