Chris Ph.d. Diorio - 30 Oct 2025 Form 4 Insider Report for IMPINJ INC (PI)

Role
CHIEF EXECUTIVE OFFICER, Director
Signature
/s/ Yukio Morikubo, Attorney in fact for Chris Diorio
Issuer symbol
PI
Transactions as of
30 Oct 2025
Net transactions value
+$526,400
Form type
4
Filing time
30 Oct 2025, 18:14:44 UTC
Previous filing
24 Sep 2025
Next filing
20 Nov 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
DIORIO CHRIS PH.D. CHIEF EXECUTIVE OFFICER, Director 400 FAIRVIEW AVENUE NORTH, SUITE 1200, SEATTLE /s/ Yukio Morikubo, Attorney in fact for Chris Diorio 30 Oct 2025 0001677721

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction PI Common Stock Options Exercise $526,400 +23,500 +6.6% $22.40 378,005 30 Oct 2025 Direct
holding PI Common Stock 199,362 30 Oct 2025 by DFT L.L.C.

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction PI Stock Option (right to buy) Options Exercise $0 -23,500 -100% $0.000000 0 30 Oct 2025 Common Stock 23,500 $22.40 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The option became fully vested on June 11, 2022.