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큐에스아이

066310KOSDAQView the 반도체 sectorTheme Semiconductors & electronics

7,560KRWMarket close of 10/20 (Tue)

Down -5.26%-420KRWMarket close of 10/20 (Tue)

Preliminary value right after the close — replaced by official KRX data tomorrow morningClose of 10/21 (Wed)7,600KRWUp +0.53%

Preliminary · just after the close · replaced by official KRX data tomorrow morning

Open
7,980
High
7,980
Low
7,450
Day range
Day range low 7,450 high 7,980, open 7,980, close 7,560, previous close 7,980
Volume
4×10K shares
306.63 million KRW 0.38× the 20-session average

Market close of 10/20 (Tue)

Where it sits in the 1-year range

1-year close range 5,770 to 17,870 won, 15% up from the low

15% of the way up from the lowest close in 1 year (252 sessions) · -57.7% from the high

Usual range

Nothing unusual in the 4 checked items

Free · no sign-inSource from 2021-05-17

Points to check

  • Recent filingsnot verifiedOutside filing data coverage, so not verified
  • Foreign & institutionalnot verifiedOutside investor-flow coverage, so not verified
  • Daily moveusual range-5.26%-5.26%, 1.6× the usual (20-session average ±3.25%)
    That day -5.26% · usual ±3.25% · large-move threshold ±6.5%

The other 3 are within the usual range

  • Trading value0.4×usual range
  • EarningsOperating income, 8 quartersOperating income, 8 quarters
  • Data date10/20 (Tue)Market close
See the full check report

Quarterly results · Q1 2026

Source: DART financials (Q4 derived as annual − three quarters) · Amended filing reflected
  • Revenue6.1B KRWRevenue bars for the last 8 quarters; the dark bar is this quarter
    vs. year ago
    +9.1%
    vs. prior quarter
    +1.8%
  • Operating income534.02 million KRWOperating income bars for the last 8 quarters; the dark bar is this quarter
    vs. year ago
    Turned profitable
    vs. prior quarter
    +455.9%
  • Operating margin8.7%Operating margin bars for the last 8 quarters; the dark bar is this quarter
    vs. year ago
    +9.3 pp
    vs. prior quarter
    +7.1 pp

Quarterly operating income trend

As of the latest official close · 2026-10-20Valuation filing date · 2026-07-02
2021Q1 711.81 million KRW2026Q1 534.02 million KRWQ4 values are derived as the annual figure minus Q1–Q3. The value table marks them in the Type column.

Same sector · 반도체

Down -3.49%

· 7 of 71 stocks up, preferred shares excluded · trading value 8.56 trillion KRW

Same sector · top by trading value
Stock20DChangeTrading value
SK하이닉스Close over the last 20 sessions -30.5%Down -4.23%4,231.2B KRW
삼성전자Close over the last 20 sessions -16.6%Down -2.98%3,515.9B KRW
하나마이크론Close over the last 20 sessions +8.0%Down -4.31%41.4B KRW
제주반도체Close over the last 20 sessions -7.7%Down -4.62%41.3B KRW
DB하이텍Close over the last 20 sessions -19.5%Down -5.72%29.7B KRW

Schedule

  • Next data 10/22 (Thu) after 08:50

Investor flows, financials and valuation are provided for 369 stocks. These stocks account for about 81% of trading value, about 92% of market capitalisation. Coverage status →

For information only, not a solicitation to invest. Investment decisions and their results are your own responsibility.