BillionToOne: General counsel Thomas P. Lynch exercised 2,000 shares

What happened Thomas P. Lynch, general counsel, chief compliance officer and secretary, exercised options for 2,000 shares at $8.65 per share on Oct 13, 2026, for $17,300. The filing also shows a disposal of 2,000 shares on the same date recorded as a derivative transaction valued at $17,300.

Key details

• Transaction date and price: Oct 13, 2026; $8.65 per share.
• Transactions reported: exercise or conversion of derivative (code M) — 2,000 shares acquired and 2,000 shares disposed (derivative).
• Total values reported: $17,300 for the acquired 2,000 shares and $17,300 for the disposed 2,000 shares.
• Shares owned after the transaction: not reported in this Form 4 excerpt.
• Footnote: options are fully vested and exercisable; terms of the underlying option grant were previously reported on the reporting person’s Form 3 filed on Nov 5, 2025.
• Filing date and timeliness: filed Oct 19, 2026 (transaction occurred Oct 13, 2026; filing was submitted 6 days after the transaction).

Why it may matter

• The filing shows the same 2,000 shares were exercised and disposed on Oct 13, 2026, indicating the shares were sold at once following exercise.
• The filing does not show why the insider traded or why the company acted.