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Yu Cao

SEC insider (Form 3/4/5 filer). CIK 0002054128. Chief Financial Officer at FiEE, Inc. (MINM). 3 reported Form 4/5 transactions since Sep 2024; latest on May 12, 2026. Located in SUZHOU, F4.

Companies Yu Cao has filed insider reports for

  • FiEE, Inc. (MINM): Officer, 10% Owner, Chief Financial Officer
Yu Cao profile photo

Yu Cao

CIK: 0002054128

Transaction Breakdown

Open Market Buys (P)2 (66.7%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)1 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

FiEE, Inc. logo
MINM

FiEE, Inc.

Officer10% Owner

Discretionary Trading P&L

Holdings

Transaction History (3 total)

  • FiEE, Inc. logo
    FIEE

    FiEE, Inc.

    May 12, 2026
    Award
    Direct
    143.6K shares-
  • FiEE, Inc. logo
    MINM

    FiEE, Inc.

    May 9, 2025
    Purchase
    Direct
    1.6M shares at avg. $1.64$2.6M
  • FiEE, Inc. logo
    MINM

    FiEE, Inc.

    Apr 10, 2025
    Purchase

    Series A Convertible Preferred Stock

    Direct
    15.9K shares-

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