GCTS

GCT Semiconductor Holding, Inc. SEC filings

Every EDGAR filing for GCT Semiconductor Holding, Inc. (GCTS), newest first, with AI summaries and stories.

Ticker
GCTS
CIK
1851961
Sector
Semiconductors and electronics
Latest filing
Oct 2

Next: earnings expected ~Nov 13 · 10-Q expected ~Nov 13 (deadline Nov 16) · usually files the same day as earnings

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Insider activity

No open-market insider buys in the last 30 days.

Also: 6 grants or exercises.

All GCTS insider trades

Filings

  1. 4Lee Kyeongho

    GCTS reports director's stock activity

    • Lee Kyeongho, Chairman, acquired 12,971 shares on 09/30/2026
    • 1,109,093 shares beneficially owned after transaction
    • RSUs vest on 03/31/2027

    GCT Semiconductor Holding, Inc.

  2. 4GCT Semiconductor Holding, Inc.GCTS-WT

    3 insider filings

    Hyunsoo Shin, insider filing for GCTS-WT

    Show all 3
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT

    Hyunsoo Shin

  7. 4GCT Semiconductor Holding, Inc.GCTS-WT

    4 insider filings

    Alex Sum, insider filing for GCTS-WT

    Show all 4
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT

    Alex Sum, reporting

  14. 4GCT Semiconductor Holding, Inc.GCTS-WT

    5 insider filings

    Robert Barker, insider filing for GCTS-WT

    Show all 5
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT

    Robert Barker, reporting

  22. 4GCT Semiconductor Holding, Inc.GCTS-WT

    5 insider filings

    Kyeongho Lee, insider filing for GCTS-WT

    Show all 5
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT

    Kyeongho Lee, reporting

  31. 4GCT Semiconductor Holding, Inc.GCTS-WT

    6 insider filings

    Jeffrey Tuder, insider filing for GCTS-WT

    Show all 6
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT
    • 4Insider filing for GCTS-WT

    Jeffrey Tuder, reporting

Older filings on EDGAR