Director Theodore F. Search filed a Form 4 with the SEC on October 30, 2026, disclosing a stock option grant and reporting his current beneficial ownership of common stock in OS Therapies Inc (NYSE:OSTX).

Key Highlights

  • Option grant: Theodore F. Search was granted options to purchase 300,000 shares of OS Therapies common stock on October 22, 2026, with an exercise price of $1.25 per share.
  • Expiration date: The options expire on October 22, 2036, according to the filing.
  • Vesting schedule: The options vest in 12 equal monthly installments on each monthly anniversary of the grant date, subject to continued service as a director.
  • Indirect holdings: Search beneficially owns 435,835 shares indirectly through Mill River Partners LLC, where he serves on the board of managers and shares voting and investment power.
  • Direct holdings reported: The filing reports 20,000 shares disposed of (D) with no transaction date or price listed in the source for that row.
  • Plan basis: The options were granted pursuant to a stock option award agreement and the issuer's amended and restated 2023 incentive compensation plan.

OS Therapies Director Search Receives October 2026 Option Award

According to the Form 4 filed October 30, 2026, Theodore F. Search, a director of OS Therapies Inc (NYSE:OSTX), reported a grant of stock options on October 22, 2026. The options, classified as "right to buy" derivative securities, carry an exercise price of $1.25 per share and cover 300,000 shares of the company's common stock. The filing lists the price of the derivative security as $0 and the resulting beneficial ownership in derivative securities following the transaction as 300,000 options, held directly.

The filing discloses that the options vest in 12 equal installments on each monthly anniversary of the October 22, 2026 grant date, provided that Search is serving as a director of the issuer on each applicable vesting date. The award was made under the terms of a stock option award agreement and the issuer's amended and restated 2023 incentive compensation plan, as stated in the filing's explanatory footnotes.

Regarding non-derivative securities, the filing reports that Search indirectly beneficially owns 435,835 shares of common stock through Mill River Partners LLC. The filing explains that Search "serves on the board of managers of Mill River Partners LLC and shares voting and investment power with respect to these shares." A separate line in Table I also shows 20,000 shares listed with a disposition (D) designation, with no transaction date or price recorded in the source for that entry.

What Was Disclosed

The filing covers a stock option grant of 300,000 shares at $1.25 per share to OS Therapies director Theodore F. Search on October 22, 2026, along with his indirect beneficial ownership of 435,835 shares through Mill River Partners LLC.