Impinj, Inc.

Form 5500

IMPINJ, INC.

400 Fairview Avenue North, Seattle, Wa 98109 (206) 517-5300 EIN:91-2041398 Plan Admin:Christina Balam

Year	Plan Name	Participants BOY/EOY	Assets BOY/EOY
2023	Plan NameIMPINJ, INC. EMPLOYEE BENEFIT PLAN Plan #501 Participants BOY/EOY371 / 0 Assets BOY/EOY$0 / $0	2023	IMPINJ, INC. EMPLOYEE BENEFIT PLAN - Plan #501	371 / 0	$0 / $0
2022	Plan NameIMPINJ, INC. 401(K) PLAN Plan #001 Participants BOY/EOY389 / 436 Assets BOY/EOY$42,334,350 / $40,006,419	2022	IMPINJ, INC. 401(K) PLAN - Plan #001	389 / 436	$42,334,350 / $40,006,419
2022	Plan NameIMPINJ, INC. EMPLOYEE BENEFIT PLAN Plan #501 Participants BOY/EOY298 / 0 Assets BOY/EOY$0 / $0	2022	IMPINJ, INC. EMPLOYEE BENEFIT PLAN - Plan #501	298 / 0	$0 / $0
2021	Plan NameIMPINJ, INC. 401(K) PLAN Plan #001 Participants BOY/EOY365 / 389 Assets BOY/EOY$31,106,648 / $42,334,350	2021	IMPINJ, INC. 401(K) PLAN - Plan #001	365 / 389	$31,106,648 / $42,334,350
2021	Plan NameIMPINJ, INC. EMPLOYEE BENEFIT PLAN Plan #501 Participants BOY/EOY278 / 0 Assets BOY/EOY$0 / $0	2021	IMPINJ, INC. EMPLOYEE BENEFIT PLAN - Plan #501	278 / 0	$0 / $0
2020	Plan NameIMPINJ, INC. 401(K) PLAN Plan #001 Participants BOY/EOY341 / 365 Assets BOY/EOY$25,310,474 / $31,106,648	2020	IMPINJ, INC. 401(K) PLAN - Plan #001	341 / 365	$25,310,474 / $31,106,648
2020	Plan NameIMPINJ, INC. EMPLOYEE BENEFIT PLAN Plan #501 Participants BOY/EOY249 / 0 Assets BOY/EOY$0 / $0	2020	IMPINJ, INC. EMPLOYEE BENEFIT PLAN - Plan #501	249 / 0	$0 / $0
2019	Plan NameIMPINJ, INC. 401(K) PLAN Plan #001 Participants BOY/EOY328 / 341 Assets BOY/EOY$20,326,980 / $25,310,474	2019	IMPINJ, INC. 401(K) PLAN - Plan #001	328 / 341	$20,326,980 / $25,310,474
2019	Plan NameIMPINJ, INC. EMPLOYEE BENEFIT PLAN Plan #501 Participants BOY/EOY245 / 0 Assets BOY/EOY$0 / $0	2019	IMPINJ, INC. EMPLOYEE BENEFIT PLAN - Plan #501	245 / 0	$0 / $0