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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 $4.70B in total; Soros Fund Management is the only superinvestor holding it.

13F holders, Q3 2021

Institutional positions in Impinj Inc as of Sep 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
158
−5 vs. Q2 2021
Shares held
21.2M
−83.7K (−0.4%) vs. Q2 2021
Total value
$1.21B
+$112.7M (+10.2%) vs. Q2 2021
New holders
20
36 more added
Sold out
25
62 more reduced

2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting PI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2021: 158 institutions
Q1 2021: 163 institutionsQ2 2021: 165 institutionsQ3 2021: 158 institutionsQ4 2021: 176 institutionsQ1 2022: 181 institutionsQ2 2022: 161 institutionsQ3 2022: 192 institutionsQ4 2022: 241 institutionsQ1 2023: 262 institutionsQ2 2023: 223 institutionsQ3 2023: 193 institutionsQ4 2023: 200 institutionsQ1 2024: 228 institutionsQ2 2024: 273 institutionsQ3 2024: 322 institutionsQ4 2024: 317 institutionsQ1 2025: 276 institutionsQ2 2025: 293 institutionsQ3 2025: 322 institutionsQ4 2025: 328 institutionsQ1 2026: 291 institutionsQ2 2026: 317 institutions
Value heldQ3 2021: $1.21B
Q1 2021: $1.25BQ2 2021: $1.10BQ3 2021: $1.21BQ4 2021: $1.91BQ1 2022: $1.39BQ2 2022: $1.37BQ3 2022: $2.09BQ4 2022: $2.81BQ1 2023: $3.78BQ2 2023: $2.46BQ3 2023: $1.71BQ4 2023: $2.61BQ1 2024: $3.81BQ2 2024: $4.45BQ3 2024: $6.53BQ4 2024: $4.45BQ1 2025: $2.81BQ2 2025: $3.50BQ3 2025: $5.72BQ4 2025: $5.60BQ1 2026: $3.28BQ2 2026: $4.70B
Institutions holding PI and their total value by quarter
QuarterHoldersValue
Q2 2026317$4.70B
Q1 2026291$3.28B
Q4 2025328$5.60B
Q3 2025322$5.72B
Q2 2025293$3.50B
Q1 2025276$2.81B
Q4 2024317$4.45B
Q3 2024322$6.53B
Q2 2024273$4.45B
Q1 2024228$3.81B
Q4 2023200$2.61B
Q3 2023193$1.71B
Q2 2023223$2.46B
Q1 2023262$3.78B
Q4 2022241$2.81B
Q3 2022192$2.09B
Q2 2022161$1.37B
Q1 2022181$1.39B
Q4 2021176$1.91B
Q3 2021158$1.21B
Q2 2021165$1.10B
Q1 2021163$1.25B

Institutions, Q3 2021

Shares, value and share of portfolio for each institution holding Impinj Inc; share changes are against Q2 2021.

