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Impinj (PI) Institutional Ownership

Impinj logo
$172.65 -6.16 (-3.44%)
Closing price 08/14/2026 04:00 PM Eastern
Extended Trading
$172.32 -0.34 (-0.19%)
As of 08/14/2026 07:42 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 Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Impinj (NASDAQ:PI)

Number of
Institutional Buyers
(last 12 months)
189
Total
Institutional Inflows
(last 12 months)
$1.46B
Number of
Institutional Sellers
(last 12 months)
112
Total
Institutional Outflows
(last 12 months)
$3.94B
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PI Institutional Buying and Selling by Quarter

Impinj Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/15/2026Odyssean LLC5,798$830K0.1%N/A0.019%
8/15/2026Man Group plc48,836$7.00M0.0%N/A0.160%
8/15/2026Jupiter Topco LLC24,441$3.50M0.0%N/A0.080%
8/15/2026AWM Investment Company Inc.207,018$29.65M2.6%N/A0.678%
8/14/2026Legal & General Group Plc62,373$8.93M0.0%N/A0.204%
8/14/2026The Manufacturers Life Insurance Company 669,324$95.87M0.1%N/A2.191%
8/14/2026 Algert Global LLC12,860$1.84M0.0%N/A0.042%
8/13/2026 Sanctuary Advisors LLC1,791$257K0.0%N/A0.006%
8/13/2026 Polymer Capital Management HK LTD18,769$2.69M0.1%N/A0.061%
8/12/2026 Elevation Point Wealth Partners LLC3,667$525K0.0%N/A0.012%
8/12/2026 William Blair Investment Management LLC296,821$42.51M0.1%N/A0.972%
8/11/2026 Lisanti Capital Growth LLC5,595$801K0.2%N/A0.018%
8/7/2026 K.J. Harrison & Partners Inc16,000$2.29M0.3%N/A0.052%
8/7/2026 Auxano Advisors LLC8,501$1.22M0.2%N/A0.028%
8/7/2026 MidFirst Bank1,565$224K0.0%N/A0.005%
8/7/2026 BlackRock Inc.4,449,389$637.29M0.0%N/A14.564%
8/7/2026 Deutsche Bank AG104,061$14.91M0.0%N/A0.341%
8/7/2026 Mitsubishi UFJ Asset Management Co. Ltd.37,970$5.44M0.0%N/A0.124%
8/6/2026 Global Retirement Partners LLC216$31K0.0%N/A0.001%
8/6/2026 Bank of New York Mellon Corp161,916$23.19M0.0%N/A0.530%
8/6/2026 Kelleher Financial Advisors366$52K0.0%N/A0.001%
8/6/2026 Pacific Sage Partners LLC2,189$314K0.0%N/A0.007%
8/5/2026 SFE Investment Counsel3,220$461K0.1%N/A0.011%
7/10/2026 Handelsbanken Fonder AB10,200$1.46M0.0%+59.4%0.033%
7/10/2026 Community Financial Services Group LLC595$85K0.0%N/A0.002%
7/8/2026 Assenagon Asset Management S.A.6,138$879K0.0%N/A0.020%
7/7/2026 Avior Wealth Management LLC1,698$243K0.0%N/A0.006%
5/22/2026 Segall Bryant & Hamill LLC46,977$4.83M0.1%-4.9%0.154%
5/19/2026Western Wealth Management LLC269$28K0.0%N/A0.001%
5/19/2026Janus Henderson Group PLC28,014$2.88M0.0%+40.1%0.092%
5/18/2026 Amundi2,333$240K0.0%-8.6%0.008%
5/18/2026California State Teachers Retirement System33,902$3.48M0.0%+29.3%0.111%
5/18/2026Royal Bank of Canada13,812$1.42M0.0%+307.8%0.045%
5/16/2026The Manufacturers Life Insurance Company425,945$43.75M0.0%+2,441.0%1.398%
5/16/2026 Quantinno Capital Management LP11,721$1.20M0.0%-2.7%0.038%
5/16/2026Polar Asset Management Partners Inc.136,656$14.04M0.3%+25.6%0.449%
5/14/2026 Inceptionr LLC4,567$469K0.1%N/A0.015%
5/14/2026Sei Investments Co.46,489$4.77M0.0%-66.3%0.153%
5/14/2026 Lido Advisors LLC2,993$307K0.0%-47.8%0.010%
5/13/2026 Cetera Investment Advisers4,054$416K0.0%-15.9%0.013%
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5/13/2026 First Trust Advisors LP11,979$1.23M0.0%-78.0%0.039%
5/8/2026 PNC Financial Services Group Inc.3,081$316K0.0%+5.4%0.010%
5/7/2026 KBC Group NV793$81K0.0%-97.5%0.003%
5/7/2026 Swiss National Bank56,500$5.80M0.0%+3.5%0.185%
5/6/2026 Jennison Associates LLC108,882$11.18M0.0%-55.1%0.357%
5/6/2026 Assetmark Inc.4,648$477K0.0%+21,027.3%0.015%
