Blackford Quentin S. 4

What Happened

• Quentin S. Blackford, President & CEO and a director of iRhythm Holdings, acquired 178 shares of iRhythm common stock on May 29, 2026. The shares were acquired at $96.81 per share, for a total reported value of $17,233.
• This was an acquisition (award/purchase) under the issuer's employee stock purchase arrangement—generally a purchase (a modest insider buy) rather than a sale.

Key Details

• Transaction date: 2026-05-29. Filing date: 2026-06-01 (Form 4; period of report 2026-05-29).
• Price: $96.81 per share; Shares acquired: 178; Total value: $17,233.
• Shares owned after transaction: Not specified in this filing.
• Footnote: Acquisition was made pursuant to iRhythm’s 2016 Employee Stock Purchase Plan for the purchase period Dec 1, 2025–May 31, 2026. Transaction exempt from Section 16(b) under Rule 16b-3.
• No indication in this filing of a 10b5-1 plan, cashless exercise, gift, or tax-withholding share surrender.

Context

• This purchase came through the company’s ESPP (a routine employee purchase plan), which is a common way insiders and employees buy shares and does not, by itself, signal non-routine insider trading intent. The filing is informational and consistent with routine, plan-based acquisitions.