Q.S.I Co., LTD. (KOSDAQ:066310)

Market Cap	80.11B +6.5%
Revenue (ttm)	22.58B +9.7%
Net Income	1.97B +111.0%
EPS	222.31 +116.1%
Shares Out	8.84M
PE Ratio	40.75
Forward PE	n/a
Dividend	100.00 (1.12%)
Ex-Dividend Date	Dec 29, 2025

Volume	176,283
Average Volume	236,773
Open	9,400.00
Previous Close	9,060.00
Day's Range	8,940.00 - 9,500.00
52-Week Range	6,610.00 - 10,500.00
Beta	0.88
RSI	65.83
Earnings Date	Feb 13, 2026

About Q.S.I Co., LTD.

Q.S.I Co., LTD. develops, manufactures, and sells red and infra-red laser diodes in South Korea and internationally. The company also provides foundry services, that includes Epi wafers, wafer foundry services, and package services. Its laser diodes are used in power tools, medical, motion recognition, laser printers, lidar, and various sensors. The company was founded in 2000 and is based in Cheonan-si, South Korea.

• Industry: Semiconductors
• Sector: Technology
• Founded: 2000
• Employees: 105
• Stock Exchange: KOSDAQ
• Ticker Symbol: 066310

Financial Performance

In 2024, Q.S.I Co., LTD.'s revenue was 21.36 billion, an increase of 14.32% compared to the previous year's 18.69 billion. Earnings were 3.25 billion, an increase of 19.98%.