Institutions holding PI in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Sylebra Capital Ltd4,397,337$251.2M5.66%00.0%Unchanged
Chevy Chase Trust Holdings, Inc.1,836,955$104.9M0.37%+111,671+6.5%Added
Gilder Gagnon Howe & Co LLC1,593,423$91.0M0.47%+590,458+58.9%Added
BlackRock Inc.1,342,054$76.7M0.00%−123,610−8.4%Reduced
Vanguard Group Inc988,752$56.5M0.00%−49,163−4.7%Reduced
Fred Alger Management, LLC960,081$54.9M0.13%−90,115−8.6%Reduced
Janus Henderson Group PLC688,116$39.3M0.02%+8,627+1.3%Added
State Street Corp665,845$38.0M0.00%−95,256−12.5%Reduced
Driehaus Capital Management LLC658,025$37.6M0.45%+230,562+53.9%Added
Toronado Partners, LLC620,245$35.4M12.46%−64,434−9.4%Reduced
AWM Investment Company, Inc.492,477$28.1M2.76%00.0%Unchanged
Neuberger Berman Group LLC367,943$20.7M0.02%+20,714+6.0%Added
Geode Capital Management, LLC321,316$18.4M0.00%−27,900−8.0%Reduced
Morgan Stanley284,075$16.2M0.00%−62,393−18.0%Reduced
Polar Asset Management Partners Inc.281,381$16.1M0.19%−27,300−8.8%Reduced
Intrinsic Edge Capital Management LLC231,548$13.2M0.92%+84,209+57.2%Added
D. E. Shaw & Co., Inc.209,579$12.0M0.02%−158,456−43.1%Reduced
Northern Trust Corp208,669$11.9M0.00%−12,552−5.7%Reduced
Jacob Asset Management of New York LLC205,143$11.7M4.26%−957−0.5%Reduced
Deutsche Bank AG204,871$11.7M0.01%−2,741−1.3%Reduced
Lord, Abbett & Co. LLC195,973$11.2M0.03%−2,524−1.3%Reduced
Healthcare of Ontario Pension Plan Trust Fund180,200$10.3M0.03%+180,200New
Two Sigma Advisers, LP177,000$10.1M0.03%+12,200+7.4%Added
Cinctive Capital Management LP175,000$10.0M0.55%−10,000−5.4%Reduced
JPMorgan Chase & Co156,424$8.94M0.00%−28,724−15.5%Reduced
Scout Investments, Inc.155,797$8.90M0.13%−1,735−1.1%Reduced
Wasatch Advisors Inc151,070$8.63M0.04%+151,070New
UBS Asset Management Americas Inc144,685$8.27M0.00%00.0%Unchanged
Two Sigma Investments, LP141,554$8.09M0.02%−46,974−24.9%Reduced
Silvercrest Asset Management Group LLC141,359$8.08M0.05%−3,149−2.2%Reduced
Nuveen Asset Management, LLC138,555$7.95M0.00%−4,842−3.4%Reduced
Taylor Frigon Capital Management LLC131,833$7.53M2.43%−150−0.1%Reduced
Charles Schwab Investment Management Inc130,463$7.45M0.00%−16,563−11.3%Reduced
Millennium Management LLC127,363$7.28M0.01%−85,882−40.3%Reduced
Victory Capital Management Inc121,386$6.93M0.01%+106,736+728.6%Added
State of Wisconsin Investment Board102,000$5.83M0.01%00.0%Unchanged
Atika Capital Management LLC101,000$5.77M0.41%−26,000−20.5%Reduced
BNP Paribas Arbitrage, SA99,369$5.68M0.01%−6,180−5.9%Reduced
Next Century Growth Investors LLC97,768$5.58M0.48%+97,768New
Renaissance Technologies LLC95,800$5.47M0.01%−55,100−36.5%Reduced
Portolan Capital Management, LLC94,941$5.42M0.40%+78,139+465.1%Added
UBS Group AG94,755$5.41M0.00%−650−0.7%Reduced
Polar Capital Holdings Plc91,039$5.20M0.02%+91,039New
Goldman Sachs Group Inc84,026$4.80M0.00%−7,955−8.6%Reduced
Bank of America Corp83,002$4.74M0.00%−13,282−13.8%Reduced
Ameriprise Financial Inc78,558$4.49M0.00%−407,750−83.8%Reduced
Mirae Asset Global Investments Co., Ltd.63,210$3.61M0.01%+4,374+7.4%Added
Bank of New York Mellon Corp61,269$3.50M0.00%+4,808+8.5%Added
