Impinj, Inc. (PI)CEO sold ~$339K

~$339K

Approx. value · 1,821 sh @ $186.43

299K

Holds after · shares reported

Traded

Sep 16, 2025

Filed

Sep 16, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Aug 28, 2025Insider · 1 personInsiders: 6 sales (~$939K)
2. Aug 29, 2025Insider · 1 personInsiders: 3 sales (~$945K)
3. Sep 2, 2025Insider · 1 personInsiders: 2 sales (~$903K)
4. Sep 3, 2025Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations (and 2 more items)
5. Sep 3, 2025Insider · 1 personInsiders: 4 sales (~$947K)
6. Sep 8, 2025Insider · 1 personInsiders: 3 sales (~$962K)
7. Sep 9, 2025Insider · 1 personInsiders: 9 sales (~$974K)
8. Sep 10, 2025InsiderInsider sold ~$58.9M of PI shares in the open market
9. Sep 15, 2025Insider · 1 personInsiders: 5 sales (~$910K)
10. Sep 16, 2025 · this disclosureInsiderCEO sold ~$339K of PI shares in the open market

What came next

1. Sep 16, 2025Insider · 1 personInsiders: 4 sales (~$429K)
2. Oct 20, 2025Company filing · Form 8-K · Executive changeChanged a top executive or board member“On October 20, 2025, the Board of Directors (the “Board”) of Impinj, Inc. (the “Company”) set the size of the Board at seven directors and appointed Arthur L. Valdez Jr. to serve as a director, with an initial term expiring at the Company’s next annual meeting of stockholders, in each case effective as of October 20, 2025.”
3. Oct 29, 2025Company filing · Form 8-K · ResultsReported its results
4. Oct 30, 2025Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations
5. Dec 19, 2025Company filing · Form 8-K · Executive changeChanged a top executive or board member“On December 19, 2025, Impinj, Inc. (the “Company”) entered into a Second Amendment to Employment Agreement (the “Amendment”) with Chris Diorio, Ph.D., the Company’s Chief Executive Officer, which, in addition to certain other clarifications, modifies Dr. Diorio’s eligibility for severance payments and benefits in the event of certain qualifying terminations of employment.”
6. Jan 13, 2026Company filing · Form 8-K · ResultsReported its results

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Impinj, Inc.

For Impinj, Inc., OQRO holds 3 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its PI page.

Other recent filings by Chris Ph.d. Diorio, CHIEF EXECUTIVE OFFICER

• SEC Form 4 at Impinj, Inc. (PI)Sep 16, 2025
• SEC Form 4 at Impinj, Inc. (PI)Sep 16, 2025
• SEC Form 4 at Impinj, Inc. (PI)Sep 16, 2025
• SEC Form 4 at Impinj, Inc. (PI)Sep 16, 2025
• SEC Form 4 at Impinj, Inc. (PI)Sep 16, 2025

The full history of Chris Ph.d. Diorio, CHIEF EXECUTIVE OFFICER is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Impinj, Inc.

• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRMay 15, 2026
• SEC Form 13F-HRMay 15, 2026
• SEC Form 13F-HRMay 15, 2026

Everything OQRO holds on this company is on its PI page.