Form 4 for BLLN BillionToOne, Inc.
Accepted 2026-09-23 17:50:49 ET · period of report 2026-09-21 · accession 0002087126-26-000013 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-09-23 17:50 | 2026-09-21 | BLLN | ten Bosch John Roderick | SVP of Laboratory Ops | S - Sale | $106.61 | -1,416 | 23.6K | -6% | -$151.0K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2026-09-21 | S | D | 1,416 | $106.61 | 23,635 | D | — | — | (F1) The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 2, 2026. |