Form 4: Impinj CEO Reports Stock Transaction
Insider Transaction (Form 4)
Chris Ph.D. Diorio, CHIEF EXECUTIVE OFFICER and a Director of Impinj Inc, reported multiple transactions in common stock on September 23, 2026.
Summary
- Option exercise/conversion: acquired 1,224 Common Stock on September 23, 2026; holds 355,645 after (Direct).
- Option exercise/conversion: acquired 1,817 Common Stock on September 23, 2026; holds 357,462 after (Direct).
- Tax/exercise-price withholding: disposed of 1,197 Common Stock at $177.20 ($212,108) on September 23, 2026; holds 356,265 after (Direct).
- Option exercise/conversion: disposed of 1,224 Restricted Stock Units on September 23, 2026; holds 2,448 after (Direct).
- Option exercise/conversion: disposed of 1,817 Restricted Stock Units on September 23, 2026; holds 10,904 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Chris Ph.D. Diorio — Director, Officer (CHIEF EXECUTIVE OFFICER)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-23 | Option exercise/conversion | Common Stock | 1,224 | — | — | 355,645 |
| 2026-09-23 | Option exercise/conversion | Common Stock | 1,817 | — | — | 357,462 |
| 2026-09-23 | Tax/exercise-price withholding | Common Stock | 1,197 | $177 | $212.1K | 356,265 |
| 2026-09-23 | Option exercise/conversion | Restricted Stock Units | 1,224 | — | — | 2,448 |
| 2026-09-23 | Option exercise/conversion | Restricted Stock Units | 1,817 | — | — | 10,904 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-23 | Option exercise/conversion (1,224 shares) |
| 2026-09-23 | Option exercise/conversion (1,817 shares) |
| 2026-09-23 | Tax/exercise-price withholding (1,197 shares) |
| 2026-09-23 | Option exercise/conversion (1,224 shares) |
| 2026-09-23 | Option exercise/conversion (1,817 shares) |
Keywords
insider transaction, Form 4, PI, IMPINJ INC, neutral, Chris Ph.D. Diorio
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