How many institutional investors hold PI?

5 tracked institutional investors disclosed a position in PI (IMPINJ INC) in their most recent 13F filing.

Who is the largest institutional holder of PI?

Steve Cohen, Point72 Asset Management, holds the largest disclosed position in PI, valued at $31M.

Where does this PI ownership data come from?

SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.

PI — IMPINJ INC

Name: IMPINJ INC (PI) — Institutional Ownership
Creator: InvestorLens
License: https://www.sec.gov/about/website-policies

Public company

For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

About IMPINJ INC (PI)

IMPINJ INC (PI) appears in the most recent 13F filings of 5 tracked institutional investors. The largest disclosed position is held by Steve Cohen (Point72 Asset Management), valued at $31M. Across recent filings, tracked investors recorded 2 new positions, 0 increased, 0 reduced, and 1 exited. All data sourced from SEC 13F filings.

Tracked investors reporting PI

Investor	Firm	Shares	Market value	% of portfolio	As of
Steve Cohen	Point72 Asset Management	302.4K	$31.1M	0.04%	Mar 31, 2026
Ken Griffin	Citadel Advisors	143.2K	$14.7M	0.00%	Mar 31, 2026
Izzy Englander	Millennium Management	102.3K	$10.5M	0.00%	Mar 31, 2026
George Soros	Soros Fund Management	3.9K	$398.6K	0.00%	Mar 31, 2026
Ray Dalio	Bridgewater Associates	4.3K	$784	0.00%	Sep 30, 2025

Steve CohenMar 31, 2026
Point72 Asset Management
Shares
302.4K
Value
$31.1M
% Portfolio
0.04%
Ken GriffinMar 31, 2026
Citadel Advisors
Shares
143.2K
Value
$14.7M
% Portfolio
0.00%
Izzy EnglanderMar 31, 2026
Millennium Management
Shares
102.3K
Value
$10.5M
% Portfolio
0.00%
George SorosMar 31, 2026
Soros Fund Management
Shares
3.9K
Value
$398.6K
% Portfolio
0.00%
Ray DalioSep 30, 2025
Bridgewater Associates
Shares
4.3K
Value
$784
% Portfolio
0.00%

Recent activity

Investor	Action	Δ %	Current value	Filing date
George Soros	New	—	$398.6K	May 15, 2026
Ray Dalio	Sold	-100.00%	$0	Feb 13, 2026
Ray Dalio	New	—	$784	Nov 13, 2025

George Soros
New
$398.6KMay 15, 2026
Ray Dalio
Sold
$0(-100.00%)Feb 13, 2026
Ray Dalio
New
$784Nov 13, 2025

Frequently asked questions

How many institutional investors hold PI?: 5 tracked institutional investors disclosed a position in PI (IMPINJ INC) in their most recent 13F filing.
Who is the largest institutional holder of PI?: Steve Cohen, Point72 Asset Management, holds the largest disclosed position in PI, valued at $31M.
Did institutional ownership of PI increase or decrease?: Across recent 13F filings, tracked investors recorded 2 new positions, 0 increased, 0 reduced, and 1 fully exited PI.
Where does this PI ownership data come from?: SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.