Rosenbaum Marc Wade 4

What Happened

• Marc Wade Rosenbaum, Chief Accounting Officer of iRhythm Holdings (IRTC), had 9,210 shares acquired on Feb 24, 2026 upon vesting of performance restricted stock units (RSUs) and sold 4,797 shares in an open-market transaction on Feb 25, 2026 at $135.42 per share for proceeds of $649,604. The RSUs were granted August 11, 2023 and vested after the Compensation & Human Capital Management Committee determined performance conditions were met (footnote F1).

Key Details

• Transaction dates and prices:
  • 2026-02-24: Award/acquisition of 9,210 shares (RSU vest), acquisition price $0.00 (vested award) (F1).
  • 2026-02-25: Sale of 4,797 shares in open market at $135.42 each, total proceeds $649,604 (F2).
• Purpose of sale: Footnote F2 states these shares were sold to cover tax withholding/remittance obligations related to the RSU vesting (a sell-to-cover for taxes), not necessarily a discretionary cash-out.
• Filing info: Form 4 filed Feb 26, 2026 reporting transactions dated Feb 24–25, 2026. The filing appears timely; no late filing flag shown.
• Shares owned after transaction: Not specified in the provided filing excerpt.

Context

• This was primarily a vesting event (award/acquisition of RSUs) followed by a routine sell-to-cover to satisfy tax withholding — a common administrative step after equity award vesting. Such sales do not necessarily signal broader executive sentiment about the stock.