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← Insider Trading (US)
Shuo Zhang
Director at
GDYN
,
PDFS
Data refreshed: Aug 23, 2026, 11:40 PM UTC
Total filings
2
Buys
0
$0
Sells
1
$77K
Grants & other
0
$0
Recent filings
Filed
Symbol
Type
Qty
Value
Aug 12, 2026
PDFS
Pdf Solutions Inc
SELL
1,501
$77K
Aug 10, 2026
GDYN
Grid Dynamics Holdings, Inc.
GIFT
5,134
—
PDFS
SELL
Pdf Solutions Inc
Aug 12, 2026
1,501 sh · $77K
GDYN
GIFT
Grid Dynamics Holdings, Inc.
Aug 10, 2026
5,134 sh · —