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$BLLN All transactions

BillionToOne, Inc.

J

$ Value

Shares

200,000

Price

Filed

Nov 12

Insider

Name

Atay Oguzhan

Title

See Remarks

CIK

0002088549

Roles

Director Officer

Transaction Details

Transaction Date

2025-11-07

Code

J

Table

Non-Derivative

Ownership

Indirect

Equity Swap

No

Shares After

200,000

Footnotes

The total represents shares received upon conversion of shares of Series A-1 Convertible Preferred Stock. | The reported security converted into the Issuer's Common Stock on a one-for-one basis automatically immediately prior to the closing of the Issuer's initial public offering of Class A common stock (the "Offering") without payment of further consideration. The shares have no expiration date. | Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A common stock immediately prior to the completion of the Offering. | Represents shares held by the Reporting Person's spouse. | Following the reclassification of Common Stock into Class A Common Stock, these shares of Class A common stock were exchanged at a 1:1 ratio for shares of Class B common stock in a transaction previously approved by the Issuer's board of directors. | Each share of Class B Common Stock is convertible into one share of Class A common stock at the option of the holder. Class B common stock will convert automatically on a one-for-one basis into shares of the Issuer's Class A common stock upon the earliest of (i) seven years from the date of filing of the amended and restated certificate of incorporation, in connection with the Offering and (ii) the date specified by a vote of the holders of Class B common stock representing a majority of the outstanding shares of Class B common stock. | The options are fully vested and exercisable. | The options are subject to a service-based vesting requirement, which shall be satisfied over a six-year period. The options vest and become exercisable in equal monthly installments commencing on June 11, 2025, subject to the Reporting Person's continuous service with the Issuer through each such vesting date.

Filing Info

Accession No.

0001193125-25-278140

Form Type

4

Issuer CIK

0002070849

Atay Oguzhan's History

Date Ticker Type Value
2025-11-07 BLLN C
2025-11-07 BLLN J
2025-11-07 BLLN J
2025-11-07 BLLN J
2025-11-07 BLLN J
2025-11-07 BLLN J
2025-11-07 BLLN J
2025-11-07 BLLN J
2025-11-07 BLLN C
2025-11-07 BLLN J $0

Other Insiders at BLLN (90d)

No other insider activity at this issuer in the last 90 days.