MAGNACHIP SEMICONDUCTOR Corp
MX · Semiconductors & Related Devices · 36.4M shares · +2%/yr ↑ dilution · EDGAR filings ↗
Net buyback after stock comp: $7M (gross $13M, SBC $6M)
Reference price $2.87 · est. market cap ~$104M — last insider purchase, 2026-03-16 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
D46Display/power semiconductor maker (Korea) with operating losses, cash burn, and declining revenue.
Strengths
- Adequate liquidity, low leverage — current ratio 4.07 (66th), D/E 0.18
Risks
- Operating/net losses — operating margin -20.0%, net margin -16.6%
- Cash burn and revenue decline — FCF -$54.2M (6th), revenue -8.9% (10th)
- Customer/end-market concentration — per 10-K
Notable findings
- Fund exitedNotable fund(s) exited this quarter: VANGUARD GROUP INC
- Cash burnNegative free cash flow (-54.2M)
- Exec changeRecent 8-K item 5.02 8-K ↗
- Net lossNet loss (net margin -16.6%)
- Insider buyingInsider buying — 3 open-market buy(s) by 1 insider(s) (~$167,974, last 6mo) Form 4 ↗
- Notable holderHeld by 5 notable fund(s): GOLDMAN SACHS GROUP INC, CITADEL ADVISORS LLC, RENAISSANCE TECHNOLOGIES LLC +2 more (as of 2026-03-31)
- New fund positionNotable fund(s) opened this quarter: RENAISSANCE TECHNOLOGIES LLC
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Gross margin
17.6%
Operating margin
-20.0%
Net margin
-16.6%
Return on equity
-12.0%
Return on assets
-8.5%
ROIC
-9.7%
Revenue growth (QoQ)
13.9%
Debt / equity
0.2×
Current ratio
4.1×
Free cash flow
-$54M
EBITDA
-$23M
Tangible book value
$248M
Cash & investments
$104M
Cash runway
8q
Stock comp / revenue
1.2%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-06-01 | Park Shinyoung | Grant | 112K | — |
| 2026-06-01 | Lee Seunghoon | Grant | 30K | — |
| 2026-03-16 | NATHAN GILBERT E | Buy | 22K | $2.87 |
| 2026-03-13 | NATHAN GILBERT E | Buy | 13K | $2.79 |
| 2026-03-12 | NATHAN GILBERT E | Buy | 25K | $2.75 |
| 2026-02-15 | NATHAN GILBERT E | Grant | 1.5K | — |
| 2026-02-15 | Chung Kyo-Hwa Liz | Grant | 2.9K | — |
| 2026-02-15 | Amoruso Cristiano | Grant | 29K | — |
| 2025-12-31 | Lee Seunghoon | Tax withheld | 2.8K | $2.55 |
| 2025-12-31 | Lee Seunghoon | Grant | 7.0K | $2.55 |
| 2025-12-31 | Lee Seunghoon | Tax withheld | 3.3K | $2.55 |
| 2025-12-31 | Lee Seunghoon | Tax withheld | 4.8K | $2.55 |
| 2025-12-31 | Lee Seunghoon | Tax withheld | 4.9K | $2.55 |
| 2025-12-31 | Park Shin Young | Tax withheld | 6.1K | $2.55 |
| 2025-12-31 | Park Shin Young | Tax withheld | 12K | $2.55 |
| 2025-12-31 | Park Shin Young | Tax withheld | 18K | $2.55 |
| 2025-11-15 | Chung Kyo-Hwa Liz | Grant | 3.2K | — |
| 2025-11-15 | NATHAN GILBERT E | Grant | 6.3K | — |
| 2025-10-01 | MARTINO CAMILLO | Grant | 105K | — |
| 2025-08-25 | Park Shin Young | Buy | 10K | $2.87 |
| 2025-08-22 | MARTINO CAMILLO | Buy | 30K | $2.84 |
| 2025-08-15 | Lee Seunghoon | Grant | 31K | — |
| 2025-07-01 | Chung Kyo-Hwa Liz | Grant | 45K | — |
