HKEX · 2121 · stock
AInnovation Technology Group Co., Ltd (2121) stock price history
Every HKEX trading session of AInnovation Technology Group Co., Ltd from Jan 27, 2022 to Sep 28, 2026: 1,145 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.
2121 adjusted close, 2022 to 2026
- HK$26.00
- All time high, 2022
- HK$8.79
- 52 week high, HK$2.91 low
- 1,145
- Daily sessions since 2022
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2022 to 2026 series and minute bars.
2121 key facts
- AInnovation Technology Group Co., Ltd (2121) closed at HK$3.12 on Sep 28, 2026 on HKEX.
- 2121's all time high close is HK$26.00, set on Dec 14, 2022; its all time low close is HK$3.02 on Sep 14, 2026.
- 2121's 52 week range is HK$2.91 to HK$8.79.
- 2121 returned -59.0% over the year to Sep 28, 2026.
- Since Jan 27, 2022 2121 returned -84%, -32.6% a year compounded.
- 2121's deepest drawdown was -88.4% from Apr 6, 2023 to Sep 14, 2026.
- DataCedar holds 1,145 daily sessions of 2121 history from Jan 27, 2022 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
2121 price chart, 2022 to 2026
2121 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -16.3% |
| 3 months | -25.1% |
| 6 months | -38.7% |
| Year to date | -43.4% |
| 1 year | -59.0% |
| 3 years | -73.9% |
| 5 years | n/a |
| 10 years | n/a |
| Since Jan 27, 2022 | -84.1% |
| Compound annual growth, 4.7 years | -32.6% |
2121 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- HK$26.00 on Dec 14, 2022
- All time low close
- HK$3.02 on Sep 14, 2026
- 52 week high
- HK$8.79 on Oct 6, 2025
- 52 week low
- HK$2.91 on Sep 14, 2026
- Deepest drawdown
- -88.4% from Apr 6, 2023 to Sep 14, 2026, not yet recovered
- Best single session
- +53.2% on Nov 25, 2024
- Worst single session
- -27.7% on Mar 10, 2025
- Volatility, 1 year annualised
- 58.9%
- Sessions closing higher, 1 year
- 41%
- Best calendar year
- 2025, -3%
- Worst calendar year
- 2023, -60%
2121 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 Jan 27, 2022; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | HK$5.58 | HK$7.33 | HK$2.91 | HK$3.12 | -44.9% | 232.9M | 182 |
| 2025 | HK$5.82 | HK$9.09 | HK$3.15 | HK$5.65 | -3.4% | 1.4B | 246 |
| 2024 | HK$9.28 | HK$9.68 | HK$3.17 | HK$5.85 | -36.9% | 2.3B | 246 |
| 2023 | HK$22.50 | HK$27.50 | HK$7.00 | HK$9.27 | -59.7% | 509.4M | 243 |
| 2022 | HK$26.30 | HK$27.00 | HK$7.57 | HK$23.00 | n/a | 125.7M | 228 |
2121 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | HK$3.12 | -18.0% |
| August 2026 | HK$3.80 | 0.0% |
| July 2026 | HK$3.80 | -2.8% |
| June 2026 | HK$3.91 | -10.3% |
| May 2026 | HK$4.36 | +15.6% |
| April 2026 | HK$3.77 | -25.6% |
| March 2026 | HK$5.07 | +1.4% |
| February 2026 | HK$5.00 | -13.3% |
| January 2026 | HK$5.77 | +2.1% |
| December 2025 | HK$5.65 | -3.3% |
| November 2025 | HK$5.84 | -12.8% |
| October 2025 | HK$6.70 | -18.9% |
About the 2121 data
Daily bars. 1,145 sessions from Jan 27, 2022 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 Jan 27, 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/2121/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on HKEX
- 2113 Century Group International Holdings Limited
- 2116 Jiangsu Innovative Ecological New Materials Limited
- 2119 Tsit Wing International Holdings Limited
- 2120 Wenzhou Kangning Hospital Co., Ltd.
- 2122 Kidsland International Holdings Limited
- 2125 Strawbear Entertainment Group
- 2126 JW (Cayman) Therapeutics Co. Ltd
- 2128 China Lesso Group Holdings Limited
Common questions
2121 share price history
