DOSSIER · 13F Holders · Q1 2026
MX

MAGNACHIP SEMICONDUCTOR CORP

76 institutions still hold MAGNACHIP SEMICONDUCTOR CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 55933J203·76 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$47M
visible holders
Holders
76
filers reporting
Concentration
17.07%
OAKTREE CAPITAL MANAGEMENT LP #1
top holder share
AI Holders Summary · Q1 2026

76 institutions reported MX in Q1 2026. OAKTREE CAPITAL MANAGEMENT LP leads at 17.1% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
OAKTREE CAPITAL MANAGEMENT LP
CIK 0000949509
$8M2.8M0.12%Q1 2026
02
FourWorld Capital Management LLC
CIK 0001770525
$5M1.7M2.37%Q1 2026
03
AMERIPRISE FINANCIAL INC
CIK 0000820027
$4M1.6M0.00%Q1 2026
04
IMMERSION CORP
CIK 0001058811
$4M1.4M2.68%Q1 2026
05
Clearline Capital LP
CIK 0001600136
$4M1.5M0.18%Q4 2025
06
MARSHALL WACE, LLP
CIK 0001318757
$3M1.3M0.00%Q4 2025
07
FIRST WILSHIRE SECURITIES MANAGEMENT INC
CIK 0000732847
$2M744K0.47%Q1 2026
08
Cygnus Capital Advisors, LLC
CIK 0002114319
$2M734K1.40%Q1 2026
09
MORGAN STANLEY
CIK 0000895421
$2M710K0.00%Q1 2026
10
ACADIAN ASSET MANAGEMENT LLC
CIK 0000916542
$2M647K0.00%Q1 2026
11
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$2M572K0.00%Q1 2026
12
STATE OF WISCONSIN INVESTMENT BOARD
CIK 0000854157
$2M558K0.00%Q1 2026
13
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$2M549K0.00%Q1 2026
14
PRELUDE CAPITAL MANAGEMENT, LLC
CIK 0001387508
$1M404K0.09%Q1 2026
15
Potomac Capital Management, Inc.
CIK 0001418746
$1M365K0.89%Q1 2026
16
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$922K329K0.00%Q1 2026
17
Orion Portfolio Solutions, LLC
CIK 0001802647
$828K230K0.00%Q1 2025
18
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$820K293K0.00%Q1 2026
19
GSA CAPITAL PARTNERS LLP
CIK 0001362033
$786K281K0.05%Q1 2026
20
Vanguard Portfolio Management
CIK 0002100121· Index
$671K240K0.00%Q1 2026
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Insiders at MAGNACHIP SEMICONDUCTOR CORP
Nathan Gilbert EChung Kyo-Hwa LizMartino CamilloPark Shin YoungLee IlbokKim Young-JoonYang JinseokLee Seunghoon