TREx Bio: director Marcus Joel S received 41,871 shares

What happened

• Marcus Joel S, a director, converted derivative securities into common stock on Oct 13, 2026, resulting in an acquisition of 41,871 shares and a disposition of 161,828 shares at $0.00 for $0.

Key details

• Transaction date: Oct 13, 2026; transaction type: conversion of derivative security (C).
• Prices and values reported: acquisition line shows price N/A; disposition line shows $0.00 per share for a total of $0.
• Shares owned after the transaction: not stated in the provided filing excerpt.
• Footnote: On Oct 13, 2026, the shares of Series B Convertible Preferred Stock automatically converted into shares of Common Stock on a 3.8649-to-1 basis without payment of further consideration immediately prior to the closing of the issuer's initial public offering. The shares have no expiration date.
• Filing date: Oct 13, 2026 (no late filing indicated in the provided data).

Why it may matter

• This reports conversion of Series B convertible preferred stock into common stock; the filing lists both acquired and disposed shares tied to that conversion.
• A filing does not show why the insider traded or why the company acted.