Cao Yu

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Suzhou City, Jiangsu Province, China
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Cao Yu
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Cao Yu

Form 4 holding Chief Financial Officer, Director, 10%+ Owner

FiEE, Inc.

Security class
Common Stock
Shares / value
1,728,927
Estimated value
$12,191,355
Report date
12 May 2026
Price
$7.05
Ownership
Direct
Form 4 holding Chief Financial Officer, Director, 10%+ Owner

FiEE, Inc.

Security class
Series A Convertible Preferred Stock
Shares / value
1,145,833
Estimated value
Report date
10 Apr 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by Cao Yu

4 MINM

FiEE, Inc.

Report period
09 May 2025
Transactions
1
Transaction value
+$2,600,000
Accepted by SEC
13 May 2025, 16:19
Role
Chief Financial Officer, Director, 10%+ Owner
Next action
Open filing details
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