TradingNote
Gurus
Top Investors
Congress Trades
Insider Trades
Top Investors
Warren Buffett
Cathie Wood
Li Lu
Ray Dalio
Bill Ackman
View all Top Investors
Archive
Industry
Technology & Software
AI Infrastructure
Pharmaceuticals & Biotech
Healthcare Equipment
Finance & Real Estate
Income & Yield
Energy & Utilities
Infrastructure
Manufacturing
Business Services
Technology & Software
Services-Prepackaged Software
Computer Programming & Data Processing
View all Technology & Software
Research
Search
DAIO
Data I/O Corporation
Investor Moves
Investor
Portfolio Value
Portfolio Change
Position Change
Avg Buy Price
Current Price
Ken Griffin
Citadel Advisors
$272k
107.4k shares
Trim
Q1 2026
$1.1M
$2.53
$4.25
Jim Simons
Renaissance Technologies
$1.0M
407.6k shares
Trim
Q1 2026
$356k
$2.53
$4.25
Jim Simons
Renaissance Technologies
$1.4M
437.6k shares
Exit
Q4 2025
$1.6M
$3.17
$4.25
Ken Griffin
Citadel Advisors
$1.4M
426.7k shares
Add
Q4 2025
$948k
$3.17
$4.25
Jim Simons
Renaissance Technologies
$1.4M
437.6k shares
Trim
Q4 2025
$205k
$3.17
$4.25
Ken Griffin
Citadel Advisors
$274.3K
Add
Q3 2025
$274k
--
$4.25