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Livermore
ZHEN

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.

Q2 2026 vs. Q1 2026

How the institutions holding Impinj Inc changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of PI: Q1 2026 compared with Q2 2026
MeasureQ1 2026Of which not filed for Q2 2026Q2 2026Change
Holders2913317+29
Shares31.9M35.8K32.8M+977.5K (+3.1%)
Value$3.28B$3.68M$4.69B+$1.42B (+43.3%)

3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (67)

Institutions that held Impinj Inc at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to PI in Q2 2026
InstitutionSharesValue% of portfolio
Broad Bay Capital Management, LP328,700$47.1M4.46%
Westfield Capital Management Co LP270,646$38.8M0.13%
Norges Bank186,182$26.7M0.00%
Summit Partners Public Asset Management, LLC61,500$8.81M0.23%
Weiss Asset Management LP57,722$8.27M0.09%
Riverbridge Partners LLC56,028$8.02M0.22%
Jupiter Topco LLC24,441$3.50M0.00%
Polymer Capital Management (HK) LTD18,769$2.69M0.27%
Algert Global LLC12,860$1.84M0.02%
Boothbay Fund Management, LLC11,470$1.64M0.03%
Formula Growth Ltd9,500$1.36M0.48%
LMR Partners LLP6,728$963.7K0.01%
Assenagon Asset Management S.A.6,138$879.1K0.00%
Lisanti Capital Growth, LLC5,595$801.4K0.18%
Mangrove Partners4,134$592.1K0.04%
Marex Group plc4,000$572.9K0.00%
XTX Topco Ltd3,531$505.7K0.01%
SRS Capital Advisors, Inc.3,508$502.5K0.00%
Armistice Capital, LLC3,244$464.6K0.01%
Legato Capital Management LLC2,835$406.1K0.03%
Clare Market Investments LLC2,685$384.6K0.07%
SummitTX Capital, L.P.2,684$384.4K0.01%
Hilltop Partners LLC2,627$376.3K0.09%
Total Wealth Planning & Management, Inc.2,275$325.8K0.24%
Mitsubishi UFJ Trust & Banking Corp2,228$319.1K0.00%
Clark Financial Services Group Inc2,218$317.7K0.15%
Swiss Life Asset Management Ltd2,034$291.3K0.00%
Virginia Retirement Systems Et Al1,900$272.1K0.00%
Apollon Wealth Management, LLC1,852$265.3K0.00%
Sanctuary Advisors, LLC1,791$256.5K0.00%
CIBC Bancorp USA Inc.1,788$256.1K0.00%
Kestra Private Wealth Services, LLC1,741$249.4K0.00%
LJI Wealth Management, LLC1,700$243.5K0.03%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC1,698$243.2K0.01%
Delta Global Management LP1,656$237.2K0.03%
Profund Advisors LLC1,568$224.6K0.01%
Commonwealth Equity Services, LLC1,566$224.3K0.00%
DnB Asset Management AS1,559$223.3K0.00%
Crossmark Global Holdings, Inc.1,520$217.7K0.00%
Keybank National Association1,515$217.0K0.00%
Pacer Advisors, Inc.1,105$158.0K0.00%
Nykredit A/S1,012$144.9K0.00%
STRS Ohio900$128.9K0.00%
Institute for Wealth Management, LLC.800$114.6K0.01%
Bayforest Capital Ltd743$106.4K0.10%
Community Financial Services Group, LLC595$85.4K0.01%
Clearstead Advisors, LLC270$38.7K0.00%
Optiver Holding B.V.264$37.8K0.00%
Global Retirement Partners, LLC216$30.9K0.00%
TOP Private Wealth LLC.178$25.5K0.02%
Silvant Capital Management LLC150$21.5K0.00%
Walleye Trading LLC93$13.3K0.00%
Simplex Trading, LLC68$9.74K0.00%
Cape Investment Advisory, Inc.31$4.44K0.00%
International Assets Investment Management, LLC21$3.02K0.00%
Continuum Advisory, LLC11$1.58K0.00%
Silver Grove Financial Group, Inc.11$1.58K0.00%
GFS Advisors, LLC25,000$1.43K0.00%
Plante Moran Financial Advisors, LLC6$8590.00%
Marquette Asset Management, LLC5$7170.00%
JFS Wealth Advisors, LLC4$5730.00%
UMA Financial Services, Inc.4$5730.00%
Hughes Financial Services, LLC4$5730.00%
Abound Wealth Management1$1440.00%
Davis Capital Management1$1430.00%
Avion Wealth3$00.00%
Evolution Advisers, Inc.3$00.00%

Sold out (38)

Institutions that held Impinj Inc at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of PI in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Alyeska Investment Group, L.P.734,787$75.5M
Polar Asset Management Partners Inc.136,656$14.0M
Oberweis Asset Management Inc118,086$12.1M
Wellington Management Group LLP105,398$10.8M
Marshall Wace, LLP61,319$6.30M
Nordea Investment Management AB37,583$3.63M
Congress Asset Management Co17,668$1.81M
Inspire Advisors, LLC15,672$1.61M
Natixis6,800$698.4K
Niles Investment Management, LLC6,788$697.1K
Susquehanna Portfolio Strategies, LLC6,451$662.5K
Allstate Corp6,253$642.2K
Quantitative Investment Management, LLC4,898$503.0K
EP Wealth Advisors, LLC4,795$492.4K
Inceptionr LLC4,567$469.0K
Blackstone Group Inc.3,649$374.8K
Headlands Technologies LLC3,588$368.5K
Integrated Wealth Concepts LLC2,652$272.4K
AlphaGrep UK Ltd2,280$234.2K
Group One Trading, L.P.1,349$138.5K
Asset Management One Co.,Ltd.928$95.3K
Virtus ETF Advisers LLC900$92.4K
Advisory Services Network, LLC500$51.4K
Aster Capital Management (DIFC) Ltd416$37.7K
Quadrant Capital Group LLC322$33.1K
Clear Street Markets LLC226$23.2K
Spire Wealth Management101$10.4K
MAI Capital Management74$7.60K
Rachor Investment Advisory Services, LLC20$2.05K
Twin Peaks Wealth Advisors, LLC14$1.44K
Sound Income Strategies, LLC7$714
Golden State Equity Partners6$616
Bell Investment Advisors, Inc5$514
Kilter Group LLC4$411
National Bank of Canada4$410
First Pacific Financial2$206
Root Financial Partners, LLC2$205
Rakuten Securities, Inc.2$205

Not filed for Q2 2026 yet (3)

Institutions that held Impinj Inc at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding PI in Q1 2026 that haven't filed for Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Janus Henderson Group PLC28,014$2.88M
CWM, LLC5,145$528.4K
U.S. Capital Wealth Advisors, LLC2,650$272.2K