PI Impinj, Inc.

NASDAQ
$165.54

Impinj, Inc. (PI) Institutional Ownership

What the institutions did with PI last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.

Managers reporting
346
filed a 13F this quarter
Managers holding
309
+23 on the quarter
Buyers
179
60 opened new
Sellers
122
37 sold out entirely
Buyer share
59.5%
of managers who traded it
Breadth
+18.9
net buyers, as a share of those trading

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Largest holders

Manager Shares % of reported
FMR LLC 4.6M 13.9%
BlackRock, Inc. 4.4M 13.6%
VANGUARD PORTFOLIO MANAGEMENT LLC 2.2M 6.7%
STATE STREET CORP 1.7M 5.2%
Capital International Investors 1.4M 4.4%
VANGUARD CAPITAL MANAGEMENT LLC 1.3M 3.9%
Capital World Investors 1.1M 3.4%
MILLENNIUM MANAGEMENT LLC 834.4K 2.5%
AMERICAN CENTURY COMPANIES INC 804.3K 2.5%
SYLEBRA CAPITAL LLC 775.9K 2.4%
Chevy Chase Trust Holdings, LLC 737.1K 2.2%
GEODE CAPITAL MANAGEMENT, LLC 733.6K 2.2%
MANUFACTURERS LIFE INSURANCE COMPANY, THE 669.3K 2.0%
AMERIPRISE FINANCIAL INC 530.9K 1.6%
UBS Group AG 414.4K 1.3%
Point72 Asset Management, L.P. 408.3K 1.2%
Whale Rock Capital Management LLC 405.2K 1.2%
GOLDMAN SACHS GROUP INC 388.8K 1.2%
MORGAN STANLEY 360.5K 1.1%
PRICE T ROWE ASSOCIATES INC /MD/ 357.1K 1.1%
Nuveen, LLC 347.9K 1.1%
Broad Bay Capital Management, LP 328.7K 1.0%
NORTHERN TRUST CORP 320.1K 1.0%
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 296.8K 0.9%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 277.5K 0.8%

Largest changes

Manager Action Previous Current Change
Alyeska Investment Group, L.P. Sold Out 734.8K 0 -734.8K
MILLENNIUM MANAGEMENT LLC Increased 102.3K 834.4K +732.1K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Reduced 517.8K 104.7K -413.1K
SYLEBRA CAPITAL LLC Reduced 1.1M 775.9K -356.2K
Broad Bay Capital Management, LP New 0 328.7K +328.7K
AMERIPRISE FINANCIAL INC Reduced 858.3K 530.9K -327.4K
FMR LLC Increased 4.3M 4.6M +282.2K
WESTFIELD CAPITAL MANAGEMENT CO LP New 0 270.6K +270.6K
MANUFACTURERS LIFE INSURANCE COMPANY, THE Increased 425.9K 669.3K +243.4K
STATE STREET CORP Increased 1.5M 1.7M +215.7K
Polar Asset Management Partners Inc. Sold Out 136.7K 0 -136.7K
BlackRock, Inc. Increased 4.3M 4.4M +135.9K
Point72 Asset Management, L.P. Increased 289.1K 408.3K +119.2K
OBERWEIS ASSET MANAGEMENT INC/ Sold Out 118.1K 0 -118.1K
GOLDMAN SACHS GROUP INC Increased 274.7K 388.8K +114.1K
Capital World Investors Increased 1.0M 1.1M +108.0K
T. Rowe Price Investment Management, Inc. Reduced 300.1K 192.9K -107.1K
WELLINGTON MANAGEMENT GROUP LLP Sold Out 105.4K 0 -105.4K
UBS Group AG Reduced 518.1K 414.4K -103.7K
Capital International Investors Increased 1.4M 1.4M +91.1K
MORGAN STANLEY Increased 271.5K 360.5K +89.1K
Fiera Capital Corp Reduced 203.1K 116.0K -87.1K
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced 95.5K 9.7K -85.8K
CAPTRUST FINANCIAL ADVISORS Increased 14.5K 87.5K +72.9K
NEUBERGER BERMAN GROUP LLC Reduced 70.2K 2.8K -67.4K

13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.