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Company · MX

Magnachip Semiconductor Corporation

Name as listed on its exchange; filed with the SEC as MAGNACHIP SEMICONDUCTOR Corp.

Nasdaq's symbol directory lists MX on the New York Stock Exchange as “Magnachip Semiconductor Corporation Common Stock”.

In the 12 months to Nov 8, 2026: insiders bought on 2 occasions ($318K); 2 company reports (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. LEE CHAE, Chief Executive Officer bought on 2 days latest Sep 24, 2026 bought $318K
Every trade (2)
  1. BUYLEE CHAE, Chief Executive Officer bought Sep 24, 2026 20,000 shares filing $64K
  2. BUYLEE CHAE, Chief Executive Officer bought Sep 23, 2026 80,000 shares 2 legs combined filing $254K

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Results of operations and financial condition filing Nov 4, 2026
  2. Entry into a material definitive agreement; Unregistered sales of equity securities; Regulation FD disclosure filing Sep 21, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.