InsiderTrades

Form 4 for BLLN BillionToOne, Inc.

Accepted 2026-08-12 18:55:06 ET · period of report 2026-08-10 · accession 0002070849-26-000062 · 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 2026-08-12 18:55 2026-08-10 BLLN ten Bosch John Roderick SVP of Laboratory Ops S - Sale $92.86 -1,417 27.9K -5% -$131.6K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-08-10 S D 1,417 $92.86 27,884 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 March 6, 2026.