KRX · 028100 · stock
Dong-Ah Geological Engineering Company Ltd. (028100) stock price history
Every KRX trading session of Dong-Ah Geological Engineering Company Ltd. from Jun 12, 2009 to Sep 28, 2026: 4,258 daily bars, adjusted for splits and dividends, with minute bars from Sep 15, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
028100 adjusted close, 2009 to 2026
- ₩22,938
- All time high, 2019
- ₩20,750
- 52 week high, ₩12,935 low
- 4,258
- Daily sessions since 2009
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2009 to 2026 series and minute bars.
028100 key facts
- Dong-Ah Geological Engineering Company Ltd. (028100) closed at ₩19,600 on Sep 28, 2026 on KRX.
- 028100's all time high close is ₩22,938, set on Jul 2, 2019; its all time low close is ₩5,565 on Jan 21, 2015.
- 028100's 52 week range is ₩12,935 to ₩20,750.
- 028100 returned +36.8% over the year to Sep 28, 2026 and +15.9% over five years.
- Over ten years 028100 returned +163%, +10.2% a year compounded.
- 028100's deepest drawdown was -62.8% from Jul 2, 2019 to Mar 19, 2020.
- DataCedar holds 4,258 daily sessions of 028100 history from Jun 12, 2009 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.
028100 price chart, 2009 to 2026
028100 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +10.7% |
| 3 months | +22.9% |
| 6 months | +11.5% |
| Year to date | +17.7% |
| 1 year | +36.8% |
| 3 years | +76.3% |
| 5 years | +15.9% |
| 10 years | +163.4% |
| Since Jun 12, 2009 | +47.1% |
| Compound annual growth, 17.3 years | +2.3% |
028100 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ₩22,938 on Jul 2, 2019
- All time low close
- ₩5,565 on Jan 21, 2015
- 52 week high
- ₩20,750 on Sep 15, 2026
- 52 week low
- ₩12,935 on Nov 5, 2025
- Deepest drawdown
- -62.8% from Jul 2, 2019 to Mar 19, 2020, not yet recovered
- Best single session
- +30.0% on May 28, 2018
- Worst single session
- -15.3% on Mar 13, 2020
- Volatility, 1 year annualised
- 40.9%
- Sessions closing higher, 1 year
- 49%
- Best calendar year
- 2018, +48%
- Worst calendar year
- 2011, -40%
028100 price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2009 starts on Jun 12, 2009; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ₩16,661 | ₩20,750 | ₩13,200 | ₩19,600 | +17.7% | 9.2M | 181 |
| 2025 | ₩12,633 | ₩17,849 | ₩12,375 | ₩16,652 | +31.8% | 7.2M | 241 |
| 2024 | ₩12,112 | ₩15,372 | ₩10,760 | ₩12,633 | +8.7% | 26.4M | 244 |
| 2023 | ₩10,775 | ₩13,468 | ₩9,966 | ₩11,619 | +6.5% | 6.1M | 245 |
| 2022 | ₩15,957 | ₩18,415 | ₩10,819 | ₩10,909 | -30.9% | 11.2M | 244 |
| 2021 | ₩13,276 | ₩20,295 | ₩13,192 | ₩15,784 | +18.9% | 46.6M | 248 |
| 2020 | ₩16,159 | ₩16,285 | ₩8,365 | ₩13,276 | -17.6% | 44.8M | 248 |
| 2019 | ₩14,570 | ₩24,561 | ₩12,947 | ₩16,116 | +12.9% | 55.3M | 246 |
| 2018 | ₩9,667 | ₩23,242 | ₩9,461 | ₩14,279 | +48.3% | 70.5M | 244 |
| 2017 | ₩7,772 | ₩12,697 | ₩7,440 | ₩9,626 | +24.0% | 26.9M | 241 |
| 2016 | ₩6,237 | ₩9,668 | ₩5,595 | ₩7,764 | +24.5% | 21.9M | 246 |
| 2015 | ₩5,844 | ₩7,316 | ₩5,487 | ₩6,237 | +6.0% | 4.5M | 249 |
| 2014 | ₩6,293 | ₩8,060 | ₩5,665 | ₩5,882 | -7.3% | 8.9M | 245 |
| 2013 | ₩8,644 | ₩9,479 | ₩5,922 | ₩6,347 | -24.6% | 11M | 247 |
| 2012 | ₩7,222 | ₩9,588 | ₩6,342 | ₩8,417 | +17.1% | 16.1M | 248 |
| 2011 | ₩11,936 | ₩12,376 | ₩6,591 | ₩7,185 | -39.8% | 21.6M | 248 |
| 2010 | ₩11,910 | ₩13,684 | ₩9,521 | ₩11,936 | +4.3% | 25.4M | 251 |
| 2009 | ₩11,585 | ₩15,386 | ₩8,544 | ₩11,440 | n/a | 69M | 142 |
028100 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ₩19,600 | +11.2% |
| August 2026 | ₩17,620 | +1.3% |
| July 2026 | ₩17,400 | +3.3% |
| June 2026 | ₩16,850 | +15.3% |
| May 2026 | ₩14,610 | -18.8% |
| April 2026 | ₩18,000 | +4.1% |
| March 2026 | ₩17,290 | +0.1% |
| February 2026 | ₩17,279 | +2.6% |
| January 2026 | ₩16,845 | +1.2% |
| December 2025 | ₩16,652 | +8.8% |
| November 2025 | ₩15,310 | +10.1% |
| October 2025 | ₩13,901 | -4.5% |
About the 028100 data
Daily bars. 4,258 sessions from Jun 12, 2009 to Sep 28, 2026, one row per KRX trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Sep 15, 2026 forward, most recent session Sep 29, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are KRX trading days; minute timestamps are UTC. Prices are in KRW. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Jun 12, 2009, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/028100/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on KRX
Common questions
028100 share price history
