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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.

13F holders, Q4 2022

Institutional positions in Magnachip Semiconductor Corp as of Dec 31, 2022. 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
118
−9 vs. Q3 2022
Shares held
31.1M
+225.8K (+0.7%) vs. Q3 2022
Total value
$292.1M
−$23.7M (−7.5%) vs. Q3 2022
New holders
20
42 more added
Sold out
29
31 more reduced

2 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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.

Institutional holdersQ4 2022: 118 institutions
Q1 2021: 134 institutionsQ2 2021: 147 institutionsQ3 2021: 132 institutionsQ4 2021: 131 institutionsQ1 2022: 121 institutionsQ2 2022: 127 institutionsQ3 2022: 129 institutionsQ4 2022: 118 institutionsQ1 2023: 116 institutionsQ2 2023: 115 institutionsQ3 2023: 117 institutionsQ4 2023: 122 institutionsQ1 2024: 103 institutionsQ2 2024: 89 institutionsQ3 2024: 88 institutionsQ4 2024: 82 institutionsQ1 2025: 88 institutionsQ2 2025: 91 institutionsQ3 2025: 75 institutionsQ4 2025: 69 institutionsQ1 2026: 71 institutionsQ2 2026: 75 institutions
Value heldQ4 2022: $292.1M
Q1 2021: $978.5MQ2 2021: $822.1MQ3 2021: $613.2MQ4 2021: $666.7MQ1 2022: $525.1MQ2 2022: $452.1MQ3 2022: $317.3MQ4 2022: $292.1MQ1 2023: $279.9MQ2 2023: $334.5MQ3 2023: $242.3MQ4 2023: $214.7MQ1 2024: $130.9MQ2 2024: $109.8MQ3 2024: $103.9MQ4 2024: $95.5MQ1 2025: $78.3MQ2 2025: $93.5MQ3 2025: $70.9MQ4 2025: $50.1MQ1 2026: $54.9MQ2 2026: $73.9M
Institutions holding MX and their total value by quarter
QuarterHoldersValue
Q2 202675$73.9M
Q1 202671$54.9M
Q4 202569$50.1M
Q3 202575$70.9M
Q2 202591$93.5M
Q1 202588$78.3M
Q4 202482$95.5M
Q3 202488$103.9M
Q2 202489$109.8M
Q1 2024103$130.9M
Q4 2023122$214.7M
Q3 2023117$242.3M
Q2 2023115$334.5M
Q1 2023116$279.9M
Q4 2022118$292.1M
Q3 2022129$317.3M
Q2 2022127$452.1M
Q1 2022121$525.1M
Q4 2021131$666.7M
Q3 2021132$613.2M
Q2 2021147$822.1M
Q1 2021134$978.5M

Institutions, Q4 2022

Shares, value and share of portfolio for each institution holding Magnachip Semiconductor Corp; share changes are against Q3 2022.