5/6/2026 Allspring Global Investments Holdings LLC181,978$18.55M0.0%+7.0%0.597%
5/5/2026 D.A. Davidson & CO.12,439$1.28M0.0%+857.6%0.041%
5/5/2026 Bank of New York Mellon Corp143,782$14.77M0.0%-0.7%0.472%
5/4/2026 Emerald Mutual Fund Advisers Trust111,287$11.43M0.6%+11.9%0.365%
5/4/2026 Emerald Advisers LLC181,615$18.65M0.6%+14.4%0.596%
5/4/2026 Principal Financial Group Inc.131,645$13.52M0.0%+2.7%0.432%
5/2/2026 SFE Investment Counsel3,525$362K0.1%+4.6%0.012%
5/1/2026 Fifth Third Bancorp8,564$880K0.0%+4,821.8%0.028%
5/1/2026 Kornitzer Capital Management Inc. KS10,226$1.05M0.0%+19.8%0.034%
4/30/2026 Kestra Advisory Services LLC2,730$280K0.0%+19.3%0.009%
4/30/2026 Granite Investment Partners LLC47,639$4.89M0.3%-5.7%0.156%
4/30/2026 Greenwood Capital Associates LLC4,493$461K0.1%N/A0.015%
4/30/2026 Taylor Frigon Capital Management LLC19,733$2.03M1.2%+14.9%0.065%
4/28/2026 Stephens Investment Management Group LLC79,531$8.17M0.1%+36.4%0.261%
4/28/2026 K.J. Harrison & Partners Inc26,200$2.69M0.4%+133.9%0.086%
4/27/2026 New York State Teachers Retirement System19,626$2.02M0.0%-4.3%0.064%
4/27/2026 Elevation Point Wealth Partners LLC3,416$351K0.0%N/A0.011%
4/27/2026 Jamison Private Wealth Management Inc.9,069$931K0.1%+2.4%0.030%
4/23/2026 Inspire Investing LLC5,086$522K0.0%+88.1%0.017%
4/22/2026 Pictet Asset Management Holding SA4,327$444K0.0%+6.9%0.014%
4/21/2026 Generali Investments Towarzystwo Funduszy Inwestycyjnych13,500$1.39M0.7%+22.7%0.044%
4/21/2026 Louisiana State Employees Retirement System11,900$1.22M0.0%N/A0.039%
4/16/2026 SG Americas Securities LLC25,743$2.64M0.0%+241.1%0.085%
4/15/2026 Peregrine Investment Management Inc.70,492$7.24M5.7%+73.4%0.233%
3/17/2026 Rockefeller Capital Management L.P.91,652$15.95M0.0%+2.8%0.303%
3/9/2026 Corient Private Wealth LLC3,883$675K0.0%+4.9%0.013%
3/3/2026 Caitong International Asset Management Co. Ltd344$60K0.0%N/A0.001%
2/25/2026 MidFirst Bank1,565$272K0.0%N/A0.005%
2/19/2026T. Rowe Price Investment Management Inc.183,669$31.96M0.0%+12.3%0.608%
2/19/2026Invesco Ltd.1,287,879$224.10M0.0%+6.5%4.260%
2/19/2026 Corient Private Wealth LLC3,808$662K0.0%+2.9%0.013%
2/18/2026 Mercer Global Advisors Inc. ADV3,211$559K0.0%+44.9%0.011%
2/18/2026 Vident Advisory LLC2,364$411K0.0%+12.0%0.008%
2/18/2026State of Tennessee Department of Treasury12,140$2.11M0.0%+13.9%0.040%
2/18/2026 EP Wealth Advisors LLC4,829$840K0.0%N/A0.016%
2/18/2026 Mackenzie Financial Corp6,746$1.14M0.0%+307.4%0.022%
2/18/2026Sylebra Capital LLC1,132,152$197.01M17.1%-38.1%3.745%
2/18/2026Empowered Funds LLC1,316$229K0.0%N/A0.004%
2/18/2026XTX Topco Ltd3,529$614K0.0%N/A0.012%
2/18/2026 VestGen Advisors LLC1,331$232K0.0%N/A0.004%
2/18/2026Wellington Management Group LLP93,362$16.25M0.0%+9.3%0.309%
2/18/2026Odyssean LLC3,402$592K0.4%N/A0.011%
2/18/2026Millennium Management LLC1,377$240K0.0%N/A0.005%
2/18/2026 Inspire Investing LLC2,704$471K0.0%+6.1%0.009%
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2/18/2026Janus Henderson Group PLC19,991$3.48M0.0%-92.0%0.066%
2/18/2026 Ardsley Advisory Partners LP6,500$1.13M0.1%N/A0.022%
2/17/2026 Guggenheim Capital LLC4,608$802K0.0%-17.3%0.015%
2/17/2026Polar Asset Management Partners Inc.108,811$18.93M0.2%+27.2%0.360%
2/17/2026AQR Capital Management LLC4,558$793K0.0%-42.3%0.015%
2/17/2026 Cetera Investment Advisers4,821$839K0.0%+11.4%0.016%
2/17/2026Whale Rock Capital Management LLC887,272$154.39M2.0%-27.5%2.935%
2/17/2026 Amundi2,553$444K0.0%N/A0.008%
2/17/2026Price T Rowe Associates Inc. MD692,596$120.52M0.0%+2.7%2.291%
2/17/2026T. Rowe Price Investment Management Inc.11,834$2.06M0.0%-92.8%0.039%


