IMPINJ INC — Director's Dealing 2025

Feb 24, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IMPINJ INC (PI)
CIK: 0001114995
Period of Report: 2025-02-20

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-02-20	Common Stock	A	20750	—	Acquired	362410	Direct
2025-02-21	Common Stock	S	3031	$97.7427	Disposed	359379	Direct
2025-02-21	Common Stock	S	1348	$98.3825	Disposed	358031	Direct
2025-02-21	Common Stock	S	3875	$99.7012	Disposed	354156	Direct
2025-02-21	Common Stock	S	80	$100.2500	Disposed	354076	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	487494	Indirect

Footnotes

F1: On March 23, 2022, the Reporting Person was granted performance restricted stock units (PSUs). The PSUs vested upon the Reporting Person's satisfaction of certain performance criteria. On February 19, 2025, the Issuer's Board of Directors determined the level at which the corporate performance goals were attained, resulting in the vesting of 20,750 shares of Common Stock underlying the PSUs.

F2: These shares were sold to cover tax withholding obligations in connection with the vesting of PSUs.

F3: 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 $97.20 to $98.19, 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.

F4: 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 $98.21 to $98.79, 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.

F5: 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 $99.25 to $99.985 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.