Skip to main content

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, Q3 2021

Institutional positions in Magnachip Semiconductor Corp as of Sep 30, 2021. 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
132
−14 vs. Q2 2021
Shares held
34.6M
+181.0K (+0.5%) vs. Q2 2021
Total value
$613.2M
−$208.1M (−25.3%) vs. Q2 2021
New holders
14
57 more added
Sold out
28
41 more reduced

1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 holdersQ3 2021: 132 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 heldQ3 2021: $613.2M
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, Q3 2021

Shares, value and share of portfolio for each institution holding Magnachip Semiconductor Corp; share changes are against Q2 2021.

Institutions holding MX in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Carroll Financial Associates, Inc.42$00.00%−38−47.5%Reduced
American Portfolios Advisors100$1.78K0.00%00.0%Unchanged
Ovata Capital Management Ltd172$3.00K0.00%+172New
US Bancorp200$4.00K0.00%00.0%Unchanged
Creative Financial Designs Inc500$9.00K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)680$12.0K0.00%−1,184−63.5%Reduced
BNP Paribas Arbitrage, SA728$12.9K0.00%+5+0.7%Added
Citigroup Inc768$14.0K0.00%+5+0.7%Added
Royal Bank of Canada1,134$20.0K0.00%+152+15.5%Added
Wolverine Asset Management LLC2,073$36.0K0.00%−37,842−94.8%Reduced
Great West Life Assurance Co2,306$41.0K0.00%00.0%Unchanged
Ancora Advisors, LLC3,000$53.0K0.00%+1,000+50.0%Added
Zurcher Kantonalbank (Zurich Cantonalbank)3,664$65.0K0.00%00.0%Unchanged
Wells Fargo & Company4,355$77.0K0.00%−50,618−92.1%Reduced
Shell Asset Management Co4,405$78.0K0.00%−120−2.7%Reduced
Glazer Capital, LLC4,555$81.0K0.00%00.0%Unchanged
Bank of America Corp5,654$100.0K0.00%−72,625−92.8%Reduced
Walleye Trading LLC7,167$127.0K0.00%+5,145+254.5%Added
Shay Capital LLC10,548$187.0K0.06%+10,548New
Walleye Capital LLC10,915$194.0K0.01%+10,915New
Occudo Quantitative Strategies LP11,115$197.0K0.02%+11,115New
Arizona State Retirement System11,359$202.0K0.00%+73+0.6%Added
AMP Capital Investors Ltd11,435$203.0K0.00%00.0%Unchanged
SkyView Investment Advisors, LLC12,414$220.0K0.06%+12,414New
AlphaCrest Capital Management LLC12,453$221.0K0.01%+12,453New
The PNC Financial Services Group, Inc.13,500$240.0K0.00%−2,200−14.0%Reduced
Mint Tower Capital Management B.V.16,808$299.0K0.05%+1,500+9.8%Added
Susquehanna Fundamental Investments, LLC16,976$301.0K0.01%−17,725−51.1%Reduced
Investors Research Corp19,100$339.0K0.11%00.0%Unchanged
Advisor Group Holdings, Inc.19,254$342.0K0.00%+62+0.3%Added
Weiss Multi-Strategy Advisers LLC20,080$357.0K0.01%−373,873−94.9%Reduced
Belvedere Trading LLC22,682$395.0K0.11%+19,761+676.5%Added
Sather Financial Group Inc23,874$424.0K0.04%+11,249+89.1%Added
Gsa Capital Partners LLP24,599$437.0K0.04%−4,077−14.2%Reduced
UBS Asset Management Americas Inc24,676$438.2K0.00%00.0%Unchanged
ARS Investment Partners, LLC27,100$481.0K0.05%+9,000+49.7%Added
Parametric Portfolio Associates LLC29,351$521.0K0.00%+6,541+28.7%Added
Brinker Capital Investments, LLC22,196$530.0K0.01%00.0%Unchanged
Equitec Proprietary Markets, LLC30,500$542.0K0.29%−4,400−12.6%Reduced
Franklin Resources Inc32,600$579.0K0.00%+32,600New
California State Teachers Retirement System34,110$606.0K0.00%+34,110New
Susquehanna International Group, LLP35,524$631.0K0.00%−38,519−52.0%Reduced
Schonfeld Strategic Advisors LLC37,000$657.0K0.01%−7,369−16.6%Reduced