Royce & Associates LP61,000$3.48M0.03%00.0%Unchanged
Essex Investment Management Co LLC47,463$2.71M0.33%−306−0.6%Reduced
Invesco Ltd.40,924$2.34M0.00%+33,695+466.1%Added
Swiss National Bank39,900$2.28M0.00%+1,200+3.1%Added
Envestnet Asset Management Inc39,719$2.27M0.00%+6,404+19.2%Added
Trellus Management Company, LLC39,616$2.26M2.03%00.0%Unchanged
Clarius Group, LLC39,377$2.25M0.20%−567−1.4%Reduced
K.J. Harrison & Partners Inc38,550$2.21M0.32%00.0%Unchanged
Assenagon Asset Management S.A.38,504$2.20M0.01%00.0%Unchanged
Moloney Securities Asset Management, LLC35,150$2.01M0.37%−1,500−4.1%Reduced
Citadel Advisors LLC28,536$1.63M0.00%−62,140−68.5%Reduced
Alliancebernstein L.P.28,501$1.63M0.00%+9,301+48.4%Added
PDT Partners, LLC28,267$1.61M0.12%−11,080−28.2%Reduced
Black Creek Investment Management Inc.28,000$1.60M0.05%−2,500−8.2%Reduced
Ironwood Investment Management LLC27,822$1.59M0.82%−135−0.5%Reduced
HRT Financial LP26,901$1.54M0.01%+26,901New
Raymond James Financial Services Advisors, Inc.26,509$1.51M0.00%+2,133+8.8%Added
Truist Financial Corp25,692$1.47M0.00%+2,900+12.7%Added
California State Teachers Retirement System24,826$1.42M0.00%−891−3.5%Reduced
Alpha Paradigm Partners, LLC23,893$1.36M0.55%+5,081+27.0%Added
Raymond James & Associates23,636$1.35M0.00%−2,289−8.8%Reduced
Pachira Investments Inc.23,331$1.33M0.95%00.0%Unchanged
Cubist Systematic Strategies, LLC22,303$1.27M0.02%−5,042−18.4%Reduced
Axel Capital Management, LLC20,000$1.14M0.64%−115,895−85.3%Reduced
Rhumbline Advisers19,069$1.09M0.00%+840+4.6%Added
Redmond Asset Management, LLC17,754$1.01M0.32%00.0%Unchanged
Vident Investment Advisory, LLC17,223$984.0K0.03%00.0%Unchanged
LPL Financial LLC16,944$968.0K0.00%−492−2.8%Reduced
BFSG, LLC16,632$950.0K0.15%+16,632New
Canada Pension Plan Investment Board16,000$914.0K0.00%+16,000New
Algert Global LLC13,990$799.0K0.11%+13,990New
FMR LLC13,286$759.0K0.00%+90+0.7%Added
SFE Investment Counsel13,240$756.0K0.21%+100+0.8%Added
Price T Rowe Associates Inc13,178$753.0K0.00%+1,030+8.5%Added
New York State Common Retirement Fund13,044$745.0K0.00%−3,995−23.4%Reduced
Ergoteles LLC12,600$720.0K0.03%+12,600New
Dimensional Fund Advisors LP12,253$700.0K0.00%−30,491−71.3%Reduced
Credit Suisse AG11,468$655.0K0.00%−6,463−36.0%Reduced
Walleye Capital LLC10,838$619.0K0.02%+1,430+15.2%Added
Oppenheimer Asset Management Inc.10,769$615.0K0.01%−2,764−20.4%Reduced
Parametric Portfolio Associates LLC10,225$584.0K0.00%−2,577−20.1%Reduced
American International Group, Inc.10,215$584.0K0.00%−243−2.3%Reduced
First Trust Advisors LP9,962$569.0K0.00%−62,823−86.3%Reduced
Manufacturers Life Insurance Company, The9,874$564.0K0.00%−817−7.6%Reduced
GWM Advisors LLC9,700$554.0K0.01%+9,700New
State Board of Administration of Florida Retirement System8,704$497.0K0.00%00.0%Unchanged
Barclays PLC8,639$494.0K0.00%+4,717+120.3%Added
Waterfront Wealth Inc.8,385$479.0K0.23%+305+3.8%Added
ETF Managers Group, LLC7,946$453.0K0.01%+7,946New
MetLife Investment Management7,512$429.2K0.00%00.0%Unchanged
Capital Impact Advisors, LLC7,500$428.0K0.17%−11,125−59.7%Reduced
Advisor Group Holdings, Inc.7,410$424.0K0.00%+709+10.6%Added