11 insiders reported 196 Form 4 transactions for IMPINJ INC (PI) over the past 18 months (most recent 2026-09-24). Recent activity: Baker Cary (CHIEF FINANCIAL OFFICER) Buy 479 shares, DIORIO CHRIS PH.D. (CHIEF EXECUTIVE OFFICER) Buy 1,224 shares, DIORIO CHRIS PH.D. (CHIEF EXECUTIVE OFFICER) Buy 1,817 shares, Baker Cary (CHIEF FINANCIAL OFFICER) Buy 596 shares, DIORIO CHRIS PH.D. (CHIEF EXECUTIVE OFFICER) Sell 1,197 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-24 | Baker Cary | CHIEF FINANCIAL OFFICER | Buy | 479 | $0 |
| 2026-09-24 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Buy | 1,224 | $0 |
| 2026-09-24 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Buy | 1,817 | $0 |
| 2026-09-24 | Baker Cary | CHIEF FINANCIAL OFFICER | Buy | 596 | $0 |
| 2026-09-24 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Sell | 1,197 | $212,108 |
| 2026-09-24 | Baker Cary | CHIEF FINANCIAL OFFICER | Sell | 424 | $75,133 |
| 2026-09-21 | Baker Cary | CHIEF FINANCIAL OFFICER | Sell | 8,892 | $1.6M |
| 2026-09-16 | WASHINGTON MIRON | Director | Sell | 800 | $138,608 |
| 2026-09-15 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Sell | 10,000 | $0 |
| 2026-08-21 | Baker Cary | CHIEF FINANCIAL OFFICER | Sell | 685 | $109,415 |
| 2026-08-21 | Baker Cary | CHIEF FINANCIAL OFFICER | Buy | 1,739 | $0 |
| 2026-08-21 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Sell | 1,477 | $235,921 |
| 2026-08-21 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Buy | 3,753 | $0 |
| 2026-08-18 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Sell | 10,000 | $0 |
| 2026-08-12 | Baker Cary | CHIEF FINANCIAL OFFICER | Sell | 1,429 | $264,365 |
| 2026-07-14 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Sell | 10,000 | $0 |
| 2026-06-24 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Buy | 1,223 | $0 |
| 2026-06-24 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Buy | 1,817 | $0 |
| 2026-06-24 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Sell | 1,197 | $149,888 |
| 2026-06-24 | Baker Cary | CHIEF FINANCIAL OFFICER | Buy | 479 | $0 |
| 2026-06-24 | Baker Cary | CHIEF FINANCIAL OFFICER | Buy | 597 | $0 |
| 2026-06-24 | Baker Cary | CHIEF FINANCIAL OFFICER | Sell | 424 | $53,093 |
| 2026-06-16 | DIORIO CHRIS PH.D. | CHIEF EXECUTIVE OFFICER | Sell | 10,000 | $0 |
| 2026-06-10 | SYLEBRA CAPITAL LLC | Director | Sell | 33,000 | $4.3M |
| 2026-06-10 | SYLEBRA CAPITAL LLC | Director | Sell | 12,528 | $1.6M |
Source: SEC Form 4 filings · as of 2026-09-24