Magnachip Semiconductor Corp

Exchange: NYSE
Industry: Semiconductors & Related Devices
SEC CIK: 0001325702

SEC filings (opens in a new tab)

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.

Q2 2026 vs. Q1 2026

How the institutions holding Magnachip Semiconductor Corp changed between Q1 2026 and Q2 2026.

All holders in Q2 2026 All holders in Q1 2026

13F holders of MX: Q1 2026 compared with Q2 2026
Measure	Q1 2026	Of which not filed for Q2 2026	Q2 2026	Change
Holders	71	1	75	+5
Shares	19.6M	15	15.6M	−3.98M (−20.3%)
Value	$54.9M	$42	$73.9M	+$19.0M (+34.6%)

1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (23)

Institutions that held Magnachip Semiconductor Corp at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to MX in Q2 2026
Institution	Shares	Value	% of portfolio
Qube Research & Technologies Ltd	382,383	$1.81M	0.00%
Trexquant Investment LP	285,909	$1.35M	0.01%
XTX Topco Ltd	222,197	$1.05M	0.01%
Caption Management, LLC	160,090	$757.2K	0.03%
Bluefin Capital Management, LLC	147,698	$698.6K	0.20%
Virtu Financial LLC	114,969	$544.0K	0.02%
Tudor Investment Corp Et Al	75,103	$355.2K	0.00%
IMC-Chicago, LLC	67,909	$321.2K	0.00%
Squarepoint Ops LLC	67,450	$319.0K	0.00%
Winton Group Ltd	34,678	$164.0K	0.01%
Wesbanco Bank Inc	30,000	$141.9K	0.00%
Citigroup Inc	23,206	$109.8K	0.00%
Susquehanna Fundamental Investments, LLC	19,066	$90.2K	0.00%
Fox Run Management, L.L.C.	16,461	$77.9K	0.01%
Owlhouse Capital LP	13,140	$62.2K	0.10%
Accurate Wealth Management, LLC	15,000	$60.3K	0.01%
StoneX Group Inc.	10,625	$57.5K	0.00%
C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors	11,475	$54.3K	0.00%
Walleye Capital LLC	10,521	$49.8K	0.00%
Rockefeller Capital Management L.P.	10,000	$47.3K	0.00%
GWM Advisors LLC	1,000	$4.73K	0.00%
Ameritas Advisory Services, LLC	946	$4.47K	0.00%
TD Waterhouse Canada Inc.	500	$2.25K	0.00%

Sold out (18)

Institutions that held Magnachip Semiconductor Corp at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of MX in Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
Ameriprise Financial Inc	1,583,589	$4.43M
Immersion Corp	1,383,402	$3.87M
Clearline Capital LP	1,114,590	$3.12M
First Wilshire Securities Management Inc	743,953	$2.08M
Cygnus Capital Advisors, LLC	733,954	$2.06M
State of Wisconsin Investment Board	557,617	$1.56M
Prelude Capital Management, LLC	403,627	$1.13M
Potomac Capital Management, Inc.	365,000	$1.02M
Point72 Asset Management, L.P.	94,209	$263.8K
Altfest L J & Co Inc	47,809	$133.9K
Jump Financial, LLC	24,124	$67.5K
Quadrature Capital Ltd	19,169	$53.7K
HSBC Holdings PLC	13,097	$36.3K
Prudential Financial Inc	12,700	$35.6K
Cetera Investment Advisers	12,368	$34.6K
Seven Mile Advisory	10,173	$28.5K
Advisory Services Network, LLC	500	$1.40K
Northwestern Mutual Wealth Management Co	3	$8

Not filed for Q2 2026 yet (1)

Institutions that held Magnachip Semiconductor Corp at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MX in Q1 2026 that haven't filed for Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
CWM, LLC	15	$42