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 2025
Institutional positions in Magnachip Semiconductor Corp as of Sep 30, 2025. 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
- −16 vs. Q2 2025
- Shares held
- 22.6M
- −839.1K (−3.6%) vs. Q2 2025
- Total value
- $70.9M
- −$22.6M (−24.2%) vs. Q2 2025
- New holders
- 6
- 23 more added
- Sold out
- 22
- 25 more reduced
Compare with Q2 2025: 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 | $70.9M |
| Q2 2025 | 91 | $93.5M |
| Q1 2025 | 88 | $78.3M |
| Q4 2024 | 82 | $95.5M |
| Q3 2024 | 88 | $103.9M |
| Q2 2024 | 89 | $109.8M |
| Q1 2024 | 103 | $130.9M |
| Q4 2023 | 122 | $214.7M |
| Q3 2023 | 117 | $242.3M |
| Q2 2023 | 115 | $334.5M |
| Q1 2023 | 116 | $279.9M |
| Q4 2022 | 118 | $292.1M |
| Q3 2022 | 129 | $317.3M |
| Q2 2022 | 127 | $452.1M |
| Q1 2022 | 121 | $525.1M |
| Q4 2021 | 131 | $666.7M |
| Q3 2021 | 132 | $613.2M |
| Q2 2021 | 147 | $822.1M |
| Q1 2021 | 134 | $978.5M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Magnachip Semiconductor Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CWM, LLC | 15 | $0 | 0.00% | −50−76.9% | Reduced |
| FMR LLC | 37 | $116 | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 300 | $939 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 300 | $943 | 0.00% | −2,031−87.1% | Reduced |
| Bank of America Corp | 872 | $2.73K | 0.00% | −1,346−60.7% | Reduced |
| SBI Securities Co., Ltd. | 1,051 | $3.29K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1,410 | $4.41K | 0.00% | −4,983−77.9% | Reduced |
| CIBC Private Wealth Group, LLC | 1,481 | $4.64K | 0.00% | +100+7.2% | Added |
| Tower Research Capital LLC (TRC) | 2,844 | $8.90K | 0.00% | +2,280+404.3% | Added |
| Newbridge Financial Services Group, Inc. | 4,725 | $14.8K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 5,782 | $18.1K | 0.00% | 00.0% | Unchanged |
| Founders Capital Management | 6,000 | $18.8K | 0.01% | 00.0% | Unchanged |
| Royal Bank of Canada | 11,200 | $35.0K | 0.00% | +10,700+2,140.0% | Added |
| Engineers Gate Manager LP | 11,713 | $36.7K | 0.00% | −47,935−80.4% | Reduced |
| Cetera Investment Advisers | 12,710 | $39.8K | 0.00% | +12,710 | New |
| HSBC Holdings PLC | 13,097 | $41.5K | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 14,800 | $46.3K | 0.01% | 00.0% | Unchanged |
| Group One Trading, L.P. | 15,578 | $48.8K | 0.00% | +13,220+560.6% | Added |
| Quadrature Capital Ltd | 15,557 | $48.8K | 0.00% | +15,557 | New |
| Simplex Trading, LLC | 18,745 | $58.0K | 0.00% | −8,258−30.6% | Reduced |
| ProShare Advisors LLC | 19,361 | $60.6K | 0.00% | +1,004+5.5% | Added |
| Federation des caisses Desjardins du Quebec | 24,436 | $76.5K | 0.00% | +14,308+141.3% | Added |
| State Street Corp | 28,251 | $88.4K | 0.00% | +5,043+21.7% | Added |
| Sather Financial Group Inc | 28,920 | $90.5K | 0.00% | 00.0% | Unchanged |
| Algert Global LLC | 29,455 | $92.2K | 0.00% | +9,100+44.7% | Added |
| Cubist Systematic Strategies, LLC | 29,676 | $92.9K | 0.00% | −34,169−53.5% | Reduced |
| Oxford Asset Management LLP | 31,743 | $99.4K | 0.03% | +31,743 | New |
| PFG Investments, LLC | 34,250 | $107.2K | 0.01% | +1,725+5.3% | Added |
| Susquehanna International Group, LLP | 34,578 | $108.2K | 0.00% | −64,252−65.0% | Reduced |
| Invesco Ltd. | 41,760 | $130.7K | 0.00% | −62,406−59.9% | Reduced |
| Altfest L J & Co Inc | 47,809 | $149.6K | 0.02% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 54,831 | $171.6K | 0.00% | −43,091−44.0% | Reduced |
| Jump Financial, LLC | 63,732 | $199.5K | 0.00% | −6,095−8.7% | Reduced |
| BCK Capital Management LP | 68,876 | $215.6K | 0.23% | −5,392−7.3% | Reduced |
| Centiva Capital, LP | 75,717 | $237.0K | 0.02% | +75,717 | New |
| American Century Companies Inc | 76,312 | $238.9K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 97,900 | $306.4K | 0.00% | +97,900 | New |
| Yakira Capital Management, Inc. | 98,700 | $308.9K | 0.12% | 00.0% | Unchanged |
| Jane Street Group, LLC | 104,987 | $328.6K | 0.00% | +92,240+723.6% | Added |
| Kennedy Capital Management, Inc. | 105,551 | $330.4K | 0.01% | +40,959+63.4% | Added |
| Gabelli & Co Investment Advisers, Inc. | 113,725 | $356.0K | 0.06% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 120,132 | $376.0K | 0.00% | −10,278−7.9% | Reduced |