Institutions holding MX in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Alliancebernstein L.P.3,190,906$30.0M0.01%+967,906+43.5%Added
Toronado Partners, LLC2,692,261$25.3M9.69%+118,836+4.6%Added
Oaktree Capital Management LPSuperinvestorOaktree Capital2,300,000$21.6M0.23%00.0%Unchanged
Systematic Financial Management LP2,187,452$20.5M0.67%+440,416+25.2%Added
Rubric Capital Management LP1,950,100$18.3M0.80%00.0%Unchanged
Dimensional Fund Advisors LP1,278,393$12.0M0.00%+14,083+1.1%Added
Clearline Capital LP1,132,416$10.6M1.90%−195,862−14.7%Reduced
Thompson Siegel & Walmsley LLC941,365$8.84M0.14%+941,365New
Quinn Opportunity Partners LLC860,867$8.08M1.01%−10,000−1.1%Reduced
Kite Lake Capital Management (UK) LLP741,000$6.96M5.75%00.0%Unchanged
State of Wisconsin Investment Board689,388$6.47M0.02%−2,727−0.4%Reduced
S Squared Technology, LLC663,620$6.23M4.22%00.0%Unchanged
Vanguard Group Inc627,682$5.89M0.00%+52,042+9.0%Added
Water Island Capital LLC613,228$5.76M0.49%−30,139−4.7%Reduced
Morgan Stanley603,981$5.67M0.00%+36,221+6.4%Added
Brigade Capital Management, LP599,000$5.62M2.85%+525,500+715.0%Added
B. Riley Asset Management, LLC533,400$5.01M2.24%+112,775+26.8%Added
Goldman Sachs Group Inc492,137$4.62M0.00%+413,047+522.2%Added
AQR Capital Management LLC486,180$4.57M0.01%+214,012+78.6%Added
Millennium Management LLC470,885$4.42M0.00%−286,286−37.8%Reduced
Ameriprise Financial Inc436,981$4.10M0.00%−645,231−59.6%Reduced
Two Sigma Advisers, LP416,138$3.91M0.01%+150,900+56.9%Added
Kennedy Capital Management, Inc.387,880$3.64M0.10%−62,622−13.9%Reduced
Boothbay Fund Management, LLC338,513$3.18M0.11%+242,773+253.6%Added
Two Sigma Investments, LP302,445$2.84M0.01%+162,440+116.0%Added
Gabelli Funds LLC284,960$2.68M0.02%00.0%Unchanged
BlackRock Inc.269,494$2.53M0.00%+4,219+1.6%Added
Man Group plc269,255$2.53M0.01%00.0%Unchanged
Susquehanna International Group, LLP265,548$2.49M0.00%−31,760−10.7%Reduced
Bridgeway Capital Management, LLC255,000$2.39M0.06%+165,000+183.3%Added
Healthcare of Ontario Pension Plan Trust Fund235,900$2.22M0.01%00.0%Unchanged
Rice Hall James & Associates, LLC232,211$2.18M0.13%−9,655−4.0%Reduced
Silverback Asset Management LLC220,000$2.07M0.33%+10,000+4.8%Added
Polunin Capital Partners Ltd211,712$1.99M0.50%−1,800−0.8%Reduced
Gabelli & Co Investment Advisers, Inc.163,779$1.54M0.33%−39,700−19.5%Reduced
Kepos Capital LP150,000$1.41M0.20%00.0%Unchanged
Fisher Asset Management, LLC148,401$1.39M0.00%+148,401New
First Republic Investment Management, Inc.138,301$1.30M0.00%+21,141+18.0%Added
Fairfax Financial Holdings LtdSuperinvestorFairfax Financial125,000$1.17M0.03%00.0%Unchanged
Renaissance Group LLC123,739$1.16M0.06%+32,731+36.0%Added
D. E. Shaw & Co., Inc.123,089$1.16M0.00%+107,802+705.2%Added
Group One Trading, L.P.123,031$1.16M0.04%−3,696−2.9%Reduced
Natixis122,500$1.15M0.01%+62,500+104.2%Added
HighTower Advisors, LLC122,000$1.15M0.00%−88,000−41.9%Reduced
Qube Research & Technologies Ltd121,395$1.14M0.01%+48,975+67.6%Added
State Street Corp121,312$1.14M0.00%+3,094+2.6%Added
Citadel Advisors LLC120,999$1.14M0.00%+66,598+122.4%Added
