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CIK 0002070849 · Non-accelerated filer<br>Emerging growth company

BillionToOne, Inc.

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Ticker
BLLN
Exchange
Nasdaq
Industry
Services-Medical Laboratories
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
811082020
Phone
650-460-2551
Business address
1035 O'BRIEN DRIVE, MENLO PARK, CA
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$26,737,121
in 19 filings, $26.7M under 10b5-1 plans

Net −$26,737,121. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2025-11-07 Johnson Nancy JoAnn See Remarks Other acquisition · Stock Option (right to buy) +25,000 25,000
2025-11-07 Johnson Nancy JoAnn See Remarks Other disposition · Stock Option (right to buy) −40,000 0
2025-11-07 Johnson Nancy JoAnn See Remarks Other acquisition · Stock Option (right to buy) +40,000 40,000
2025-11-07 Johnson Nancy JoAnn See Remarks Other disposition · Stock Option (right to buy) −20,000 0
2025-11-07 Johnson Nancy JoAnn See Remarks Other acquisition · Stock Option (right to buy) +20,000 20,000
2025-11-07 Johnson Nancy JoAnn See Remarks Other disposition · Stock Option (right to buy) −40,000 0
2025-11-07 Johnson Nancy JoAnn See Remarks Other acquisition · Stock Option (right to buy) +40,000 40,000
2025-11-07 Rai Akshay Director Purchase +2,500 $60.00 $150K 13,509
2025-11-07 Rai Akshay Director Conversion +2,676 11,009
2025-11-07 Rai Akshay Director Conversion +1,784,414 1,784,414
2025-11-07 Rai Akshay Director Other disposition −11,009 0
2025-11-07 Rai Akshay Director Other disposition −1,784,414 0
2025-11-07 Rai Akshay Director Other acquisition +11,009 11,009
2025-11-07 Rai Akshay Director Other acquisition +1,784,414 1,784,414
2025-11-07 Rai Akshay Director Conversion · Series D Convertible Preferred Stock −2,676 0
2025-11-07 Rai Akshay Director Conversion · Series D Convertible Preferred Stock −1,784,414 0
2025-11-07 KOLLURI KRISHNA KITTU Director Conversion +1,177,800 1,297,799
2025-11-07 KOLLURI KRISHNA KITTU Director Conversion +242,216 242,216
2025-11-07 KOLLURI KRISHNA KITTU Director Conversion +2,819,490 2,819,490
2025-11-07 KOLLURI KRISHNA KITTU Director Other disposition −8,333 0

Page 26 of 32 · 639 trades