BillionToOne: general counsel Thomas P. Lynch exercised 8,000 shares

What happened Thomas P. Lynch, general counsel, chief compliance officer and secretary, exercised options for 8,000 shares at $8.65 on Oct 8, 2026, acquiring 8,000 common shares for $69,200. The filing also reports a contemporaneous disposal of 8,000 shares at $8.65 on Oct 8, 2026, for $69,200.

Key details

• Transaction dates and prices: Oct 8, 2026 — exercise at $8.65 per share (8,000 shares, $69,200) and disposal at $8.65 per share (8,000 shares, $69,200).
• Shares owned after the transaction: not stated in the filing excerpt.
• Footnotes: the 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: Oct 13, 2026 (transaction reported with a filing dated five days after the transaction date).

Why it may matter

• The filing shows an exercise of options and a same-day disposal of the same number of shares.
• The filing does not show why the insider traded or why the company acted.