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.
13F holders, Q2 2026
Institutional positions in Magnachip Semiconductor Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 75
- +5 vs. Q1 2026
- Shares held
- 15.6M
- −3.98M (−20.3%) vs. Q1 2026
- Total value
- $73.9M
- +$19.0M (+34.6%) vs. Q1 2026
- New holders
- 23
- 23 more added
- Sold out
- 18
- 23 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 75 | $73.9M |
| Q1 2026 | 71 | $54.9M |
| Q4 2025 | 69 | $50.1M |
| Q3 2025 | 75 | $71.3M |
| Q2 2025 | 91 | $93.5M |
| Q1 2025 | 88 | $78.6M |
| Q4 2024 | 82 | $95.5M |
| Q3 2024 | 88 | $104.4M |
| Q2 2024 | 89 | $110.3M |
| Q1 2024 | 103 | $138.4M |
| Q4 2023 | 122 | $220.2M |
| Q3 2023 | 117 | $242.3M |
| Q2 2023 | 115 | $334.5M |
| Q1 2023 | 116 | $279.9M |
| Q4 2022 | 118 | $292.1M |
| Q3 2022 | 129 | $318.3M |
| Q2 2022 | 127 | $452.1M |
| Q1 2022 | 121 | $525.1M |
| Q4 2021 | 131 | $672.9M |
| Q3 2021 | 132 | $613.2M |
| Q2 2021 | 147 | $822.1M |
| Q1 2021 | 134 | $980.8M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Magnachip Semiconductor Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Marshall Wace, LLP | 1,615,488 | $7.64M | 0.01% | +370,866+29.8% | Added |
| FourWorld Capital Management LLC | 1,600,695 | $7.57M | 8.75% | −57,006−3.4% | Reduced |
| Two Sigma Investments, LP | 1,501,438 | $7.10M | 0.01% | +929,604+162.6% | Added |
| Oaktree Capital Management LPSuperinvestorOaktree Capital | 1,500,000 | $7.09M | 0.13% | −1,349,858−47.4% | Reduced |
| D. E. Shaw & Co., Inc. | 1,397,759 | $6.61M | 0.00% | +1,238,153+775.8% | Added |
| Acadian Asset Management LLC | 963,768 | $4.55M | 0.01% | +317,084+49.0% | Added |
| Renaissance Technologies LLC | 661,600 | $3.13M | 0.00% | +626,100+1,763.7% | Added |
| Morgan Stanley | 544,125 | $2.57M | 0.00% | −166,319−23.4% | Reduced |
| Dimensional Fund Advisors LP | 475,648 | $2.25M | 0.00% | −73,458−13.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 412,849 | $1.95M | 0.00% | +316,129+326.8% | Added |
| Qube Research & Technologies Ltd | 382,383 | $1.81M | 0.00% | +382,383 | New |
| Trexquant Investment LP | 285,909 | $1.35M | 0.01% | +285,909 | New |
| BNP Paribas Arbitrage, SA | 265,146 | $1.25M | 0.00% | −64,222−19.5% | Reduced |
| Vanguard Portfolio Management LLC | 239,694 | $1.13M | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 236,422 | $1.12M | 0.00% | −56,518−19.3% | Reduced |
| XTX Topco Ltd | 222,197 | $1.05M | 0.01% | +222,197 | New |
| Jane Street Group, LLC | 215,877 | $1.02M | 0.00% | +166,108+333.8% | Added |
| Oddo BHF Asset Management SAS | 215,098 | $1.02M | 0.05% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 200,081 | $946.4K | 0.02% | −7,125−3.4% | Reduced |
| Gsa Capital Partners LLP | 199,954 | $946.0K | 0.06% | −80,705−28.8% | Reduced |
| Caption Management, LLC | 160,090 | $757.2K | 0.03% | +160,090 | New |
| Steward Partners Investment Advisory, LLC | 153,347 | $725.3K | 0.00% | −43,655−22.2% | Reduced |
| Bluefin Capital Management, LLC | 147,698 | $698.6K | 0.20% | +147,698 | New |
| Group One Trading, L.P. | 117,823 | $557.3K | 0.02% | +94,157+397.9% | Added |
| Virtu Financial LLC | 114,969 | $544.0K | 0.02% | +114,969 | New |
| Citadel Advisors LLC | 111,043 | $525.2K | 0.00% | +22,969+26.1% | Added |
| Algert Global LLC | 110,785 | $524.0K | 0.01% | +52,090+88.7% | Added |
| UBS Group AG | 110,336 | $521.9K | 0.00% | −73,110−39.9% | Reduced |
| Federation des caisses Desjardins du Quebec | 108,474 | $512.8K | 0.00% | +84,038+343.9% | Added |
| Susquehanna International Group, LLP | 108,103 | $511.3K | 0.00% | +83,753+344.0% | Added |
| Silverback Asset Management LLC | 100,000 | $473.0K | 0.06% | −120,000−54.5% | Reduced |
| Goldman Sachs Group Inc | 95,843 | $453.3K | 0.00% | −104,800−52.2% | Reduced |
| Tudor Investment Corp Et Al | 75,103 | $355.2K | 0.00% | +75,103 | New |
| American Century Companies Inc | 73,701 | $348.6K | 0.00% | +1,058+1.5% | Added |
| IMC-Chicago, LLC | 67,909 | $321.2K | 0.00% | +67,909 | New |
| Squarepoint Ops LLC | 67,450 | $319.0K | 0.00% | +67,450 | New |
| Fairfax Financial Holdings LtdSuperinvestorFairfax Financial | 62,500 | $296.3K | 0.01% | −62,500−50.0% | Reduced |
