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Magnachip Semiconductor Corp

MX
Exchange
NYSE
Industry
Semiconductors & Related Devices
SEC CIK
0001325702

In the last 90 days, Magnachip Semiconductor Corp insiders filed 1 open-market purchase and 0 sales; 75 institutions reported holding it in 13F filings for Q2 2026, worth $73.9M in total; superinvestors Oaktree Capital and Fairfax Financial hold it.

Superinvestors holding MX, Q2 2026

2 superinvestors report holding Magnachip Semiconductor Corp on Form 13F, worth $7.39M in total. Weight is Magnachip Semiconductor Corp's share of each 13F portfolio; actions compare shares with Q1 2026.

See all superinvestors
Superinvestors holding MX in Q2 2026
Superinvestor% of portfolioSharesValuevs. previous quarter
Oaktree CapitalHoward Marks0.1%1,500,000$7.09MReduced−47.4%
Fairfax FinancialPrem Watsa<0.1%62,500$296.3KReduced−50.0%

Moves by quarter

Superinvestors that opened, added to, trimmed or sold out of MX each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.

  1. Q2 2026

    2 superinvestors holding at quarter end

    Reduced
    Oaktree Capital (−47.4%), Fairfax Financial (−50.0%)
  2. Q2 2023

    2 superinvestors holding at quarter end

    Added
    Oaktree Capital (+23.9%)
  3. Q3 2022

    2 superinvestors holding at quarter end

    Added
    Fairfax Financial (+25.0%)
  4. Q4 2021

    2 superinvestors holding at quarter end

    Added
    Oaktree Capital (+14.6%), Fairfax Financial (+77.9%)
  5. Q2 2021

    2 superinvestors holding at quarter end

    New
    Fairfax Financial
    Reduced
    Oaktree Capital (−29.1%)