Page Irene 4

What Happened
Page Irene, Chief Accounting Officer of Smurfit Westrock plc (SW), received a total of 199 restricted stock units (RSUs) related to an award and accrued dividend equivalents: 37 RSUs were granted on 2026-03-18 and 162 RSUs were credited as dividend-equivalent derivative RSUs (acquired 2026-03-18). To satisfy tax withholding on the settled dividend equivalents, 7 ordinary shares were withheld/disposed on 2026-03-19 at $38.58 per share (≈ $270).

Key Details

• Transaction dates: RSU grant and dividend-equivalent accrual on 2026-03-18; tax-withholding share disposition on 2026-03-19. Form filed 2026-03-20.
• Prices/values: RSUs granted at $0.00 (standard for awards). Withheld shares disposed at $38.58 each, totaling ~$270.
• Shares owned after transaction: Not specified in the filing.
• Footnotes of note:
  • F1: The 162 RSUs reflect dividend equivalents accrued from the issuer's $0.4523 quarterly dividend; each RSU converts to one ordinary share.
  • F2: 7 ordinary shares were withheld to satisfy tax withholding on those dividend equivalents, which vested/settled on 2026-03-19 (they were associated with RSUs that had vested on 2026-03-12).
  • F3: The filing also notes 14,046 restricted stock units that vest and are due to be settled in February 2027.
• Filing timeliness: Form 4 was filed 2026-03-20 for transactions on 3/18–3/19 (within the typical 2‑business‑day reporting window).

Context
This report records an award/settlement of RSUs and routine tax-withholding (F code: tax withholding). Dividend-equivalent RSUs are a derivative credit that convert to ordinary shares at vest/settlement; withholding of shares to cover taxes is a common administrative step and does not by itself indicate a buy/sell investment decision.