TWSE · 6955 · stock
Bonraybio Co., Ltd. (6955) stock price history
Every TWSE trading session of Bonraybio Co., Ltd. from Jul 26, 2023 to Sep 24, 2026: 771 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.
6955 adjusted close, 2023 to 2026
- NT$151.23
- All time high, 2025
- NT$143.17
- 52 week high, NT$88.17 low
- 771
- Daily sessions since 2023
Last updated Sep 24, 2026, the last stored session. Refreshes after each trading day. Full 2023 to 2026 series and minute bars.
6955 key facts
- Bonraybio Co., Ltd. (6955) closed at NT$94.20 on Sep 24, 2026 on TWSE.
- 6955's all time high close is NT$151.23, set on Aug 7, 2025; its all time low close is NT$47.13 on Aug 14, 2023.
- 6955's 52 week range is NT$88.17 to NT$143.17.
- 6955 returned -30.7% over the year to Sep 24, 2026.
- Since Jul 26, 2023 6955 returned +84%, +21.2% a year compounded.
- 6955's deepest drawdown was -40.9% from Aug 7, 2025 to Jul 14, 2026.
- DataCedar holds 771 daily sessions of 6955 history from Jul 26, 2023 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.
6955 price chart, 2023 to 2026
6955 returns
Price return from the last close on or before the window start to Sep 24, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -3.0% |
| 3 months | -8.7% |
| 6 months | -30.9% |
| Year to date | -21.8% |
| 1 year | -30.7% |
| 3 years | +89.7% |
| 5 years | n/a |
| 10 years | n/a |
| Since Jul 26, 2023 | +83.9% |
| Compound annual growth, 3.2 years | +21.2% |
6955 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- NT$151.23 on Aug 7, 2025
- All time low close
- NT$47.13 on Aug 14, 2023
- 52 week high
- NT$143.17 on Feb 9, 2026
- 52 week low
- NT$88.17 on Jul 17, 2026
- Deepest drawdown
- -40.9% from Aug 7, 2025 to Jul 14, 2026, not yet recovered
- Best single session
- +10.2% on Aug 26, 2026
- Worst single session
- -9.7% on Apr 7, 2025
- Volatility, 1 year annualised
- 25.6%
- Sessions closing higher, 1 year
- 28%
- Best calendar year
- 2024, +111%
- Worst calendar year
- 2025, +14%
6955 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. 2023 starts on Jul 26, 2023; 2026 runs to Sep 24, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | NT$118.91 | NT$143.17 | NT$88.17 | NT$94.20 | -21.3% | 2.5M | 178 |
| 2025 | NT$105.24 | NT$151.23 | NT$84.41 | NT$119.72 | +14.1% | 3.6M | 242 |
| 2024 | NT$50.02 | NT$113.26 | NT$49.42 | NT$104.89 | +111.0% | 6.7M | 242 |
| 2023 | NT$51.77 | NT$53.22 | NT$46.41 | NT$49.72 | n/a | 3.1M | 109 |
6955 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | NT$94.20 | -12.8% |
| August 2026 | NT$108.00 | +17.1% |
| July 2026 | NT$92.21 | -6.2% |
| June 2026 | NT$98.28 | -16.5% |
| May 2026 | NT$117.69 | -12.6% |
| April 2026 | NT$134.68 | +1.2% |
| March 2026 | NT$133.06 | -3.8% |
| February 2026 | NT$138.32 | -2.0% |
| January 2026 | NT$141.15 | +17.9% |
| December 2025 | NT$119.72 | -6.3% |
| November 2025 | NT$127.81 | -6.2% |
| October 2025 | NT$136.30 | -0.9% |
About the 6955 data
Daily bars. 771 sessions from Jul 26, 2023 to Sep 24, 2026, one row per TWSE 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 24, 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 TWSE trading days; minute timestamps are UTC. Prices are in TWD. 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 Jul 26, 2023, 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/6955/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on TWSE
Common questions
6955 share price history
