Impinj (PI) Insider Trading & Ownership $187.47 -3.09 (-1.62%) Closing price 08/29/2025 04:00 PM EasternExtended Trading$190.86 +3.38 (+1.81%) As of 08/29/2025 07:37 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Impinj (NASDAQ:PI) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage12.40%Number OfInsiders Buying(Last 12 Months)1Amount OfInsider Buying(Last 12 Months)$20.00MNumber OfInsiders Selling(Last 12 Months)6Amount OfInsider Selling(Last 12 Months)$135.02M Get PI Insider Trade Alerts Want to know when executives and insiders are buying or selling Impinj stock? 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PI Insider Buying and Selling by Quarter Impinj Insider and Congressional Trades History Insiders and Members of Congress Insiders Only Members of Congress Only Transaction Type Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame Start Date End Date Export to Excel Transaction DateNameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails8/28/2025Chris Ph.D. DiorioCEOSell5,000$187.79$938,950.00 5/14/2025Marjorie Taylor GreeneU.S. Congress Member (R-GA)Buy$121.46$1,001 - $15,0005/5/2025Marjorie Taylor GreeneU.S. Congress Member (R-GA)Buy$98.46$1,001 - $15,0004/4/2025Marjorie Taylor GreeneU.S. Congress Member (R-GA)Buy$73.00$1,001 - $15,0003/3/2025Marjorie Taylor GreeneU.S. Congress Member (R-GA)Buy$87.73$1,001 - $15,0002/21/2025Cary BakerCFOSell1,553$98.76$153,374.28 2/21/2025Cathal G PhelanInsiderSell565$98.77$55,805.05 2/21/2025Chris Ph.D. DiorioCEOSell8,334$98.78$823,232.52 2/21/2025Hussein MecklaiCOOSell3,739$98.81$369,450.59 2/21/2025Jeffrey DossettCROSell2,666$98.81$263,427.46 1/13/2025Cary BakerCFOSell290$140.96$40,878.40 1/13/2025Chris Ph.D. DiorioCEOSell841$141.02$118,597.82 1/13/2025Hussein MecklaiCOOSell338$141.02$47,664.76 1/13/2025Jeffrey DossettCROSell378$141.05$53,316.90 Get Insider Trades Delivered To Your InboxEnter your email address below to receive a concise daily summary of insider buying activity, insider selling activity and changes in hedge fund holdings. 12/24/2024Cary BakerCFOSell499$146.06$72,883.94 12/24/2024Cathal G PhelanInsiderSell210$146.06$30,672.60 12/24/2024Chris Ph.D. DiorioCEOSell1,504$146.22$219,914.88 12/24/2024Hussein MecklaiCOOSell826$146.07$120,653.82 12/24/2024Jeffrey DossettCROSell580$146.06$84,714.80 11/14/2024Jeffrey DossettCROSell7,500$181.17$1,358,775.00 11/13/2024Sylebra Capital LlcInsiderSell2,550$195.41$498,295.50 11/11/2024Sylebra Capital LlcMajor ShareholderSell78,616$201.79$15,863,922.64 11/8/2024Cathal G PhelanInsiderSell11,549$200.81$2,319,154.69 11/8/2024Sylebra Capital LlcMajor ShareholderSell250,000$203.00$50,750,000.00 11/6/2024Sylebra Capital LlcMajor ShareholderSell89,809$201.78$18,121,660.02 11/4/2024Sylebra Capital LlcMajor ShareholderSell95,670$195.21$18,675,740.70 11/1/2024Sylebra Capital LlcMajor ShareholderSell22,373$195.00$4,362,735.00 10/30/2024Sylebra Capital LlcMajor ShareholderSell32,031$195.35$6,257,255.85 10/29/2024Chris Ph.D. DiorioCEOSell34,474$201.51$6,946,855.74 10/28/2024Cary BakerCFOSell15,000$204.90$3,073,500.00 10/28/2024Hussein MecklaiCOOSell10,000$204.75$2,047,500.00 10/14/2024Cary BakerCFOSell366$237.83$87,045.78 10/14/2024Chris Ph.D. DiorioCEOSell1,219$237.82$289,902.58 10/14/2024Hussein MecklaiCOOSell427$237.75$101,519.25 10/14/2024Jeffrey DossettCROSell488$237.84$116,065.92 9/24/2024Cary BakerCFOSell496$209.17$103,748.32 9/24/2024Cathal G PhelanInsiderSell209$209.15$43,712.35 9/24/2024Chris Ph.D. DiorioCEOSell1,498$209.12$313,261.76 9/24/2024Hussein MecklaiCOOSell822$209.18$171,945.96 9/24/2024Jeffrey DossettCROSell577$209.20$120,708.40 9/13/2024Sylebra Capital LlcMajor ShareholderBuy4,264,393$4.69$20,000,003.17 (Data available from 1/1/2013 forward) PI Insider Trading Activity - Frequently Asked Questions Who is on Impinj's Insider Roster? The list of insiders at Impinj includes Cary Baker, Cathal G Phelan, Chris Ph.D. Diorio, Gregory Sessler, Hussein Mecklai, Jeffrey Dossett, Miron Washington, Steve Sanghi, Sylebra Capital Llc, Sylebra Capital Ltd, and Umesh Padval. Learn more on insiders at PI. What percentage of Impinj stock is owned by insiders? 