Atay Oguzhan's Form 4 filing
BillionToOne, Inc. (BLLN) · filed Aug 7, 2026
- Accession no.
- 0002088549-26-000007
- Filed
- Aug 7, 2026, 4:02 PM ET
- Trade date
- Aug 5, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 2 non-derivative transactions and 1 derivative transaction. Open-market sales total $2.33M. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Atay OguzhanCIK 0002088549 | Director, Officer (Chairman and CEO) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 5, 2026 | Class A Common Stock | MOption exerciseAcquired | +15,539 | $2.80 | +$43,509.2 | 15,539 | Direct | |
| Aug 5, 2026 | Class A Common Stock | SSaleDisposed | −15,539 | $150.03 | −$2,331,351.91 | 0 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 5, 2026 | Class A Common Stock | MOption exerciseDisposed | −15,539 | $2.80 | −$43,509.2 | 526,961 | Direct |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.