Other US listings · ARQQW · stock
Arqit Quantum Inc. (ARQQW) stock price history
Every Other US listings trading session of Arqit Quantum Inc. from Jul 17, 2026 to Sep 2, 2026: 32 daily bars, adjusted for splits and dividends, with minute bars from Jul 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.
ARQQW adjusted close, 2026 to 2026
- $0.1320
- All time high, 2026
- $0.0493
- 52 week high, $0.0017 low
- 32
- Daily sessions since 2026
Last updated Sep 2, 2026, the last stored session. Refreshes after each trading day. Full 2026 to 2026 series and minute bars.
ARQQW key facts
- Arqit Quantum Inc. (ARQQW) closed at $0.0028 on Sep 2, 2026 on Other US listings.
- ARQQW's all time high close is $0.1320, set on Jul 17, 2026; its all time low close is $0.0028 on Sep 2, 2026.
- ARQQW's 52 week range is $0.0017 to $0.0493.
- ARQQW's deepest drawdown was -97.9% from Jul 17, 2026 to Sep 2, 2026.
- DataCedar holds 32 daily sessions of ARQQW history from Jul 17, 2026 and minute bars from Jul 17, 2026, adjusted for splits and dividends, served by the API under a key.
ARQQW price chart, 2026 to 2026
ARQQW returns
Price return from the last close on or before the window start to Sep 2, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -90.2% |
| 3 months | n/a |
| 6 months | n/a |
| Year to date | n/a |
| 1 year | n/a |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since Jul 17, 2026 | -97.9% |
ARQQW records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $0.1320 on Jul 17, 2026
- All time low close
- $0.0028 on Sep 2, 2026
- 52 week high
- $0.0493 on Jul 20, 2026
- 52 week low
- $0.0017 on Sep 2, 2026
- Deepest drawdown
- -97.9% from Jul 17, 2026 to Sep 2, 2026, not yet recovered
- Best single session
- +60.4% on Aug 21, 2026
- Worst single session
- -66.1% on Jul 20, 2026
- Volatility, 1 year annualised
- 452.2%
- Sessions closing higher, 1 year
- 32%
ARQQW 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. 2026 starts on Jul 17, 2026; 2026 runs to Sep 2, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $0.1320 | $0.1320 | $0.0017 | $0.0028 | n/a | 10.3M | 32 |
ARQQW monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $0.0028 | -40.4% |
| August 2026 | $0.0047 | -83.6% |
| July 2026 | $0.0287 | n/a |
About the ARQQW data
Daily bars. 32 sessions from Jul 17, 2026 to Sep 2, 2026, one row per Other US listings 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 Jul 17, 2026 forward, most recent session Sep 2, 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 Other US listings trading days; minute timestamps are UTC. Prices are in USD. 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 17, 2026, 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/ARQQW/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Other US listings
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Common questions
ARQQW share price history
