HKEX · 9963 · stock
Transtech Optelecom Science Holdings Limited (9963) stock price history
Every HKEX trading session of Transtech Optelecom Science Holdings Limited from Jul 21, 2017 to Sep 28, 2026: 2,262 daily bars, adjusted for splits and dividends, with minute bars from Sep 17, 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.
9963 adjusted close, 2017 to 2026
- HK$12.56
- All time high, 2026
- HK$13.48
- 52 week high, HK$0.3400 low
- 2,262
- Daily sessions since 2017
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2017 to 2026 series and minute bars.
9963 key facts
- Transtech Optelecom Science Holdings Limited (9963) closed at HK$8.72 on Sep 28, 2026 on HKEX.
- 9963's all time high close is HK$12.56, set on Jun 22, 2026; its all time low close is HK$0.1210 on Nov 28, 2024.
- 9963's 52 week range is HK$0.3400 to HK$13.48.
- 9963 returned +2,288% over the year to Sep 28, 2026 and +488.9% over five years.
- Since Jul 21, 2017 9963 returned +419%, +19.6% a year compounded.
- 9963's deepest drawdown was -96.9% from Oct 20, 2017 to Nov 28, 2024.
- DataCedar holds 2,262 daily sessions of 9963 history from Jul 21, 2017 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
9963 price chart, 2017 to 2026
9963 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -17.7% |
| 3 months | +7.9% |
| 6 months | +228.9% |
| Year to date | +657.8% |
| 1 year | +2,288% |
| 3 years | +2,854% |
| 5 years | +488.9% |
| 10 years | n/a |
| Since Jul 21, 2017 | +418.8% |
| Compound annual growth, 9.2 years | +19.6% |
9963 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- HK$12.56 on Jun 22, 2026
- All time low close
- HK$0.1210 on Nov 28, 2024
- 52 week high
- HK$13.48 on Jun 23, 2026
- 52 week low
- HK$0.3400 on Oct 10, 2025
- Deepest drawdown
- -96.9% from Oct 20, 2017 to Nov 28, 2024, recovered Apr 15, 2026
- Best single session
- +173.4% on Dec 9, 2024
- Worst single session
- -28.3% on Jan 12, 2026
- Volatility, 1 year annualised
- 148.0%
- Sessions closing higher, 1 year
- 50%
- Growth of 1 since 2017
- 5.2×
- Best calendar year
- 2025, +219%
- Worst calendar year
- 2022, -61%
9963 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. 2017 starts on Jul 21, 2017; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | HK$1.10 | HK$13.48 | HK$1.05 | HK$8.72 | +657.8% | 134.1M | 182 |
| 2025 | HK$0.3600 | HK$1.35 | HK$0.2390 | HK$1.15 | +219.4% | 19.2M | 246 |
| 2024 | HK$0.3600 | HK$0.7000 | HK$0.1120 | HK$0.3600 | 0.0% | 16.6M | 246 |
| 2023 | HK$0.4650 | HK$0.6900 | HK$0.2700 | HK$0.3600 | -35.7% | 884K | 243 |
| 2022 | HK$1.44 | HK$1.46 | HK$0.5000 | HK$0.5600 | -61.1% | 1.3M | 246 |
| 2021 | HK$1.55 | HK$1.61 | HK$1.05 | HK$1.44 | -7.1% | 5.9M | 247 |
| 2020 | HK$0.9500 | HK$3.50 | HK$0.4400 | HK$1.55 | +61.5% | 33.7M | 248 |
| 2019 | HK$1.57 | HK$1.57 | HK$0.6200 | HK$0.9600 | -40.0% | 8.1M | 246 |
| 2018 | HK$2.89 | HK$3.15 | HK$1.01 | HK$1.60 | -45.8% | 37.3M | 246 |
| 2017 | HK$1.82 | HK$5.00 | HK$1.53 | HK$2.95 | n/a | 169.7M | 112 |
9963 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | HK$8.72 | -18.5% |
| August 2026 | HK$10.69 | +64.5% |
| July 2026 | HK$6.50 | -40.1% |
| June 2026 | HK$10.85 | +77.6% |
| May 2026 | HK$6.11 | +12.9% |
| April 2026 | HK$5.41 | +155.2% |
| March 2026 | HK$2.12 | +17.8% |
| February 2026 | HK$1.80 | +20.8% |
| January 2026 | HK$1.49 | +29.6% |
| December 2025 | HK$1.15 | +173.8% |
| November 2025 | HK$0.4200 | 0.0% |
| October 2025 | HK$0.4200 | +15.1% |
About the 9963 data
Daily bars. 2,262 sessions from Jul 21, 2017 to Sep 28, 2026, one row per HKEX 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 17, 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 HKEX trading days; minute timestamps are UTC. Prices are in HKD. 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 21, 2017, 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/9963/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on HKEX
Common questions
9963 share price history