12.40% of Impinj stock is owned by insiders. Learn more on PI's insider holdings. Which Impinj insiders have been buying company stock? The following insiders have purchased PI shares in the last 24 months: Sylebra Capital Llc ($20,000,003.17), and Sylebra Capital Ltd ($13,648,479.75). How much insider buying is happening at Impinj? Insiders have purchased a total of 4,450,468 PI shares in the last 24 months for a total of $33,648,482.92 bought. Which Impinj insiders have been selling company stock? The following insiders have sold PI shares in the last 24 months: Cary Baker ($8,432,559.36), Cathal G Phelan ($5,667,594.36), Chris Ph.D. Diorio ($20,880,335.94), Hussein Mecklai ($8,240,358.94), Jeffrey Dossett ($7,762,903.83), Miron Washington ($222,060.00), Sylebra Capital Llc ($267,629,609.71), and Umesh Padval ($526,080.25). How much insider selling is happening at Impinj? Insiders have sold a total of 1,934,499 Impinj shares in the last 24 months for a total of $319,361,502.39 sold. Which members of congress are trading Impinj? Marjorie Taylor Greene (R-GA) has bought shares of Impinj in the last year totaling $32,000. Impinj Key ExecutivesDr. Chris Diorio Ph.D. (Age 62)Co-Founder, Vice Chairman & CEO Compensation: $818.86kMr. Cary L. Baker (Age 48)Chief Financial Officer Compensation: $565.86kMr. Hussein Mecklai (Age 50)Chief Operating Officer Compensation: $631.38kMr. Jeffrey Dossett (Age 63)Chief Revenue Officer Compensation: $584.56kMr. Cathal Phelan (Age 60)Chief Innovation Officer & Director Compensation: $368.36kMs. Denise Masters (Age 50)Vice President of Accounting & Corporate Controller Mr. Alberto PesaventoChief Technology OfficerMr. Yukio Morikubo (Age 64)General Counsel & Chief Compliance Officer Jill WestVice President of Strategic CommunicationsMs. Christina BalamSenior Vice President Of Human Resources More Insider Trading Tools from MarketBeat Related Companies FLEX Insider Ownership CRDO Insider Ownership DRS Insider Ownership NXT Insider Ownership LITE Insider Ownership QRVO Insider Ownership OLED Insider Ownership SITM Insider Ownership ALGM Insider Ownership COMM Insider Ownership Insider Tracking Tools CEO Purchases/Sales CFO Purchases/Sales Top Insider Buying Stocks Top Insider Selling Stocks Insider Trades Screener Insider Trades Newsletter Congressional Stock Trades Insider Trading By Country U.S. Insider Trading Activity Canadian Insider Trading Activity U.K. Insider Trading Activity Australia Insider Trading Activity Latest Articles Costco Faces Downgrades, Death Cross, Insider SellingReynolds Consumer Products Stock Price: Insiders Signal a BottomBuy, Sell, or Hold? Insiders Pile Into These 3 Healthcare StocksInsiders Trade Millions in NVIDIA-Linked Navitas, Hims, & Shift45 Stocks Insiders Are Selling That Analysts Say Buy This page (NASDAQ:PI) was last updated on 8/31/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredBONUS GUIDE - Ben Stein Prepares For the Next Financial CrisisWith inflation high, debt soaring, and global tensions rising, a financial storm may be brewing. Economist ...Goldco Precious Metals | SponsoredThis is my Christian duty“This land I will give to you…” — a 4,000-year-old line from Genesis may hold the key to unlocking a $150 tril...Paradigm Press | SponsoredEveryone’s watching Nvidia right now. 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