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Q.S.I Co., Ltd. Q.S.I Co., Ltd.

Q.S.I Co., Ltd.

066310
Rank in Stocks #25816
Q.S.I Co., Ltd. specializes in the production and distribution of semiconductor... Q.S.I Co., Ltd. specializes in the production and distribution of semiconductor laser and optical semiconductor technologies and associated goods. The company's product line features both red and infrared laser diodes. Founded on July 7, 2000, the firm's main office is located in Cheonan-si, South Korea.
Share Price
$5.08
Market Cap
$46.06M
Change (1 day)
0.55%
Change (1 year)
-5.90%
Country
KR
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Stock price history for Q.S.I Co., Ltd. (066310)
Highest end of day price: $5.23 on 2026-08-01

Lowest end of day price: $10.32 on 2006-11-01
Stock price history of Q.S.I Co., Ltd. from 2006 to 2026
Annual Stock Price Performance
Year Performance
2026 (TTM) 24.89%
2025 3.19%
2024 -31.62%
2023 -10.04%
2022 -54.06%
2021 20.27%
2020 59.61%
2019 124.42%
2018 -32.12%
2017 -9.72%
2016 24.47%
2015 16.55%
2014 -19.78%
2013 17.06%
2012 19.14%
2011 10.83%
2010 62.28%
2009 91.50%
2008 -83.83%
2007 -10.51%
2006 0.00%
Stock price for similar companies or competitors
Company Stock price Change 1y% Country
$217.04 23.74%
US
$75.52 101.58%
TW
$365.05 25.37%
US
$965.95 724.12%
US
$1.17K 539.76%
KR