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Impinj Inc

PI
Exchange
Nasdaq
Industry
Electronic Components, NEC
SEC CIK
0001114995

In the last 90 days, Impinj Inc insiders filed 0 open-market purchases and 3 sales; 317 institutions reported holding it in 13F filings for Q2 2026, worth $4.69B in total; Soros Fund Management is the only superinvestor holding it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Impinj Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
3 filings
2 insiders, $2.05M in total
Insiders trading
2
Net value
−$2.05M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Impinj Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Impinj Inc
NameTitleLast reported holdingLast filingFilings, past year
Diorio Chris PH.D.CHIEF EXECUTIVE OFFICER356,265Sep 24, 202614
Baker CaryCHIEF FINANCIAL OFFICER81,039Sep 24, 20269
Washington MironDirector4,354Sep 16, 20263
Sylebra Capital LLCDirector775,943IndirectJun 10, 202619
Sanghi SteveDirector13,274May 29, 20261
Padval UmeshDirector6,654May 29, 20261
Rao MeeraDirector11,322May 29, 20261
Gibson Daniel PatrickDirector23,010May 29, 202613
Valdez Arthur L JrDirector–May 29, 20262
Phelan Cathal GCHIEF INNOVATION OFFICER10,431May 21, 20250
Mecklai HusseinCHIEF OPERATING OFFICER75,882Apr 14, 20250
Dossett JeffreyCHIEF REVENUE OFFICER71,886Feb 24, 20250
Sylebra Capital LtdDirector0IndirectSep 16, 20240
Sessler GregoryDirector28,257Jun 12, 20230
Van Oppen Peter HDirector24,266Jun 13, 20220
Wise TheresaDirector14,850Jun 13, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Oct 31, 2024 (view filing)9:16 PM ETOct 29-302 daysGibson Daniel Patrick and 1 otherDirectorSSale−175.8K$200.75−$35.3M−5.5%3.02M after2 lots
Oct 31, 2024 (view filing)Oct 29-302 daysDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−35.0K$201.42−$7.05M−10.6%294.4K after5 lots
Oct 30, 2024 (view filing)Oct 282 daysMecklai HusseinCHIEF OPERATING OFFICERSSale−10.0K$204.75−$2.05M−14.3%60.0K after2 lots
Oct 30, 2024 (view filing)Oct 282 daysBaker CaryCHIEF FINANCIAL OFFICERSSale−15.0K$204.90−$3.07M−17.4%71.1K after9 lots
Oct 15, 2024 (view filing)Oct 141 dayMecklai HusseinCHIEF OPERATING OFFICERSSale−427$237.75−$101.5K−0.7%60.0K after2 lots
Oct 15, 2024 (view filing)Oct 141 dayDossett JeffreyCHIEF REVENUE OFFICERSSale−488$237.84−$116.1K−0.7%65.3K after3 lots
Oct 15, 2024 (view filing)Oct 141 dayDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−1.22K$237.82−$289.9K−0.4%294.4K after3 lots
Oct 15, 2024 (view filing)Oct 141 dayBaker CaryCHIEF FINANCIAL OFFICERSSale−366$237.83−$87.0K−0.5%71.1K after3 lots
Sep 25, 2024 (view filing)Sep 241 dayPhelan Cathal GCHIEF INNOVATION OFFICERSSale−209$209.15−$43.7K−1.2%17.6K after2 lots
Sep 25, 2024 (view filing)Sep 241 dayMecklai HusseinCHIEF OPERATING OFFICERSSale−822$209.18−$171.9K−1.4%59.4K after2 lots
Sep 25, 2024 (view filing)Sep 241 dayDossett JeffreyCHIEF REVENUE OFFICERSSale−577$209.20−$120.7K−0.9%64.5K after2 lots
Sep 25, 2024 (view filing)Sep 241 dayDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−1.50K$209.12−$313.3K−0.5%292.5K after2 lots
Sep 25, 2024 (view filing)Sep 241 dayBaker CaryCHIEF FINANCIAL OFFICERSSale−496$209.16−$103.7K−0.7%70.5K after2 lots
Sep 16, 2024 (view filing)10:47 AM ETSep 16Same daySylebra Capital Ltd and 2 othersDirectorPPurchase0––New position0 afterAmended
Sep 16, 2024 (view filing)10:35 AM ETSep 133 daysSylebra Capital Ltd and 2 othersDirectorPPurchase+4.26M$4.69+$20.0M+14.8%33.1M afterFrom original
Sep 16, 2024 (view filing)10:35 AM ETSep 133 daysSylebra Capital Ltd and 2 othersDirectorPPurchase+2.50M$1.00+$2.50M–2.50M afterFrom originalDerivative
Sep 16, 2024 (view filing)Sep 133 daysPadval UmeshDirectorSSale−3.53K$188.47−$665.1K−67.1%1.73K after2 lots
Aug 22, 2024 (view filing)Aug 211 dayPhelan Cathal GCHIEF INNOVATION OFFICERSSale−677$162.46−$110.0K−3.8%17.4K after2 lots
Aug 2, 2024 (view filing)Jul 31-Aug 12 daysDossett JeffreyCHIEF REVENUE OFFICERSSale−30.0K$154.65−$4.64M−32.0%63.6K after19 lots10b5-1