| Barclays PLC | 60,000 | $283.8K | 0.00% | +54,218+937.7% | Added |
| Eurizon Capital SGR S.p.A. | 60,955 | $281.9K | 0.00% | −9,989−14.1% | Reduced |
| Polunin Capital Partners Ltd | 59,811 | $240.0K | 0.06% | +2,800+4.9% | Added |
| Bridgeway Capital Management, LLC | 46,141 | $218.2K | 0.00% | −187,754−80.3% | Reduced |
| JPMorgan Chase & Co | 38,588 | $178.3K | 0.00% | −87,738−69.5% | Reduced |
| Winton Group Ltd | 34,678 | $164.0K | 0.01% | +34,678 | New |
| Yakira Capital Management, Inc. | 34,675 | $164.0K | 0.05% | −63,325−64.6% | Reduced |
| Wesbanco Bank Inc | 30,000 | $141.9K | 0.00% | +30,000 | New |
| State Street Corp | 28,692 | $135.7K | 0.00% | +295+1.0% | Added |
| HRT Financial LP | 28,441 | $134.0K | 0.00% | +9,293+48.5% | Added |
| Tower Research Capital LLC (TRC) | 27,646 | $130.8K | 0.00% | +27,208+6,211.9% | Added |
| Citigroup Inc | 23,206 | $109.8K | 0.00% | +23,206 | New |
| Gabelli & Co Investment Advisers, Inc. | 22,505 | $106.4K | 0.02% | −54,970−71.0% | Reduced |
| Gabelli Funds LLC | 21,670 | $102.5K | 0.00% | −95,132−81.4% | Reduced |
| Susquehanna Fundamental Investments, LLC | 19,066 | $90.2K | 0.00% | +19,066 | New |
| Axq Capital, LP | 18,212 | $86.1K | 0.01% | −14,232−43.9% | Reduced |
| LPL Financial LLC | 17,685 | $83.7K | 0.00% | +5,753+48.2% | Added |
| Fox Run Management, L.L.C. | 16,461 | $77.9K | 0.01% | +16,461 | New |
| BlackRock, Inc. | 13,377 | $63.3K | 0.00% | −195,215−93.6% | Reduced |
| Owlhouse Capital LP | 13,140 | $62.2K | 0.10% | +13,140 | New |
| Caitong International Asset Management Co., Ltd | 13,092 | $61.9K | 0.01% | +13,090+654,500.0% | Added |
| Accurate Wealth Management, LLC | 15,000 | $60.3K | 0.01% | +15,000 | New |
| StoneX Group Inc. | 10,625 | $57.5K | 0.00% | +10,625 | New |
| C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors | 11,475 | $54.3K | 0.00% | +11,475 | New |
| Centiva Capital, LP | 10,573 | $50.0K | 0.00% | −32,799−75.6% | Reduced |
| Walleye Capital LLC | 10,521 | $49.8K | 0.00% | +10,521 | New |
| Rockefeller Capital Management L.P. | 10,000 | $47.3K | 0.00% | +10,000 | New |
| Advisor Group Holdings, Inc. | 7,193 | $34.0K | 0.00% | 00.0% | Unchanged |
| Newbridge Financial Services Group, Inc. | 5,925 | $28.0K | 0.00% | +1,200+25.4% | Added |
| Simplex Trading, LLC | 3,225 | $15.3K | 0.00% | +3,078+2,093.9% | Added |
| SBI Securities Co., Ltd. | 2,296 | $10.9K | 0.00% | +1,240+117.4% | Added |
| GWM Advisors LLC | 1,000 | $4.73K | 0.00% | +1,000 | New |
| Jones Financial Companies LLLP | 1,000 | $4.65K | 0.00% | 00.0% | Unchanged |
| Ameritas Advisory Services, LLC | 946 | $4.47K | 0.00% | +946 | New |
| Royal Bank of Canada | 688 | $3.00K | 0.00% | −1,246−64.4% | Reduced |
| TD Waterhouse Canada Inc. | 500 | $2.25K | 0.00% | +500 | New |
| Salem Investment Counselors Inc | 300 | $1.42K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 37 | $175 | 0.00% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −1,583,589−100.0% | Sold out |
| Immersion Corp | 0 | $0 | 0.00% | −1,383,402−100.0% | Sold out |
| Clearline Capital LP | 0 | $0 | 0.00% | −1,114,590−100.0% | Sold out |
| First Wilshire Securities Management Inc | 0 | $0 | 0.00% | −743,953−100.0% | Sold out |
| Cygnus Capital Advisors, LLC | 0 | $0 | 0.00% | −733,954−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −557,617−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −403,627−100.0% | Sold out |
| Potomac Capital Management, Inc. | 0 | $0 | 0.00% | −365,000−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −94,209−100.0% | Sold out |
| Altfest L J & Co Inc | 0 | $0 | 0.00% | −47,809−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −24,124−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −19,169−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −13,097−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −12,700−100.0% | Sold out |
| Cetera Investment Advisers | 0 | $0 | 0.00% | −12,368−100.0% | Sold out |
| Seven Mile Advisory | 0 | $0 | 0.00% | −10,173−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| CWM, LLC | – | – | – | – | Not filed |