삼성E&A

43,600KRWMarket close of 10/20 (Tue)

Down -3.75%-1,700KRWMarket close of 10/20 (Tue)

Preliminary value right after the close — replaced by official KRX data tomorrow morningClose of 10/21 (Wed)47,700KRWUp +9.40%

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

Open: 44,500
High: 45,500
Low: 43,100
Day range: Day range low 43,100 high 45,500, open 44,500, close 43,600, previous close 45,300
Volume: 85×10K shares
: 37.2B KRW 0.45× the 20-session average

Market close of 10/20 (Tue)

Where it sits in the 1-year range

49% of the way up from the lowest close in 1 year (252 sessions) · -32.3% from the high

Usual range

Nothing unusual in the 6 checked items

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

Daily moveusual range-3.75%-3.75%, 1.9× the usual (20-session average ±1.94%)
That day -3.75% · usual ±1.94% · large-move threshold ±3.9%
Trading valueusual range0.5×37.2B KRW, 0.5× the 20-session average
0.45× the 20-session average · check threshold 3×
Earningsusual range915.2B KRWOperating income over the last four quarters 915.2B KRWOperating income, 8 quarters

The other 3 are within the usual range

See the full check report

52-week closing rangeNow 43,600

23,25064,400

Financials filed 2026-08-14 · KRX·DART

Usual range

Nothing unusual in the 6 checked items

Daily moveusual range-3.75% on the reference date, placed against the usual ±1.94% band1.9×
Trading valueusual range0.45× the 20-session average0.5×37.2B KRW, 0.5× the 20-session average
Earningsusual rangeQuarterly operating income bars (6); the four dark bars make up the sum915.2B KRW
Recent filingsusual rangeOne cell per day for the last 14 days; only filing days are filled0No event filing in the last 14 days
Foreign & institutionalusual rangeDaily net flow bars for foreigners and institutions, last 5 sessions+4.1B KRW
Data dateusual rangeMarket close data of 2026-10-20

· 14 of 85 stocks up, preferred shares excluded · trading value 204.2B KRW

Same sector · top by trading value
Stock	20D	Change	Trading value
두산테스나	Close over the last 20 sessions +30.4%	Down -6.91%	35.3B KRW
HD현대마린솔루션	Close over the last 20 sessions -14.2%	Down -4.69%	24.1B KRW
유신	Close over the last 20 sessions +15.1%	Down -4.44%	15.2B KRW
지씨지놈	Close over the last 20 sessions +52.3%	Up +9.63%	14.9B KRW
한전기술	Close over the last 20 sessions -27.7%	Down -5.59%	12.6B KRW

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