InsiderTrades

Form 4 for BLLN BillionToOne, Inc.

Accepted 2026-07-15 16:38:24 ET · period of report 2026-07-13 · accession 0002087126-26-000006 · 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
MT 2026-07-15 16:38 2026-07-13 BLLN ten Bosch John Roderick SVP of Laboratory Ops S - Sale $125.46 -4,251 29.3K -13% -$533.3K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-07-13 S D 1,417 $125.46 32,135 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.
2 Common Class A Common Stock 2026-07-13 S D 1,417 $125.46 30,718 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.
3 Common Class A Common Stock 2026-07-13 S D 1,417 $125.46 29,301 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.