Magnachip Semiconductor
69 hedge funds and large institutions have $48.5M invested in Magnachip Semiconductor in 2025 Q4 according to their latest regulatory filings, with 13 funds opening new positions, 15 increasing their positions, 25 reducing their positions, and 18 closing their positions.
8% less funds holding
Funds holding: 75 → 69 (-6)
8.59% less ownership
Funds ownership: 63.03% → 54.44% (-8.6%)
28% less first-time investments, than exits
New positions opened: 13 | Existing positions closed: 18
32% less capital invested
Capital invested by funds: $70.9M → $48.5M (-$22.3M)
40% less repeat investments, than reductions
Existing positions increased: 15 | Existing positions reduced: 25
48% less call options, than puts
Call options by funds: $75K | Put options by funds: $144K
50% less funds holding in top 10
Funds holding in top 10: 2 → 1 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Marshall Wace
London,
United Kingdom
|
+$1.15M |
| 2 |
FWSM
First Wilshire Securities Management
Pasadena,
California
|
+$713K |
| 3 |
PCM
Prelude Capital Management
New York
|
+$701K |
| 4 |
FCM
FourWorld Capital Management
New York
|
+$602K |
| 5 |
Acadian Asset Management
Boston,
Massachusetts
|
+$417K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
LDNAM
Lepercq De Neuflize Asset Management
New York
|
-$3.21M |
| 2 |
I
Immersion
Aventura,
Florida
|
-$2.41M |
| 3 |
QOP
Quinn Opportunity Partners
Charlottesville,
Virginia
|
-$2.29M |
| 4 |
Vanguard Group
Malvern,
Pennsylvania
|
-$2.2M |
| 5 |
SST
S Squared Technology
New York
|
-$1.6M |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
76
Charles Schwab
San Francisco,
California
| – | -$172K | -54,831 | Closed |
|
77
Invesco
Atlanta,
Georgia
| – | -$131K | -41,760 | Closed |
|
|
PI
78
PFG Investments
Woodbury,
New York
| – | -$107K | -34,250 | Closed |
|
|
OAM
79
Oxford Asset Management
Oxford,
United Kingdom
| – | -$99.4K | -31,743 | Closed |
|
80
ProShare Advisors
Bethesda,
Maryland
| – | -$60.6K | -19,361 | Closed |
|
81
Simplex Trading
Chicago,
Illinois
| – | -$58K | -18,745 | Closed |
|
|
EGM
82
Engineers Gate Manager
New York
| – | -$36.7K | -11,713 | Closed |
|
83
Royal Bank of Canada
Toronto,
Ontario, Canada
| – | -$35K | -11,200 | Closed |
|
|
FCMT
84
Founders Capital Management (Texas)
Houston,
Texas
| – | -$18.8K | -6,000 | Closed |
|
85
Wells Fargo
San Francisco,
California
| – | -$4.41K | -1,410 | Closed |
|
|
SIC
86
Salem Investment Counselors
Winston Salem,
North Carolina
| – | -$939 | -300 | Closed |
|
MX Hedge Fund Activity: Q4 2025 in Review
69 of the 8,228 institutional investors tracked by Wall St. Rank reported a position in Magnachip Semiconductor (MX) for Q4 2025, worth a combined $48.5M — down 32% from $70.9M a quarter earlier.
Sellers outnumbered buyers: 18 funds closed out of MX and 13 opened new positions — a net loss of 5 holders — while 25 trimmed existing stakes and 15 added.
The largest buyer was Marshall Wace, adding an estimated $1.15M. The largest seller was Lepercq De Neuflize Asset Management, exiting entirely with an estimated $3.21M sold.
- 69 institutional investors held Magnachip Semiconductor (MX) as of Q4 2025, down from 75 in Q3 2025.
- Funds reported $48.5M of Magnachip Semiconductor stock for Q4 2025, down 32% quarter-over-quarter.
- 13 funds opened new Magnachip Semiconductor positions in Q4 2025 and 18 closed out, a net change of -5 holders.
- The largest Magnachip Semiconductor buyer in Q4 2025 was Marshall Wace, an estimated $1.15M added.
- The largest Magnachip Semiconductor seller in Q4 2025 was Lepercq De Neuflize Asset Management, an estimated $3.21M sold.
Based on aggregated 13F filings for Q4 2025.