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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.

Q4 2025 vs. Q3 2025

How the institutions holding Impinj Inc changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of PI: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders3224328+10
Shares31.6M182.3K32.1M+688.8K (+2.2%)
Value$5.71B$33.0M$5.59B−$82.5M (−1.5%)

4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (67)

Institutions that held Impinj Inc at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to PI in Q4 2025
InstitutionSharesValue% of portfolio
Norges Bank317,313$55.2M0.01%
Aperture Investors, LLC117,118$20.4M2.85%
Baillie Gifford & Co102,753$17.9M0.01%
Squarepoint Ops LLC74,832$13.0M0.03%
Segall Bryant & Hamill, LLC49,413$8.60M0.12%
Niles Investment Management, LLC46,939$8.17M6.79%
Tudor Investment Corp Et Al42,663$7.42M0.04%
Castleark Management LLC40,540$7.05M0.21%
Walleye Capital LLC40,446$7.04M0.04%
Z3 Capital Partners, LLC34,293$5.97M1.43%
Susquehanna International Group, LLP28,068$4.88M0.01%
Renaissance Technologies LLC22,800$3.97M0.01%
Banco Santander, S.A.14,624$2.54M0.02%
Paloma Partners Management Co12,000$2.09M0.72%
Quent Capital, LLC11,350$1.98M0.14%
Citadel Advisors LLC9,448$1.64M0.00%
Vestmark Advisory Solutions, Inc.8,072$1.40M0.02%
Ardsley Advisory Partners LP6,500$1.13M0.14%
EP Wealth Advisors, LLC4,829$840.3K0.00%
Ares Systematic Credit Ltd4,747$826.0K0.68%
XTX Topco Ltd3,529$614.1K0.02%
Odyssean, LLC3,402$592.0K0.43%
Hancock Whitney Corp2,675$465.5K0.01%
Graham Capital Management, L.P.2,627$457.1K0.02%
Amundi2,553$444.2K0.00%
Private Advisor Group, LLC2,354$409.6K0.00%
Kestra Advisory Services, LLC2,289$398.3K0.00%
Belpointe Asset Management LLC2,066$359.5K0.01%
PharVision Advisers, LLC1,803$313.7K0.16%
CIBC World Markets Corp1,785$310.6K0.00%
MidFirst Bank1,565$272.3K0.02%
Capstone Investment Advisors, LLC1,423$247.6K0.00%
Millennium Management LLC1,377$239.6K0.00%
Campbell & CO Investment Adviser LLC1,362$237.0K0.01%
VestGen Advisors, LLC1,331$231.6K0.01%
Dynamic Technology Lab Private Ltd1,330$231.0K0.05%
Colony Group, LLC1,300$226.3K0.00%
Sanctuary Advisors, LLC1,295$225.3K0.00%
New Age Alpha Advisors, LLC1,201$209.0K0.01%
Abacus Wealth Partners, LLC1,186$206.4K0.02%
Virtus ETF Advisers LLC900$156.6K0.07%
Basecamp Wealth Advisors LLC869$151.2K0.03%
Pinnacle Wealth Planning Services, Inc.442$76.9K0.01%
Caitong International Asset Management Co., Ltd344$59.9K0.01%
SageView Advisory Group, LLC248$43.2K0.00%
Danske Bank A/S200$34.8K0.00%
Ogorek Anthony Joseph136$23.0K0.01%
Quarry LP122$21.2K0.00%
Kemnay Advisory Services Inc.89$15.5K0.00%
Torren Management, LLC57$9.92K0.01%
Private Trust Co NA56$9.74K0.00%
Flagship Harbor Advisors, LLC53$9.22K0.00%
Cape Investment Advisory, Inc.47$8.18K0.00%
Sound Income Strategies, LLC49$7.93K0.00%
Group One Trading, L.P.45$7.83K0.00%
Harbor Investment Advisory, LLC25$4.35K0.00%
Rachor Investment Advisory Services, LLC19$3.31K0.00%
High Note Wealth, LLC17$2.96K0.00%
Zions Bancorporation, National Association12$2.09K0.00%
Triumph Capital Management11$1.91K0.00%
McGuire Capital Advisors Inc6$1.04K0.00%
Ankerstar Wealth, LLC4$6960.00%
Marquette Asset Management, LLC3$5230.00%
Gilpin Wealth Management, LLC2$3490.00%
Central Trust Co1$1750.00%
Keating Financial Advisory Services, Inc.1$1740.00%
Dunhill Financial, LLC1$1160.00%

