Follow the people · Insider
Nancy JoAnn Johnson
Nancy JoAnn Johnson files insider transactions with the SEC as an officer of BillionToOne (BLLN). We hold 4 disclosed purchases and sales filed since 12 November 2025, 2 of them in the last 90 days.
- Files forBLLN
- Disclosed buys and sells4 in all, 2 in the last 90 days
- Last disclosure20 July 2026
Positions held
1 post we hold — a term names its own dates; a run of filings only says when they filed- Filed 7 November 2025 — 16 July 2026Officer · BillionToOne (BLLN)27 Form 4 lines · source: SEC Form 4
Everything they disclosed
27 entries, newest first — one per disclosure report, one per Form 4 line- ▼ sold on the open market 2,133 shares of BillionToOneSEC Form 420 July 2026Class A Common Stock · traded 16 July 2026 · filed 20 July 2026
- ▼ sold on the open market 5,559 shares of BillionToOneSEC Form 420 July 2026Class A Common Stock · traded 16 July 2026 · filed 20 July 2026
- ▼ sold on the open market 5,601 shares of BillionToOneSEC Form 420 July 2026Class A Common Stock · traded 16 July 2026 · filed 20 July 2026
- ▼ sold on the open market 906 shares of BillionToOneSEC Form 420 July 2026Class A Common Stock · traded 16 July 2026 · filed 20 July 2026
- ▼ sold on the open market 801 shares of BillionToOneSEC Form 46 July 2026Class A Common Stock · traded 1 July 2026 · filed 6 July 2026
- ▼ sold on the open market 2,918 shares of BillionToOneSEC Form 410 June 2026Class A Common Stock · traded 8 June 2026 · filed 10 June 2026
- ▼ sold on the open market 300 shares of BillionToOneSEC Form 410 June 2026Class A Common Stock · traded 8 June 2026 · filed 10 June 2026
- ▼ sold on the open market 200 shares of BillionToOneSEC Form 410 June 2026Class A Common Stock · traded 8 June 2026 · filed 10 June 2026
- ▼ sold on the open market 4,666 shares of BillionToOneSEC Form 410 June 2026Class A Common Stock · traded 9 June 2026 · filed 10 June 2026
- ▼ sold on the open market 2,700 shares of BillionToOneSEC Form 410 June 2026Class A Common Stock · traded 9 June 2026 · filed 10 June 2026
- ▼ sold on the open market 1,816 shares of BillionToOneSEC Form 410 June 2026Class A Common Stock · traded 9 June 2026 · filed 10 June 2026
- ▼ sold on the open market 1,400 shares of BillionToOneSEC Form 410 June 2026Class A Common Stock · traded 9 June 2026 · filed 10 June 2026
- acquired or disposed of, other 125,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 125,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 25,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 25,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 25,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 25,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 40,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 40,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 20,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 20,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 40,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 40,000 shares of BillionToOne (a derivative holding)SEC Form 412 November 2025Stock Option (right to buy) · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 29,000 shares of BillionToOneSEC Form 412 November 2025Common Stock · traded 7 November 2025 · filed 12 November 2025
- acquired or disposed of, other 29,000 shares of BillionToOneSEC Form 412 November 2025Class A Common Stock · traded 7 November 2025 · filed 12 November 2025
- ▲ bought on the open market 6,900 shares of BillionToOneSEC Form 412 November 2025Class A Common Stock · traded 7 November 2025 · filed 12 November 2025
Positions come from the unitedstates/congress-legislators roster, the Office of Government Ethics and the SEC’s Form 4 index. Every disclosed line names its own source and links the document the government published; we print what the filing says and never a price we did not read from it. Headlines and links come from the GDELT Global Knowledge Graph — the story stays with the publisher. The portrait, where we have one, is the public-domain Congressional Bioguide photograph.