Johnson Nancy JoAnn's Form 4 filing
BillionToOne, Inc. (BLLN) · filed Jul 20, 2026
- Accession no.
- 0002070849-26-000044
- Filed
- Jul 20, 2026, 7:38 PM ET
- Trade date
- Jul 16, 2026
- Filing delay
- 4 days
- Rule 10b5-1 plan
- Checked
This filing lists 4 non-derivative transactions. Open-market sales total $1.82M. It was filed 4 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 |
|---|---|
| Johnson Nancy JoAnnCIK 0002087387 | Officer (See Remarks) |
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 |
|---|---|---|---|---|---|---|---|---|
| Jul 16, 2026 | Class A Common Stock | SSaleDisposed | −2,133 | $126.98F2 | −$270,852.82 | 18,966 | Direct | |
| Jul 16, 2026 | Class A Common Stock | SSaleDisposed | −5,559 | $127.89F3 | −$710,918.27 | 13,407 | Direct | |
| Jul 16, 2026 | Class A Common Stock | SSaleDisposed | −5,601 | $128.96F4 | −$722,277.52 | 7,806 | Direct | |
| Jul 16, 2026 | Class A Common Stock | SSaleDisposed | −906 | $129.78F5 | −$117,579.5 | 6,900 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F2
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $126.330 to $127.300 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
Referenced by the price of 1 transaction in Table I.
- F3
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $127.445 to $128.430 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
Referenced by the price of 1 transaction in Table I.
- F4
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $128.475 to $129.340 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
Referenced by the price of 1 transaction in Table I.
- F5
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $129.580 to $130.010 per share, inclusive. The holder undertakes to provide, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
Referenced by the price of 1 transaction in Table I.
Remarks
Senior Vice President of Sales and Commercial Operations