IMPINJ INC — Director's Dealing 2024

Dec 26, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IMPINJ INC (PI)
CIK: 0001114995
Period of Report: 2024-12-23

Reporting Person: DIORIO CHRIS PH.D. (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-12-23	Common Stock	M	2594	—	Acquired	331852	Direct
2024-12-23	Common Stock	M	1224	—	Acquired	333076	Direct
2024-12-24	Common Stock	S	1504	$146.2183	Disposed	331572	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-12-23	Restricted Stock Units	$0	M	2594	Disposed		Common Stock (2594)	Direct
2024-12-23	Restricted Stock Units	$0	M	1224	Disposed		Common Stock (1224)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	487494	Indirect

Footnotes

F1: These shares were disposed of in non-discretionary transactions to cover the reporting person's tax withholding obligations in connection with the settlement of an award of restricted stock units ("RSUs").

F2: The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $145.50 to $146.37, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

F3: Each RSU represents a contingent right to receive one share of Impinj common stock.

F4: On March 23, 2022, the reporting person was granted 41,500 RSUs. One-sixteenth of these RSUs vested on Decenber 23, 2024.

F5: On March 23, 2023, the reporting person was granted 19,580 RSUs. One-sixteenth of these RSUs vested on December 23, 2024.