| Fairfax Financial Holdings LtdSuperinvestorFairfax Financial | 125,000 | $391.3K | 0.02% | 00.0% | Unchanged |
| Gabelli Funds LLC | 140,552 | $439.9K | 0.00% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 164,440 | $514.7K | 0.00% | +118,276+256.2% | Added |
| UBS Group AG | 181,670 | $568.6K | 0.00% | −32,880−15.3% | Reduced |
| Citadel Advisors LLC | 183,005 | $572.8K | 0.00% | −31,783−14.8% | Reduced |
| Systematic Financial Management LP | 197,446 | $618.0K | 0.02% | −1,744,410−89.8% | Reduced |
| Steward Partners Investment Advisory, LLC | 202,852 | $634.9K | 0.00% | +3,175+1.6% | Added |
| BlackRock, Inc. | 211,374 | $661.6K | 0.00% | −3,680−1.7% | Reduced |
| Oddo BHF Asset Management SAS | 215,098 | $673.3K | 0.03% | 00.0% | Unchanged |
| Silverback Asset Management LLC | 220,000 | $688.6K | 0.09% | 00.0% | Unchanged |
| Millennium Management LLC | 254,255 | $795.8K | 0.00% | −53,660−17.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 262,373 | $821.2K | 0.00% | −9,008−3.3% | Reduced |
| Gsa Capital Partners LLP | 285,045 | $892.0K | 0.07% | +13,294+4.9% | Added |
| Two Sigma Advisers, LP | 290,738 | $910.0K | 0.00% | −36,200−11.1% | Reduced |
| Two Sigma Investments, LP | 295,305 | $924.3K | 0.00% | −5,183−1.7% | Reduced |
| BNP Paribas Arbitrage, SA | 315,732 | $988.2K | 0.00% | +5,764+1.9% | Added |
| Polunin Capital Partners Ltd | 348,095 | $1.11M | 0.16% | −10,400−2.9% | Reduced |
| Acadian Asset Management LLC | 431,956 | $1.34M | 0.00% | +281,388+186.9% | Added |
| First Wilshire Securities Management Inc | 476,646 | $1.49M | 0.40% | +15,922+3.5% | Added |
| Bridgeway Capital Management, LLC | 488,895 | $1.53M | 0.03% | +52,000+11.9% | Added |
| Goldman Sachs Group Inc | 489,087 | $1.53M | 0.00% | +830.0% | Added |
| S Squared Technology, LLC | 510,514 | $1.60M | 0.61% | −100,000−16.4% | Reduced |
| State of Wisconsin Investment Board | 600,017 | $1.88M | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 682,167 | $2.14M | 0.00% | +93,806+15.9% | Added |
| Quinn Opportunity Partners LLC | 730,468 | $2.29M | 0.17% | 00.0% | Unchanged |
| Marshall Wace, LLP | 873,734 | $2.73M | 0.00% | +174,209+24.9% | Added |
| Dimensional Fund Advisors LP | 1,012,590 | $3.17M | 0.00% | −11,668−1.1% | Reduced |
| Lepercq De Neuflize Asset Management LLC | 1,027,093 | $3.21M | 1.86% | +1,027,093 | New |
| Vanguard Group Inc | 1,030,024 | $3.22M | 0.00% | +6,519+0.6% | Added |
| Ameriprise Financial Inc | 1,432,843 | $4.48M | 0.00% | +208,417+17.0% | Added |
| Clearline Capital LP | 1,900,176 | $5.95M | 0.51% | 00.0% | Unchanged |
| Immersion Corp | 2,743,575 | $8.59M | 5.30% | −470,391−14.6% | Reduced |
| Oaktree Capital Management LPSuperinvestorOaktree Capital | 2,849,858 | $8.92M | 0.15% | 00.0% | Unchanged |
| Brinker Capital Investments, LLC | 0 | $0 | 0.00% | −192,019−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −89,071−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −24,141−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −20,343−100.0% | Sold out |
| Canandaigua National Bank & Trust Co | 0 | $0 | 0.00% | −19,216−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −18,551−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −16,240−100.0% | Sold out |
| Commonwealth Equity Services, LLC | 0 | $0 | 0.00% | −15,644−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −15,400−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −15,315−100.0% | Sold out |
| Resources Investment Advisors, LLC. | 0 | $0 | 0.00% | −11,974−100.0% | Sold out |
| Covestor Ltd | 0 | $0 | 0.00% | −10,066−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −6,299−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −3,839−100.0% | Sold out |
| Legal & General Group Plc | 0 | $0 | 0.00% | −1,507−100.0% | Sold out |
| Shell Asset Management Co | 0 | $0 | 0.00% | −1,325−100.0% | Sold out |
| Strategic Wealth Partners, Ltd. | 0 | $0 | 0.00% | −1,175−100.0% | Sold out |
| Comerica Bank | 0 | $0 | 0.00% | −484−100.0% | Sold out |
| Ameritas Advisory Services, LLC | 0 | $0 | 0.00% | −450−100.0% | Sold out |
| Toth Financial Advisory Corp | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Raymond James Financial Inc | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| MCF Advisors LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |