Litchman Manuel MD 4

What Happened Dr. Manuel Litchman — President, CEO, Interim CFO and a Director of Mustang Bio (MBIO) — relinquished 19 shares of common stock on April 24, 2026 to satisfy tax withholding tied to the vesting of restricted stock units (RSUs). The filing reports the shares were relinquished at $0.75 per share for a reported total value of $14. This was a tax-withholding/cashless settlement of vested awards, not an open-market sale.

Key Details

• Transaction date: 2026-04-24; Report filed: 2026-04-27
• Price reported: $0.75 per share; 19 shares relinquished; total reported value $14
• Transaction code: F (payment of exercise price or tax liability / tax withholding)
• Shares owned after the transaction: not disclosed in this Form 4 filing
• Footnote: “19 shares of common stock were relinquished to cover tax liability associated with the delivery of shares of common stock upon the vesting of restricted stock units.”
• Filing timing: reported on 2026-04-27 covering the 4/24 transaction (filed within the standard SEC Form 4 reporting window)

Context This was a routine tax-withholding action related to vested RSUs (a cashless type of settlement) rather than a discretionary open-market sale or purchase. Such relinquishments are common and typically reflect payroll tax withholding obligations rather than an insider expressing a view on the company’s stock.