PI Institutional Ownership - Frequently Asked Questions

During the previous two years, 381 institutional investors and hedge funds held shares of Impinj. The most heavily invested institutionals were FMR LLC ($913.15M), BlackRock Inc. ($637.29M), Vanguard Group Inc. ($603.11M), Invesco Ltd. ($224.10M), State Street Corp ($222.19M), Capital International Investors ($221.90M), and Sylebra Capital LLC ($197.01M).Learn more on Impinj's institutional investors.

Of the 344 institutional investors that purchased Impinj's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: DLD Asset Management LP ($12M), BlackRock Inc. ($4.45M), The Manufacturers Life Insurance Company ($1.08M), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($731.82K), Norges Bank ($684.85K), William Blair Investment Management LLC ($508.82K), and Capital International Investors ($473.72K).

Institutional investors have bought a total of 9,680,106 shares in the last 24 months. This purchase volume represents approximately $1.46B in transactions.

Of the 112 institutional investors that sold Impinj's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: DLD Asset Management LP ($12.25M), Polar Capital Holdings Plc ($3.10M), Franklin Resources Inc. ($2.68M), Sylebra Capital LLC ($997.11K), Whale Rock Capital Management LLC ($337.31K), UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC ($334.74K), and Fred Alger Management LLC ($240.32K).

Institutional investors have sold a total of 22,018,438 shares in the last 24 months. This volume of shares sold represents approximately $3.94B in transactions.


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Institutional ownership data for NASDAQ:PI is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/15/2026. New 13F filings are added each quarter as they're published.
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