Atay Oguzhan sold BLLN
August 3, 2026 · Form 4 insider transaction
Atay Oguzhan sold 6,250 shares of BillionToOne, Inc. at $137.37 per share, a transaction worth $858.6K. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Disposed (sell-side)
Shares
6,250
Price
$137.37
Total value
$858.6K
InsiderAtay Oguzhan
RoleOfficer, Director
CompanyBillionToOne, Inc. (BLLN)
SecurityClass A Common Stock
Transaction codeS: Open-market sale
Transaction dateAugust 3, 2026
Filing dateAugust 5, 2026
Shares owned after168,750
OwnershipIndirect
10b5-1 planYes
AmendedNo
Footnotes
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.; Represents shares held by the Reporting Person's spouse.