Yakira Capital Management, Inc.108,700$1.02M0.21%00.0%Unchanged
Swiss National Bank107,600$1.01M0.00%00.0%Unchanged
GWM Asset Management Ltd98,650$926.3K5.51%00.0%Unchanged
CenterBook Partners LP92,986$873.1K0.14%−41,958−31.1%Reduced
Jane Street Group, LLC84,934$797.5K0.00%+46,808+122.8%Added
Bluefin Capital Management, LLC83,674$785.7K0.14%+83,674New
Greenwood Capital Associates LLC81,376$764.1K0.13%+888+1.1%Added
Brinker Capital Investments, LLC73,897$693.9K0.01%+49,904+208.0%Added
Invesco Ltd.70,323$660.3K0.00%−91−0.1%Reduced
Centiva Capital, LP70,000$657.3K0.05%00.0%Unchanged
BCK Capital Management LP63,742$598.5K0.62%+400+0.6%Added
North Run Capital, LP63,110$592.6K1.36%00.0%Unchanged
Cetera Advisors LLC59,282$556.7K0.01%+5,000+9.2%Added
Alpha Paradigm Partners, LLC58,313$548.0K0.23%−4,795−7.6%Reduced
Simplex Trading, LLC58,303$547.0K0.03%+58,303New
Caption Management, LLC57,808$542.8K0.09%+726+1.3%Added
Sather Financial Group Inc53,379$501.2K0.04%−300−0.6%Reduced
Northern Trust Corp48,552$455.9K0.00%+140.0%Added
Bank of America Corp46,054$432.4K0.00%−209,126−82.0%Reduced
Mackenzie Financial Corp43,100$404.7K0.00%+43,100New
UBS Group AG42,632$400.3K0.00%−51,587−54.8%Reduced
California State Teachers Retirement System39,016$366.4K0.00%+384+1.0%Added
Ergoteles LLC37,754$354.5K0.01%+21,071+126.3%Added
Connor, Clark & Lunn Investment Management Ltd.37,402$351.2K0.00%+37,402New
UBS Asset Management Americas Inc37,071$348.1K0.00%00.0%Unchanged
PDT Partners, LLC34,926$328.0K0.05%+34,926New
Credit Suisse AG33,832$317.7K0.00%−3,759−10.0%Reduced
Cubist Systematic Strategies, LLC33,667$316.1K0.00%+33,667New
Prelude Capital Management, LLC33,456$314.2K0.02%−2,031−5.7%Reduced
Covestor Ltd31,035$291.0K0.24%+27,963+910.3%Added
Diametric Capital, LP30,914$290.3K0.14%−23,060−42.7%Reduced
Renaissance Technologies LLC27,843$261.0K0.00%+27,843New
Teacher Retirement System of Texas27,277$256.0K0.00%−60,933−69.1%Reduced
Walleye Capital LLC25,519$239.6K0.01%+2,622+11.5%Added
Lynrock Lake LP23,869$224.1K0.01%−31,631−57.0%Reduced
Wells Fargo & Company22,938$215.4K0.00%−1,749−7.1%Reduced
Walleye Trading LLC22,371$210.1K0.01%+4,416+24.6%Added
Trexquant Investment LP19,461$182.7K0.01%+6,777+53.4%Added
Investors Research Corp19,100$179.3K0.05%00.0%Unchanged
The PNC Financial Services Group, Inc.18,900$177.5K0.00%+3,500+22.7%Added
Caxton Associates LP18,497$173.7K0.01%+18,497New
Atria Wealth Solutions, Inc.14,781$138.8K0.00%−1,103−6.9%Reduced
State of Wyoming14,050$131.9K0.04%+3,377+31.6%Added
Advisor Group Holdings, Inc.13,823$130.0K0.00%−2,050−12.9%Reduced
Legal & General Group Plc13,258$124.5K0.00%00.0%Unchanged
Envestnet Asset Management Inc12,818$120.4K0.00%+12,818New
Arizona State Retirement System12,670$119.0K0.00%+470+3.9%Added
Quantbot Technologies LP12,086$113.5K0.01%+12,086New
Wolverine Trading, LLC11,368$107.0K0.00%+11,368New
Bank of New York Mellon Corp10,234$96.1K0.00%00.0%Unchanged
American Century Companies Inc10,082$94.7K0.00%+10,082New
Leonteq Securities AG10,000$93.9K0.00%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)8,224$77.2K0.00%00.0%Unchanged