Stocks
PI IMPINJ INC

PI

IMPINJ INC

Company with tickers: PI

CIK

1114995

CUSIP

453204109

Shares Outstanding

30,459,185

Price History Institutional Holders Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trades Congressional Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-05-11	SYLEBRA CAPITAL LLC	10% Owner	Sell	12,706	$154.46	$1,962,569	1,022,171
2026-05-11	SYLEBRA CAPITAL LLC	10% Owner	Sell	24,126	$154.46	$3,726,502	1,034,877
2026-05-08	SYLEBRA CAPITAL LLC	10% Owner	Sell	1,560	$151.32	$236,059	1,068,525
2026-05-08	SYLEBRA CAPITAL LLC	10% Owner	Sell	25,896	$152.73	$3,955,096	1,070,085
2026-05-08	SYLEBRA CAPITAL LLC	10% Owner	Sell	9,522	$149.97	$1,428,014	1,059,003
2026-05-07	SYLEBRA CAPITAL LLC	10% Owner	Sell	36,171	$152.73	$5,524,397	1,132,152
2026-03-23	Baker Cary	CHIEF FINANCIAL OFFICER	Tax	732	$101.17	$74,056	89,003
2026-03-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	597	—	—	4,773
2026-03-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	782	—	—	88,659
2026-03-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	782	—	—	0
2026-03-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	479	—	—	1,917
2026-03-23	Baker Cary	CHIEF FINANCIAL OFFICER	Award	7,627	—	—	7,627
2026-03-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	597	—	—	89,735
2026-03-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	479	—	—	89,138
2026-03-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Award	24,806	—	—	24,806
2026-03-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,817	—	—	392,520
2026-03-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,817	—	—	14,538
2026-03-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,224	—	—	4,895
2026-03-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Other	199,362	—	—	199,362
2026-03-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	2,594	—	—	0
2026-03-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	2,594	—	—	389,479
2026-03-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,224	—	—	390,703
2026-03-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Tax	2,218	$101.17	$224,395	390,302
2026-02-20	Baker Cary	CHIEF FINANCIAL OFFICER	Tax	2,234	$127.92	$285,773	87,877
2026-02-20	Baker Cary	CHIEF FINANCIAL OFFICER	Award	8,508	—	—	90,111
2026-02-20	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Other	199,362	—	—	199,362
2026-02-20	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Tax	7,435	$127.92	$951,085	386,885
2026-02-20	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Award	21,734	—	—	394,320
2026-02-17	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Gift	1,836	—	—	372,586
2026-02-17	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Other	199,362	—	—	199,362
2025-12-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	479	—	—	2,396
2025-12-23	Baker Cary	CHIEF FINANCIAL OFFICER	Tax	732	$171.99	$125,897	81,603
2025-12-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	479	—	—	81,739
2025-12-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	781	—	—	782
2025-12-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	781	—	—	81,260
2025-12-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	596	—	—	82,335
2025-12-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	596	—	—	5,370
2025-12-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,224	—	—	6,119
2025-12-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Tax	2,218	$171.99	$381,474	374,422
2025-12-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Other	199,362	—	—	199,362
2025-12-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	2,594	—	—	373,599
2025-12-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	2,594	—	—	2,594
2025-12-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,817	—	—	16,355
2025-12-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,817	—	—	376,640
2025-12-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,224	—	—	374,823
2025-12-15	SYLEBRA CAPITAL LLC	10% Owner	Sell	134,629	$150.36	$20,242,816	1,132,152
2025-12-12	SYLEBRA CAPITAL LLC	10% Owner	Sell	50,573	$146.62	$7,415,013	1,266,781
2025-12-11	SYLEBRA CAPITAL LLC	10% Owner	Sell	95,345	$152.87	$14,575,390	1,317,354
2025-12-10	SYLEBRA CAPITAL LLC	10% Owner	Sell	84,604	$155.49	$13,155,321	1,412,699
