Kestenberg-Messina Kaitlin M. 4

What Happened
Kaitlin M. Kestenberg-Messina, Chief Operating Officer and SVP, Compliance at ADMA BIOLOGICS (ADMA), had 20,362 shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units (RSUs). The shares were valued at $9.11 each, totaling approximately $185,498. This was a tax-withholding/net settlement of RSUs — not an open-market sale.

Key Details

• Transaction date: April 1, 2026; Form 4 filed April 3, 2026 (timely filing).
• Withheld shares: 20,362 at $9.11 per share; total value ≈ $185,498.
• Shares owned after transaction (reported): 161,359 shares of common stock directly owned.
• Unvested RSUs reported (per footnotes): 284,879 unvested RSUs across multiple grants (various vesting schedules).
• Footnote: Code F indicates shares withheld to satisfy mandatory tax withholding on RSU vesting — this is not an open-market sale.

Context
Tax-withholding (net settlement) is a routine administrative step when RSUs vest: the company retains (withholds) a portion of the vested shares to cover taxes rather than the insider selling shares on the market. Such filings do not necessarily indicate buying or selling intent and are common after equity awards vest.