Oguzhan Atay

Insider Reports History

Location
Menlo Park, CA
Signature
/s/ Thomas P. Lynch, Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Oguzhan Atay:

Company Role Class Num Shares Value Price $ Report Date Ownership
BillionToOne, Inc. Chairman and Chief Executive Officer, Director Class B Common Stock 2,227,542 07 Nov 2025 Direct
BillionToOne, Inc. Chairman and Chief Executive Officer, Director Stock Option (right to buy) 1,003,102 07 Nov 2025 Direct
BillionToOne, Inc. Chairman and Chief Executive Officer, Director Class A Common Stock 200,000 07 Nov 2025 By spouse
BillionToOne, Inc. Chairman and Chief Executive Officer, Director Class A Common Stock 0 07 Nov 2025 Direct
BillionToOne, Inc. Chairman and Chief Executive Officer, Director Common Stock 0 07 Nov 2025 By spouse
BillionToOne, Inc. Chairman and Chief Executive Officer, Director Common Stock 0 07 Nov 2025 Direct
BillionToOne, Inc. Chairman and Chief Executive Officer, Director Series A-1 Convertible Preferred Stock 0 07 Nov 2025 Direct

Insider Reports Filed by Oguzhan Atay

Symbol Company Period Transactions Value $ Form Type Role Filing Time
/report/000119312525278140-atay-oguzhan-2025-11-07 BillionToOne, Inc. 07 Nov 2025 14 $0 4 Chairman and Chief Executive Officer, Director 12 Nov 2025, 18:14
/report/000119312525267676-atay-oguzhan-2025-11-05 BillionToOne, Inc. 05 Nov 2025 0 $0 3 Chairman and Chief Executive Officer Exhibit 24 - Power of Attorney, Director 05 Nov 2025, 21:32