CIK 0002070849 · Non-accelerated filer<br>Emerging growth company
BillionToOne, Inc.
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- 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.
Who's trading
90 days
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −269 | $133.01 | $36K | 32,231 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −555 | $133.81 | $74K | 31,676 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −135 | $135.42 | $18K | 31,541 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −6,354 | $136.42 | $867K | 25,187 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −9,989 | $137.25 | $1.4M | 15,198 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −2,431 | $138.09 | $336K | 12,767 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −267 | $139.21 | $37K | 12,500 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −84 | $133.00 | $11K | 12,416 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −173 | $133.81 | $23K | 12,243 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −44 | $135.41 | $6K | 12,199 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −1,981 | $136.42 | $270K | 10,218 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −3,124 | $137.25 | $429K | 7,094 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −762 | $138.09 | $105K | 6,332 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −82 | $139.21 | $11K | 6,250 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −84 | $133.01 | $11K | 6,166 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −173 | $133.81 | $23K | 5,993 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −43 | $135.41 | $6K | 5,950 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −1,983 | $136.42 | $271K | 3,967 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −3,125 | $137.25 | $429K | 842 |
| 2026-08-03 | Atay Oguzhan Chairman and CEO | Sale 10b5-1 | −760 | $138.09 | $105K | 82 |
Page 11 of 32 · 639 trades