← Super investors
MX
Magnachip Semiconductor Corp
3 super-investor ownerscombined $8Mlargest position 0.1%
1 TRIM
3 of the 83 super-investors we track hold MX, worth a combined $8M per their latest 13F filings. The largest position: Howard Marks at 0.1% of their portfolio. This quarter the cohort logged 0 buys and 1 sell on the name. Conviction score: 22 of 100 (how strongly the cohort backs it) — ranked #622 of 742 stocks.
Why super-investors own MX
MX is held by 3 super-investors in our cohort, with a combined position value of $8M. The highest-conviction owner is Howard Marks at 0.1% of their portfolio. This quarter the cohort registered 1 trimmed.
AI-synthesized from 13F filings. Not investment advice.
Cohort owners over time
2016Q3 → 2026Q2How many of the cohort members held this stock each quarter.
Now: 3
Peak: 3
Owners (3) · click any column to sort
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | Howard Marks | 0.1% | 38q | $7M | 1,500,000 |
| 2 | Joel Greenblatt | 0.0% | 36q | $525K | 111,043 |
| 3 | Prem Watsa | <0.1% | 21q | $296K | 62,500 |
Owners of MX also hold
Recent activity (1)
| Manager | Move | % Port. | Δ Shares | Value | Filed |
|---|---|---|---|---|---|
| Prem Watsa | TRIM | <0.1% | -50% | $296K | Aug 14, 2026 |
Long US equity 13F-HR filings only. CUSIP 55933J203. Not investment advice.