Cobo Marc 4

What Happened
Marc Cobo, Principal Accounting Officer of BridgeBio Oncology Therapeutics, Inc. (BBOT), had 125 shares of common stock withheld by the company on July 1, 2026 to satisfy tax-withholding obligations related to the vesting of restricted stock units (RSUs). The shares were valued at $7.80 each, totaling $975. This was a tax-withholding event (not an open-market sale or purchase).

Key Details

• Transaction date: 2026-07-01
• Transaction type/code: Tax withholding to satisfy withholding obligations (footnote F / “F1”)
• Shares withheld/disposed: 125 shares at $7.80 per share — total value $975
• Footnote: F1 — shares withheld to satisfy the Reporting Person’s tax withholding obligations in connection with RSU vesting
• Filing date: 2026-07-06 (filed with the SEC; appears to be within the typical reporting window)
• Shares owned after transaction: Not specified in the provided excerpt of the filing

Context
Withholding shares to cover taxes on vested RSUs is a routine administrative step and does not indicate an open-market sale or a change in insider sentiment. For retail investors, purchases are generally more informative about confidence; tax-withholding disposals are procedural.