TRex Bio: director Ross Michael Jay received 17,500 shares

What happened

• Ross Michael Jay, director, received 17,500 derivative shares via a grant/award on Oct 8, 2026 at $0.00, for a total of $0.00.

Key details

• Transaction date and price: Oct 8, 2026 — 17,500 shares at $0.00 (transaction code A).
• Shares owned after the transaction: not disclosed in the filing.
• Footnote F1: the option vests in full on Oct 8, 2027, subject to the reporting person's continued service through such date.
• Filing date and timeliness: filed Oct 8, 2026 (same day as the transaction); filing is not marked late.

Why it may matter

• This was a grant of a derivative award that vests in full on Oct 8, 2027; it is not a sale or a market purchase. The filing does not show why the insider traded or why the company acted.