Nichols Christian Todd 4

What Happened

• Todd Nichols, SVP and Chief Commercial Officer of Alkermes (ALKS), had 21,127 ordinary shares issued to him on Feb 5, 2026 as the final vesting of performance-vesting restricted stock unit (PRSUs). To cover tax withholding, 6,389 of those shares were surrendered at $33.55 each, a withholding value of $214,351. Net shares added to his position from this event: 14,738.

Key Details

• Transaction date: 2026-02-05; Form filed: 2026-02-06 (timely filing).
• Award (code A): 21,127 shares issued (value shown as N/A on form because issuance from vesting).
• Withholding/tax payment (code F): 6,389 shares withheld at $33.55/share for $214,351.
• Shares owned after the transaction: not disclosed in the provided filing.
• Footnote: These shares came from 2023 PRSUs granted Feb 23, 2023 with a three-year performance period ending Dec 31, 2025; vesting was based on pre-specified performance goals and a relative TSR modifier and represents the final vesting event.
• This was tax withholding on vested awards (not an open-market sale).

Context

• This transaction is a routine vesting/tax-withholding event for performance-based RSUs. The withholding of shares to satisfy tax obligations is common and should not be read as a market sale or a directional signal by itself.