| 2025-07-01 | Lee Ilbok | Grant | 56K | — |
| 2025-07-01 | MARTINO CAMILLO | Grant | 53K | — |
| 2025-07-01 | NATHAN GILBERT E | Grant | 51K | — |
| 2025-06-15 | Chung Kyo-Hwa Liz | Disposition | 16K | $3.84 |
| 2025-06-01 | Kim Young-Joon | Grant | 164K | — |
| 2025-06-01 | Park Shin Young | Grant | 110K | — |
| 2025-03-14 | Lee Ilbok | Buy | 20K | $3.86 |
| 2025-03-13 | MARTINO CAMILLO | Buy | 20K | $3.66 |
| 2025-03-13 | NATHAN GILBERT E | Buy | 20K | $3.68 |
| 2025-03-01 | Yang Jinseok | Grant | 7.0K | $4.54 |
| 2025-03-01 | Yang Jinseok | Tax withheld | 3.2K | $4.54 |
| 2025-03-01 | Lee Seunghoon | Grant | 7.0K | $4.54 |
| 2025-03-01 | Lee Seunghoon | Tax withheld | 3.2K | $4.54 |
| 2024-12-31 | Lee Seunghoon | Tax withheld | 1.6K | $4.02 |
| 2024-12-31 | Lee Seunghoon | Tax withheld | 2.9K | $4.02 |
| 2024-12-31 | Lee Seunghoon | Tax withheld | 4.9K | $4.02 |
| 2024-12-31 | Kim Young-Joon | Tax withheld | 5.0K | $4.02 |
| 2024-12-31 | Kim Young-Joon | Tax withheld | 18K | $4.02 |
| 2024-12-31 | Kim Young-Joon | Tax withheld | 16K | $4.02 |
| 2024-12-31 | Kim Theodore S | Tax withheld | 2.9K | $4.02 |
| 2024-12-31 | Kim Theodore S | Tax withheld | 9.2K | $4.02 |
| 2024-12-31 | Kim Theodore S | Tax withheld | 8.8K | $4.02 |
| 2024-12-31 | Park Shin Young | Tax withheld | 2.4K | $4.02 |
| 2024-12-31 | Park Shin Young | Tax withheld | 6.1K | $4.02 |
| 2024-12-31 | Park Shin Young | Tax withheld | 12K | $4.02 |
| 2024-12-31 | Yang Jinseok | Tax withheld | 1.6K | $4.02 |
| 2024-12-31 | Yang Jinseok | Tax withheld | 2.4K | $4.02 |
| 2024-12-31 | Yang Jinseok | Tax withheld | 4.7K | $4.02 |
All non-derivative Form 4 activity (SEC), newest first.
Notable events (8-K)
| Date | Items | |
|---|---|---|
| 2026-06-17 | Exec/director changeShareholder voteExhibits | filing ↗ |
| 2026-06-17 | Material agreementExhibits | filing ↗ |
| 2026-04-28 | ResultsExhibits | filing ↗ |
| 2026-03-04 | ResultsExhibits | filing ↗ |
| 2026-01-20 | Exec/director changeReg FDExhibits | filing ↗ |
| 2026-01-14 | Exec/director changeExhibits | filing ↗ |
| 2025-11-03 | ResultsExhibits | filing ↗ |
| 2025-10-03 | Exec/director changeExhibits | filing ↗ |
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-06-17 | 2026-06-17 | 0001193125-26-274356 ↗ |
| 8-K | 2026-06-17 | 2026-06-11 | 0001193125-26-273349 ↗ |
| 10-Q | 2026-05-08 | 2026-03-31 | 0001193125-26-214750 ↗ |
| 8-K | 2026-04-28 | 2026-04-28 | 0001193125-26-187239 ↗ |
| 10-K | 2026-03-16 | 2025-12-31 | 0001193125-26-108435 ↗ |
| 8-K | 2026-03-04 | 2026-03-04 | 0001193125-26-091641 ↗ |
| 8-K | 2026-01-20 | 2026-01-14 | 0001193125-26-015926 ↗ |
| 8-K | 2026-01-14 | 2026-01-13 | 0001193125-26-012251 ↗ |
| 10-Q | 2025-11-10 | 2025-09-30 | 0001193125-25-274333 ↗ |
| 8-K | 2025-11-03 | 2025-11-03 | 0001193125-25-262639 ↗ |
| 8-K/A | 2025-10-03 | 2025-08-08 | 0001193125-25-230199 ↗ |
| 8-K/A | 2025-09-09 | 2025-05-21 | 0001193125-25-198733 ↗ |