2025-12-09	SYLEBRA CAPITAL LLC	10% Owner	Sell	40	$160.01	$6,401	1,497,303
2025-12-08	SYLEBRA CAPITAL LLC	10% Owner	Sell	2,494	$160.72	$400,835	1,497,343
2025-12-05	SYLEBRA CAPITAL LLC	10% Owner	Sell	1,373	$161.04	$221,108	1,499,837
2025-12-04	SYLEBRA CAPITAL LLC	10% Owner	Sell	3,167	$160.59	$508,589	1,501,210
2025-12-03	SYLEBRA CAPITAL LLC	10% Owner	Sell	41,221	$167.97	$6,923,891	1,504,377
2025-12-02	SYLEBRA CAPITAL LLC	10% Owner	Sell	41,874	$168.23	$7,044,463	1,545,598
2025-12-01	SYLEBRA CAPITAL LLC	10% Owner	Sell	31,058	$167.02	$5,187,307	1,587,472
2025-11-28	SYLEBRA CAPITAL LLC	10% Owner	Sell	22,297	$172.62	$3,848,908	1,618,530
2025-11-26	SYLEBRA CAPITAL LLC	10% Owner	Sell	34,556	$171.80	$5,936,721	1,640,827
2025-11-25	SYLEBRA CAPITAL LLC	10% Owner	Sell	46,110	$167.73	$7,734,030	1,675,383
2025-11-25	Baker Cary	CHIEF FINANCIAL OFFICER	Gift	1,000	—	—	80,479
2025-11-24	SYLEBRA CAPITAL LLC	10% Owner	Sell	31,952	$159.42	$5,093,788	1,721,493
2025-11-21	SYLEBRA CAPITAL LLC	10% Owner	Sell	3,046	$155.10	$472,426	1,753,445
2025-11-20	SYLEBRA CAPITAL LLC	10% Owner	Sell	8,081	$156.32	$1,263,262	1,756,491
2025-11-19	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Gift	7,000	—	—	371,005
2025-11-19	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Other	199,362	—	—	199,362
2025-11-12	SYLEBRA CAPITAL LLC	10% Owner	Sell	3,772	$156.30	$589,564	1,764,572
2025-11-11	SYLEBRA CAPITAL LLC	10% Owner	Sell	30,000	$155.63	$4,668,900	1,768,344
2025-11-07	SYLEBRA CAPITAL LLC	10% Owner	Sell	6,246	$162.16	$1,012,851	1,798,344
2025-11-07	WASHINGTON MIRON	Director	Sell	342	$158.94	$54,357	2,040
2025-11-06	SYLEBRA CAPITAL LLC	10% Owner	Sell	23,157	$171.95	$3,981,846	1,804,590
2025-11-03	SYLEBRA CAPITAL LLC	10% Owner	Sell	1,513	$202.01	$305,641	1,827,747
2025-10-30	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	23,500	—	—	0
2025-10-30	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	23,500	$22.40	$526,400	378,005
2025-10-30	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Other	199,362	—	—	199,362
2025-10-20	Valdez Arthur L Jr	Director	Other	0	—	—	0
2025-10-20	Valdez Arthur L Jr	Director	Award	1,220	—	—	1,220
2025-09-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,224	—	—	354,906
2025-09-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,818	—	—	356,724
2025-09-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	2,594	—	—	353,682
2025-09-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,224	—	—	7,343
2025-09-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	1,818	—	—	18,172
2025-09-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Other	199,362	—	—	199,362
2025-09-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	2,594	—	—	5,188
2025-09-23	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Tax	2,219	$184.97	$410,448	354,505
2025-09-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	597	—	—	82,211
2025-09-23	Baker Cary	CHIEF FINANCIAL OFFICER	Tax	732	$184.97	$135,398	81,479
2025-09-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	479	—	—	2,875
2025-09-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	781	—	—	81,135
2025-09-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	479	—	—	81,614
2025-09-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	597	—	—	5,966
2025-09-23	Baker Cary	CHIEF FINANCIAL OFFICER	Convert	781	—	—	1,563
2025-09-18	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	7,036	—	—	23,500
2025-09-18	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	47,039	—	—	0
2025-09-18	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Other	199,362	—	—	199,362
2025-09-18	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	47,039	$33.77	$1,588,507	344,052
2025-09-18	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Convert	7,036	$22.40	$157,606	351,088
2025-09-16	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Sell	340	$190.26	$64,687	297,025
2025-09-16	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Sell	1,073	$187.52	$201,212	298,215
2025-09-16	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Sell	12	$191.76	$2,301	297,013
2025-09-16	DIORIO CHRIS PH.D.	Director, CHIEF EXECUTIVE OFFICER	Sell	850	$189.21	$160,830	297,365