DIORIO CHRIS PH.D. 4

What Happened
Chris Diorio, CEO of Impinj (PI), reported a simultaneous acquisition and disposition of 180,000 shares on May 26, 2026. The Form 4 shows an "other acquisition or disposition (J)" for 180,000 shares at $156.68 per share (total reported value $28,201,500) and a matching disposition of 180,000 shares at the same per‑share value. According to the filing footnote, this was an estate‑planning exchange with the 2012 Diorio Descendants Irrevocable Trust; the exchange used an estimated per‑share value of $156.675 (the day’s average price).

Key Details

• Transaction date: May 26, 2026. Report filed: June 9, 2026 (appears to be filed late relative to the trade date).
• Reported price: $156.68 per share (filing); footnote states $156.675 (average of high/low).
• Shares exchanged: 180,000 acquired from the Diorio Trust and 180,000 transferred to the Diorio Trust; reported total value ≈ $28.2M for each leg.
• Shares owned after transaction: not specified in the filing.
• Notable footnotes: F1 — exchange for estate‑planning purposes with the 2012 Diorio Descendants Irrevocable Trust; F2 — transactions were effected under a Rule 10b5‑1 trading plan adopted Feb 23, 2026.

Context
This was an exchange between Dr. Diorio and a family trust for estate planning, executed under a preexisting 10b5‑1 plan. Because the same number of shares were received and transferred, the transaction does not change the insider’s net share count and therefore is not a straightforward buy or sell that signals a change in conviction. The late filing may be noteworthy for compliance tracking but the filing itself attributes the movement to estate planning and a prearranged plan.