Company facts
- Industry
- Semiconductors & Related Devices
- Headquarters
- Cheongju-Si
- Most recent report
- 8-K, filed Sep 21, 2026
- Incorporated
- Delaware
- Filings on record
- 971 filings
- On EDGAR
- CIK 1325702
- Fiscal year ends
- December
- Filer status
- Accelerated filer, Smaller reporting company
Financials 8 of 83
News 8 of 229
Prospectuses and Registrations 8 of 54
- S-8 Registration statement for an employee plan Jul 10, 2026
- 424B5 Prospectus supplement for an offering Jun 17, 2026
- 424B3 Prospectus supplement for an offering Jun 17, 2026
- S-3 Shelf registration statement Jun 12, 2026
- S-8 Registration statement for an employee plan Jun 23, 2023
- S-8 Registration statement for an employee plan Jul 15, 2020
- S-8 Registration statement for an employee plan Feb 21, 2020
- S-8 Registration statement for an employee plan Feb 22, 2019
Proxies 8 of 31
- DEF 14A Proxy statement for a shareholder vote Apr 30, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 29, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 29, 2024
- DEFA14A Extra proxy material May 1, 2023
- DEF 14A Proxy statement for a shareholder vote Apr 17, 2023
- DEF 14A Proxy statement for a shareholder vote Mar 21, 2022
- DEFA14A Extra proxy material Aug 30, 2021
- DEFA14A Extra proxy material Aug 23, 2021
Ownership 8 of 462
- 4 Insider reported a trade Sep 25, 2026
- 4 Insider reported a trade Aug 18, 2026
- 4 Insider reported a trade Aug 3, 2026
- 4 Insider reported a trade Aug 3, 2026
- 4 Insider reported a trade Aug 3, 2026
- 4 Insider reported a trade Aug 3, 2026
- 4 Insider reported a trade Jul 6, 2026
- 3 Insider reported their initial holding Jul 6, 2026
Other 8 of 112
- EFFECT Notice that a registration became effective Jun 16, 2026
- CORRESP Reply to SEC staff Jun 12, 2026
- UPLOAD Comment letter from SEC staff Jun 11, 2026
- DRSLTR Jun 8, 2026
- DRS Draft registration statement, submitted confidentially Jun 8, 2026
- SD Conflict minerals disclosure May 29, 2026
- ARS Annual report sent to shareholders Apr 30, 2026
- SD Conflict minerals disclosure May 30, 2025
Everything here comes from MAGNACHIP SEMICONDUCTOR Corp's own filings on SEC EDGAR. The filing list is rechecked every hour.