대교

019680KOSPIView the 교육 sectorTheme 교육

1,475KRWMarket close of 10/20 (Tue)

Down -0.94%-14KRWMarket close of 10/20 (Tue)

Preliminary value right after the close — replaced by official KRX data tomorrow morningClose of 10/21 (Wed)1,499KRWUp +1.63%

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

Open: 1,480
High: 1,497
Low: 1,446
Day range: Day range low 1,446 high 1,497, open 1,480, close 1,475, previous close 1,489
Volume: 2×10K shares
: 31.46 million KRW 1.10× the 20-session average

Market close of 10/20 (Tue)

Something to check

1 to check: operating loss

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

Points to check

Earningsto check-7.9B KRWOperating income over the last four quarters -7.9B KRW (loss)Operating income, 8 quarters
Recent filingsnot verifiedOutside filing data coverage, so not verified
Foreign & institutionalnot verifiedOutside investor-flow coverage, so not verified

The other 3 are within the usual range

Daily move-0.94%usual range
Trading value1.1×usual range
Data date10/20 (Tue)Market close

See the full check report

Key figures

: 59.3B KRW
: Not computed — loss-making, or the four quarters are incomplete
: 0.22×
: 40,233,850 shares
Trading value ratio: 1.10× the 20-session average1.1×

Financials filed 2026-06-09 · KRX·DART

Something to check

1 to check: operating loss

Earningsto checkQuarterly operating income bars (6); the four dark bars make up the sum-7.9B KRW
Recent filingsnot verifiedOutside filing data coverage, so not verified
Foreign & institutionalnot verifiedOutside investor-flow coverage, so not verified
Daily moveusual range-0.94% on the reference date, placed against the usual ±1.28% band0.7×
Trading valueusual range1.10× the 20-session average1.1×
Data dateusual rangeMarket close data of 2026-10-20

Quarterly results · Q1 2026

Source: DART financials (Q4 derived as annual − three quarters) · Amended filing reflected

Revenue157.7B KRWRevenue bars for the last 8 quarters; the dark bar is this quarter
vs. year ago
-4.8%
vs. prior quarter
-2.2%
Operating income-3.6B KRWOperating income bars for the last 8 quarters; the dark bar is this quarter
vs. year ago
Turned to loss
vs. prior quarter
Still a loss
Operating margin-2.3%Operating margin bars for the last 8 quarters; the dark bar is this quarter
vs. year ago
-2.8 pp
vs. prior quarter
+0.4 pp

Quarterly operating income trend

As of the latest official close · 2026-10-20Valuation filing date · 2026-06-09

2021Q1 -4.4B KRW2026Q1 -3.6B KRWQ4 values are derived as the annual figure minus Q1–Q3. The value table marks them in the Type column.

Same sector · 교육

· 2 of 11 stocks up, preferred shares excluded · trading value 1.4B KRW

Same sector · top by trading value
Stock	20D	Change	Trading value
메가스터디교육	Close over the last 20 sessions +14.0%	Up +0.38%	0.9B KRW
디지털대성	Close over the last 20 sessions +6.6%	Flat 0.00%	0.2B KRW
멀티캠퍼스	Close over the last 20 sessions +13.1%	Down -0.19%	0.2B KRW
정상제이엘에스	Close over the last 20 sessions -0.3%	Down -0.17%	under 0.1B KRW
아이비김영	Close over the last 20 sessions -1.0%	Down -1.04%	under 0.1B KRW

Other share classes of this company · 대교우B

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.