KRX · 377740 · stock
BioNote, Inc. (377740) stock price history
Every KRX trading session of BioNote, Inc. from Dec 22, 2022 to Sep 29, 2026: 918 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.
377740 adjusted close, 2022 to 2026
- ₩8,868
- All time high, 2022
- ₩6,000
- 52 week high, ₩4,050 low
- 918
- Daily sessions since 2022
Last updated Sep 29, 2026, the last stored session. Refreshes after each trading day. Full 2022 to 2026 series and minute bars.
377740 key facts
- BioNote, Inc. (377740) closed at ₩4,645 on Sep 29, 2026 on KRX.
- 377740's all time high close is ₩8,868, set on Dec 22, 2022; its all time low close is ₩3,348 on Oct 31, 2023.
- 377740's 52 week range is ₩4,050 to ₩6,000.
- 377740 returned -18.0% over the year to Sep 29, 2026.
- Since Dec 22, 2022 377740 returned -48%, -15.8% a year compounded.
- 377740's deepest drawdown was -62.2% from Dec 22, 2022 to Oct 31, 2023.
- DataCedar holds 918 daily sessions of 377740 history from Dec 22, 2022 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.
377740 price chart, 2022 to 2026
377740 returns
Price return from the last close on or before the window start to Sep 29, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -3.2% |
| 3 months | +3.0% |
| 6 months | -11.6% |
| Year to date | -11.4% |
| 1 year | -18.0% |
| 3 years | +9.9% |
| 5 years | n/a |
| 10 years | n/a |
| Since Dec 22, 2022 | -47.6% |
| Compound annual growth, 3.8 years | -15.8% |
377740 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ₩8,868 on Dec 22, 2022
- All time low close
- ₩3,348 on Oct 31, 2023
- 52 week high
- ₩6,000 on Feb 25, 2026
- 52 week low
- ₩4,050 on Jul 30, 2026
- Deepest drawdown
- -62.2% from Dec 22, 2022 to Oct 31, 2023, not yet recovered
- Best single session
- +25.2% on Aug 16, 2024
- Worst single session
- -8.5% on Feb 26, 2026
- Volatility, 1 year annualised
- 28.8%
- Sessions closing higher, 1 year
- 45%
- Best calendar year
- 2025, +21%
- Worst calendar year
- 2023, -51%
377740 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. 2022 starts on Dec 22, 2022; 2026 runs to Sep 29, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ₩5,223 | ₩6,000 | ₩4,050 | ₩4,645 | -11.4% | 16.3M | 182 |
| 2025 | ₩4,331 | ₩6,057 | ₩3,977 | ₩5,242 | +21.1% | 17.8M | 241 |
| 2024 | ₩3,725 | ₩5,885 | ₩3,554 | ₩4,331 | +16.1% | 63.7M | 244 |
| 2023 | ₩7,609 | ₩8,180 | ₩3,339 | ₩3,730 | -50.5% | 83.6M | 245 |
| 2022 | ₩8,310 | ₩9,742 | ₩7,425 | ₩7,539 | n/a | 50.9M | 6 |
377740 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ₩4,645 | -2.6% |
| August 2026 | ₩4,770 | +4.7% |
| July 2026 | ₩4,555 | 0.0% |
| June 2026 | ₩4,555 | -6.9% |
| May 2026 | ₩4,890 | -4.3% |
| April 2026 | ₩5,110 | +1.0% |
| March 2026 | ₩5,060 | -6.1% |
| February 2026 | ₩5,386 | -3.8% |
| January 2026 | ₩5,597 | +6.8% |
| December 2025 | ₩5,242 | -3.0% |
| November 2025 | ₩5,405 | +2.4% |
| October 2025 | ₩5,281 | -5.0% |
About the 377740 data
Daily bars. 918 sessions from Dec 22, 2022 to Sep 29, 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 Dec 22, 2022, 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/377740/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on KRX
Common questions
377740 share price history