Jul 16, 2024 (view filing)Jul 151 dayMecklai HusseinCHIEF OPERATING OFFICERSSale−416$175.43−$73.0K−0.7%58.1K after3 lots
Jul 16, 2024 (view filing)Jul 151 dayDossett JeffreyCHIEF REVENUE OFFICERSSale−475$175.38−$83.3K−0.7%63.6K after3 lots
Jul 16, 2024 (view filing)Jul 151 dayBaker CaryCHIEF FINANCIAL OFFICERSSale−356$175.42−$62.4K−0.5%69.8K after3 lots
Jul 16, 2024 (view filing)Jul 151 dayDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−1.19K$175.43−$208.2K−0.4%291.4K after3 lots
Jul 9, 2024 (view filing)Jul 81 dayDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−5.00K$162.32−$811.6K−1.7%289.5K after3 lots10b5-1
Jul 2, 2024 (view filing)Jul 1-21 dayDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−10.0K$154.76−$1.55M−3.3%289.5K after9 lots10b5-1
Jun 25, 2024 (view filing)Jun 241 dayPhelan Cathal GCHIEF INNOVATION OFFICERSSale−212$147.52−$31.3K−1.3%16.7K after2 lots
Jun 25, 2024 (view filing)Jun 241 dayMecklai HusseinCHIEF OPERATING OFFICERSSale−833$147.58−$122.9K−1.4%57.4K after2 lots
Jun 25, 2024 (view filing)Jun 241 dayDossett JeffreyCHIEF REVENUE OFFICERSSale−584$147.59−$86.2K−0.9%62.9K after2 lots
Jun 25, 2024 (view filing)Jun 241 dayBaker CaryCHIEF FINANCIAL OFFICERSSale−503$147.64−$74.3K−0.7%69.2K after2 lots
Jun 25, 2024 (view filing)Jun 24-251 dayDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−11.5K$148.90−$1.72M−3.8%289.5K after5 lots10b5-1
Jun 18, 2024 (view filing)Jun 171 dayMecklai HusseinCHIEF OPERATING OFFICERSSale−495$149.90−$74.2K−0.9%56.2K after2 lots
Jun 18, 2024 (view filing)Jun 171 dayBaker CaryCHIEF FINANCIAL OFFICERSSale−308$149.94−$46.2K−0.4%68.4K after2 lots
Jun 18, 2024 (view filing)Jun 171 dayDossett JeffreyCHIEF REVENUE OFFICERSSale−739$149.88−$110.8K−1.2%62.0K after2 lots
Jun 18, 2024 (view filing)Jun 17-181 dayDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−10.6K$149.73−$1.59M−3.6%287.2K after7 lots10b5-1
Jun 11, 2024 (view filing)Jun 10-111 dayDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−10.0K$147.13−$1.47M−3.4%286.2K after6 lots10b5-1
Jun 11, 2024 (view filing)Jun 101 dayWashington MironDirectorSSale−1.50K$148.04−$222.1K−72.4%571 after
Jun 10, 2024 (view filing)6:16 PM ETJun 64 daysGibson Daniel Patrick and 1 otherDirectorSSale−1.00M$153.10−$153.1M−23.8%3.20M after
Jun 4, 2024 (view filing)May 31-Jun 44 daysDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−15.0K$163.87−$2.46M−5.0%286.2K after8 lots10b5-1
May 21, 2024 (view filing)May 21Same dayPhelan Cathal GCHIEF INNOVATION OFFICERSSale−708$166.99−$118.2K−4.1%16.5K after
May 3, 2024 (view filing)May 21 dayBaker CaryCHIEF FINANCIAL OFFICERSSale−10.0K$159.08−$1.59M−12.8%67.9K after4 lots
May 2, 2024 (view filing)May 11 dayMecklai HusseinCHIEF OPERATING OFFICERSSale−5.00K$154.38−$771.9K−8.3%55.4K after2 lots
Apr 30, 2024 (view filing)Apr 264 daysPadval UmeshDirectorSSale−3.48K$151.39−$526.1K−49.6%3.53K after3 lots
Apr 30, 2024 (view filing)Apr 264 daysPhelan Cathal GCHIEF INNOVATION OFFICERSSale−10.0K$147.94−$1.48M−38.8%15.8K after5 lots
Apr 30, 2024 (view filing)Apr 264 daysDossett JeffreyCHIEF REVENUE OFFICERSSale−8.00K$145.77−$1.17M−11.6%60.9K after4 lots
Apr 30, 2024 (view filing)Apr 264 daysDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−26.7K$147.02−$3.92M−8.5%286.2K after9 lots
Apr 16, 2024 (view filing)Apr 151 dayMecklai HusseinCHIEF OPERATING OFFICERSSale−435$118.75−$51.7K−0.8%55.4K after2 lots
Apr 16, 2024 (view filing)Apr 151 dayDossett JeffreyCHIEF REVENUE OFFICERSSale−498$118.70−$59.1K−0.8%60.9K after2 lots
Apr 16, 2024 (view filing)Apr 151 dayDiorio Chris PH.D.CHIEF EXECUTIVE OFFICERSSale−1.24K$118.67−$147.6K−0.4%286.2K after2 lots
Apr 16, 2024 (view filing)Apr 151 dayBaker CaryCHIEF FINANCIAL OFFICERSSale−374$118.70−$44.4K−0.5%67.9K after2 lots
Mar 26, 2024 (view filing)Mar 251 dayPhelan Cathal GCHIEF INNOVATION OFFICERSSale−841$126.83−$106.7K−3.2%25.8K after