Transaction #23089 · Form 4 · 0002088549-26-000015
BillionToOne, Inc. · Exercise / conversion · Class A Common Stock
BillionToOne, Inc. · Transacted October 14, 2026 · Filed October 16, 2026
What does this filing report?
An SEC Form 4 filing for BillionToOne, Inc. records an exercise / conversion involving Class A Common Stock on October 14, 2026. The reported quantity was 3,183. The filing date is October 16, 2026. This is one transaction record; amounts are not allocated among any joint reporting owners.
The acquisition category describes how securities were received. It does not by itself establish a cash purchase of common stock. Read the transaction code definitionsand the original filing before interpreting the amounts.
Transaction details
- Company
- BillionToOne, Inc.
- Company CIK
- 0002070849
- Security type
- Non-derivative
- Acquisition type
- Exercise / conversion · Code M
- Quantity acquired
- 3,183
- Reported price
- 2.8
- Reference value
- 8,912.4
- Currency
- Currency not specified
- Ownership
- Direct
- Holdings after transaction
- 3,183
- Ownership description
- Not reported
- SEC acceptance time
- Oct 16, 2026, 7:00 PM EDT
- 10b5-1 indication
- Indicated in filing
Reference value is reported quantity × reported price. It is not a confirmed cash payment or an estimate of a derivative's economic value. A missing currency is not assumed to be USD.
Reporting owners
- Atay Oguzhan ↗
Chairman and CEO · Director
CIK 0002088549
These are the reporting owners named in the filing. Quantities and amounts are not allocated among co-reporters. Roles reflect this filing, not a current profile.
Company listings
This transaction is not mapped to a specific company listing.
Filing footnotes & remarks
- 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 5, 2026.
- F2
- The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $98.000 to $98.990 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F3
- The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $98.000 to $98.770 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F4
- The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.270 to $100.250 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F5
- The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.270 to $101.200 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F6
- The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $101.370 to $102.140 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F7
- The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.765 to $102.830 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F8
- The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person's spouse on June 7, 2026.
- F9
- Represents shares held by the Reporting Person's spouse.
- F10
- The options are fully vested and exercisable.
Footnotes are reproduced as plain text from the current source filing. For the full context, read the original SEC filing.
This record was updated Eastern Time. This is the stored record update time, not the transaction date. Report a correction.