Huang Cheng-Ming - 18 Mar 2026 Form 3 Insider Report for GIGAMEDIA Ltd (GIGM)

Reporting relationship: CEO & CFO, Director
Issuer ticker: GIGM
Reported as of: 18 Mar 2026
Net transaction value: $0
SEC form: 3
Accepted by SEC: 18 Mar 2026, 07:41:55 UTC
Source filing: View source filing
Reporting owner signature: /s/Huang Cheng-Ming

Key filing fact

Huang Cheng-Ming filed Form 3 for GIGAMEDIA Ltd (GIGM) on 18 Mar 2026.

Key facts

This page summarizes Huang Cheng-Ming's Form 3 filing for GIGAMEDIA Ltd (GIGM).
0 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 18 Mar 2026, 07:41.

Change

No earlier filing in this sequence is available for direct comparison.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Official SEC source

Ownership activity is grounded in SEC Form 3 disclosures.

View source filing

Reporting Owners (1)

CIK 0001714166 Primary reporting owner

Huang Cheng-Ming

Relationship: CEO & CFO, Director
Address: 8F, NO.22, LANE 407, SEC. 2 TIDING BLVD., TAIPEI, TAIWAN
Signature: /s/Huang Cheng-Ming
Signature date: 18 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GIGM holding

Ordinary Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,073,566
Date: 18 Mar 2026
Ownership: By Pacific Star Universal Group Ltd
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

GIGM holding Derivative

Options under 2007 Equity Incentive Plan

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 18 Mar 2026
Ownership: Direct
Underlying class: Ordinary Shares
Underlying amount: 4,000
Exercise price: $2.90

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

The reported shares are owned directly by Pacific Star Universal Group Ltd., a company limited by shares. The reported person is the sole owner of Pacific Star Universal Group Ltd.