Form 4: Impinj CEO Chris Diorio Reports Routine Stock Transactions Following RSU Vesting
Insider Transaction Report
Impinj Inc.'s CEO and Director, Chris Diorio, Ph.D., reported the vesting of restricted stock units and a subsequent sale of shares to cover tax withholding obligations.
Summary
- Chris Diorio, Ph.D., Chief Executive Officer and Director of Impinj Inc. (PI), reported changes in his beneficial ownership of company stock.
- On June 23, 2025, Dr. Diorio acquired a total of 5,633 shares of Common Stock through the vesting of Restricted Stock Units (RSUs) from grants made in 2022, 2023, and 2024.
- Specifically, 2,593 shares vested from a March 23, 2022 grant of 41,500 RSUs (one-sixteenth vested).
- An additional 1,223 shares vested from a March 23, 2023 grant of 19,580 RSUs (one-sixteenth vested).
- Furthermore, 1,817 shares vested from a March 23, 2024 grant of 29,075 RSUs (one-sixteenth vested).
- Concurrently, Dr. Diorio disposed of 2,218 shares of Common Stock at a price of $106.34 per share to satisfy tax withholding obligations related to the RSU vesting.
- Following these transactions, Dr. Diorio directly beneficially owns 366,109 shares of Common Stock.
- He also indirectly beneficially owns 199,362 shares of Common Stock through DFT L.L.C.
- Remaining unvested RSUs include 7,782 from the 2022 grant, 8,567 from the 2023 grant, and 19,990 from the 2024 grant.
Sentiment
Score: 5
Explanation: The sentiment is neutral as this is a routine and expected insider transaction related to executive compensation (RSU vesting and tax-related sale), which does not indicate a significant change in company outlook or insider sentiment.
Positives
- The vesting of Restricted Stock Units (RSUs) indicates that the CEO is continuing to build equity ownership in the company as part of his compensation structure.
- The transactions are routine and expected, reflecting standard executive compensation practices.
Negatives
- A portion of the vested shares (2,218 shares) was sold to cover tax withholding obligations, which is a common practice but results in a reduction of direct shareholdings.
Future Outlook
This Form 4 filing does not contain any forward-looking statements or guidance regarding Impinj Inc.'s future performance or strategic direction.
Industry Context
This filing is a routine disclosure of insider stock transactions, specifically related to executive compensation through Restricted Stock Unit vesting. It does not provide information relevant to broader industry trends or competitive dynamics.
Related Party Transactions
- Indirect beneficial ownership of 199,362 shares by DFT L.L.C. is noted, which may represent a related party.
Stakeholder Impact
- Shareholders: This is a routine compensation event and is unlikely to have a significant direct impact on shareholders beyond standard transparency of executive compensation.
- Employees: No direct impact on employees is indicated by this filing.
Key Dates
| Date | Description |
|---|---|
| 03/23/2022 | Grant date for 41,500 Restricted Stock Units (RSUs) to the reporting person. |
| 03/23/2023 | Grant date for 19,580 Restricted Stock Units (RSUs) to the reporting person. |
| 03/23/2024 | Grant date for 29,075 Restricted Stock Units (RSUs) to the reporting person. |
| 06/23/2025 | Transaction date for RSU vesting and subsequent disposition of shares for tax withholding. |
| 06/24/2025 | Date the Form 4 filing was signed. |
Keywords
Impinj, PI, SEC Form 4, Insider Transaction, Chris Diorio, CEO, Restricted Stock Units, RSU Vesting, Stock Ownership, Tax Withholding
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