Sold out (57)

Institutions that held Impinj Inc at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of PI in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Alyeska Investment Group, L.P.102,755$18.6M
Jane Street Group, LLC21,559$3.90M
Capital Fund Management S.A.18,719$3.38M
Twinbeech Capital LP17,085$3.09M
Gallo Partners, LP13,382$2.42M
Natixis Advisors, L.P.12,972$2.35M
Quantbot Technologies LP8,828$1.60M
Highbridge Capital Management LLC8,001$1.45M
Engineers Gate Manager LP7,215$1.30M
Mariner, LLC7,165$1.30M
Weiss Asset Management LP6,858$1.24M
LMR Partners LLP6,858$1.24M
HSBC Holdings PLC6,440$1.13M
Sculptor Capital LP5,715$1.03M
Whitebox Advisors LLC5,715$1.03M
Davidson Kempner Capital Management LP5,715$1.03M
Schonfeld Strategic Advisors LLC5,229$945.1K
NJ State Employees Deferred Compensation Plan5,000$903.8K
Dimensional Fund Advisors LP4,775$863.1K
Bridgewater Associates, LP4,339$784.3K
RFG Advisory, LLC4,173$754.3K
Caxton Associates LLP3,733$674.7K
Teacher Retirement System of Texas3,403$615.1K
Semanteon Capital Management, LP3,170$573.0K
Prelude Capital Management, LLC3,160$571.2K
Counterpoint Mutual Funds LLC2,806$507.2K
Boothbay Fund Management, LLC2,802$506.5K
Dark Forest Capital Management LP2,577$465.8K
Bridgefront Capital, LLC2,533$457.8K
GTS Securities LLC2,036$368.0K
Oppenheimer Asset Management Inc.2,003$362.0K
Magnetar Financial LLC1,974$356.8K
Fox Run Management, L.L.C.1,961$354.5K
Sender Co & Partners, Inc.1,728$312.3K
Two Sigma Securities, LLC1,655$299.1K
Occudo Quantitative Strategies LP1,642$296.8K
Prudential PLC1,507$272.4K
Scientech Research LLC1,401$253.2K
Huntleigh Advisors, Inc.1,400$253.1K
Gotham Asset Management, LLC1,364$246.5K
Integrated Wealth Concepts LLC1,253$226.5K
Benjamin Edwards Inc1,222$220.9K
Advisory Services Network, LLC713$128.9K
RiverPark Advisors, LLC499$90.2K
Ameritas Advisory Services, LLC385$69.6K
Future Financial Wealth Managment LLC250$45.2K
CoreCap Advisors, LLC150$27.1K
Wealthspire Advisors, LLC145$26.2K
Mather Group, LLC.130$23.5K
Optiver Holding B.V.111$20.1K
Salem Investment Counselors Inc65$11.7K
Atlantic Trust, LLC12$2.17K
Rise Advisors, LLC11$1.99K
JPL Wealth Management, LLC5$904
Principal Securities, Inc.4$723
PEAK6 LLC3$532
Tortoise Investment Management, LLC2$362

Not filed for Q4 2025 yet (4)

Institutions that held Impinj Inc at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding PI in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
AXA Investment Managers S.A.176,012$31.8M
CIBC Bancorp USA Inc.2,769$500.5K
Moloney Securities Asset Management, LLC2,000$361.5K
Glenmede Investment Management, LP1,515$273.8K