Centiva Capital, LP37,111$659.0K0.05%−17,432−32.0%Reduced
Renaissance Group LLC38,755$688.0K0.03%+4,232+12.3%Added
Prelude Capital Management, LLC39,030$693.0K0.04%+19,099+95.8%Added
Bluefin Capital Management, LLC39,788$707.0K0.08%+39,788New
Springowl Associates LLC40,582$721.0K3.16%00.0%Unchanged
Northern Trust Corp42,157$748.0K0.00%+6,534+18.3%Added
Invesco Ltd.44,703$794.0K0.00%+1,383+3.2%Added
HAP Trading, LLC45,161$802.0K0.06%+45,161New
GWM Asset Management Ltd49,700$883.0K0.54%+19,700+65.7%Added
DLD Asset Management, LP50,000$888.0K0.07%−50,000−50.0%Reduced
Lombard Odier Asset Management (USA) Corp50,000$888.0K0.13%+20,000+66.7%Added
American Century Companies Inc50,392$895.0K0.00%−12,453−19.8%Reduced
Privium Fund Management (UK) Ltd51,854$921.0K0.99%−7,237−12.2%Reduced
Marshall Wace, LLP52,134$926.0K0.00%−20,644−28.4%Reduced
Fairfax Financial Holdings LtdSuperinvestorFairfax Financial56,200$998.0K0.03%00.0%Unchanged
Ionic Capital Management LLC59,000$1.05M0.16%00.0%Unchanged
Natixis60,000$1.07M0.00%00.0%Unchanged
BCK Capital Management LP60,945$1.08M0.65%00.0%Unchanged
Caption Management, LLC65,000$1.15M0.08%+65,000New
Greenwood Capital Associates LLC68,750$1.22M0.19%+12,483+22.2%Added
Jane Street Group, LLC69,023$1.23M0.00%−18,533−21.2%Reduced
Segantii Capital Management Ltd75,000$1.33M0.05%+75,000New
HSBC Holdings PLC81,759$1.44M0.00%−579−0.7%Reduced
UBS Group AG81,377$1.45M0.00%+58,265+252.1%Added
Clear Harbor Asset Management, LLC85,240$1.51M0.18%+63,040+284.0%Added
1492 Capital Management LLC88,555$1.57M0.81%−6,850−7.2%Reduced
Swiss National Bank91,500$1.63M0.00%00.0%Unchanged
D. E. Shaw & Co., Inc.91,760$1.63M0.00%−34,295−27.2%Reduced
Balyasny Asset Management LLC93,207$1.66M0.01%+78,532+535.1%Added
Winton Group Ltd94,152$1.67M0.09%+18,913+25.1%Added
Verition Fund Management LLC95,246$1.69M0.03%+57,484+152.2%Added
HighTower Advisors, LLC97,541$1.73M0.00%+62,480+178.2%Added
First Republic Investment Management, Inc.99,151$1.76M0.00%+7,231+7.9%Added
State Street Corp103,774$1.84M0.00%+6,789+7.0%Added
HRT Financial LP104,439$1.85M0.01%−6,851−6.2%Reduced
Weiss Asset Management LP104,390$1.85M0.05%+41,700+66.5%Added
Barclays PLC110,380$1.96M0.00%+11,511+11.6%Added
Ramius Advisors LLC118,636$2.11M1.30%+118,636New
Rice Hall James & Associates, LLC119,624$2.13M0.08%−109−0.1%Reduced
Qube Research & Technologies Ltd122,574$2.18M0.03%+36,917+43.1%Added
Credit Suisse AG131,660$2.34M0.00%−8,064−5.8%Reduced
Harber Asset Management LLC139,788$2.48M0.60%−187,989−57.4%Reduced
BlackRock Inc.142,532$2.53M0.00%+2,024+1.4%Added
Group One Trading, L.P.146,313$2.60M0.06%−166,857−53.3%Reduced
Gabelli & Co Investment Advisers, Inc.147,620$2.62M0.32%+5,900+4.2%Added
IndexIQ Advisors LLC171,314$3.04M0.10%−1,647−1.0%Reduced
Two Sigma Investments, LP180,939$3.21M0.01%−225,189−55.4%Reduced
Gabelli Funds LLC182,508$3.24M0.02%+24,100+15.2%Added
JPMorgan Chase & Co184,893$3.28M0.00%−21,639−10.5%Reduced
Man Group plc206,480$3.67M0.01%+102,412+98.4%Added
Berry Street Capital Management LLP212,500$3.77M0.94%+137,500+183.3%Added
Vanguard Group Inc223,221$3.96M0.00%+2,310+1.0%Added
Inherent Group, LP225,873$4.01M1.04%+15,000+7.1%Added
K2 Principal Fund, L.P.235,000$4.17M0.49%+215,000+1,075.0%Added
Alpine Global Management, LLC235,939$4.19M0.95%+83,940+55.2%Added
Two Sigma Advisers, LP247,938$4.40M0.01%−412,400−62.5%Reduced
Taconic Capital Advisors LP250,000$4.44M0.17%+250,000New