Akshay Rai - 07 Nov 2025 Form 4 Insider Report for BillionToOne, Inc. (BLLN)

Role
Director
Signature
/s/ Thomas P. Lynch, Attorney-in-Fact
Issuer symbol
BLLN
Transactions as of
07 Nov 2025
Transactions value $
$150,000
Form type
4
Filing time
12 Nov 2025, 18:06:14 UTC
Previous filing
10 Nov 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Rai Akshay Director 2180 SAND HILL ROAD, STE. 100, MENLO PARK /s/ Thomas P. Lynch, Attorney-in-Fact 12 Nov 2025 0002087877

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BLLN Class A Common Stock Purchase $150K +2.5K +22.71% $60.00* 13.5K 07 Nov 2025 Direct
holding BLLN Class A Common Stock 1.78M 07 Nov 2025 See footnote F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The reported securities are directly held by Wipro Enterprises Private Limited (Wipro), of which Mr. Rai is the nominee/investor director appointed by Wipro Enterprises Limited. Mr. Rai will not have voting or dispositive control of these securities while such securities are held by Wipro and thus disclaims beneficial ownership of such securities.