EO Technics (039030.KS, KRX) is a South Korea company in the Semiconductor Equipment segment of the AI compute value chain. As of October 04, 2026, its market cap is $4.9 billion ($4.9B), ranking #182 of 244 companies overall and #31 of 35 in the Semiconductor Equipment segment (0.2% of the segment, 0.02% of the chain). Over the past year the stock gained 118.7% (52-week range 228,500.00 – 612,000.00 KRW).
| Company | EO Technics（伊欧科技） |
|---|---|
| Ticker | 039030.KS · KRX |
| Segment | Semiconductor Equipment |
| Headquarters | South Korea |
| Market cap | $4.9B（$4.9 billion） |
| Close | 564,000.00 KRW (October 04, 2026) |
| Today | -3.94% |
| 30 days | +29.40% |
| 1 year | +118.74% |
| 52-wk high / low | 612,000.00 / 228,500.00 KRW |
| Share of segment | 0.2% (Semiconductor Equipment: 35 companies) |
| Share of chain | 0.02% (244 companies combined) |
| Segment leader | ASML Holding ($717.2B) |
| # | Company | Market | Market cap |
|---|---|---|---|
| 1 | ASML Holding ASML | US | $717.2B |
| 2 | Lam Research LRCX | US | $434.9B |
| 3 | Applied Materials AMAT | US | $428.6B |
| 4 | KLA Corporation KLAC | US | $270.0B |
| 5 | Tokyo Electron 8035.T | JP | $179.4B |
| 6 | Advantest 6857.T | JP | $179.2B |
| 7 | Teradyne TER | US | $70.2B |
| 8 | NAURA Technology 002371 | SZ | $66.6B |
| 9 | ASM International ASMIY | US | $52.1B |
| 31 | EO Technics 039030.KS | KR | $4.9B |
| 10 | AMEC 688012 | SH | $45.4B |