Nasdaq · ATIIW · stock
Archimedes Tech SPAC Partners II Co. (ATIIW) stock price history
Every Nasdaq trading session of Archimedes Tech SPAC Partners II Co. from Jul 17, 2026 to Sep 28, 2026: 47 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.
ATIIW adjusted close, 2026 to 2026
- $1.80
- All time high, 2026
- $1.87
- 52 week high, $1.20 low
- 47
- Daily sessions since 2026
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2026 to 2026 series and minute bars.
ATIIW key facts
- Archimedes Tech SPAC Partners II Co. (ATIIW) closed at $1.30 on Sep 28, 2026 on Nasdaq.
- ATIIW's all time high close is $1.80, set on Jul 23, 2026; its all time low close is $0.6000 on Jul 17, 2026.
- ATIIW's 52 week range is $1.20 to $1.87.
- ATIIW's deepest drawdown was -30.6% from Jul 23, 2026 to Sep 18, 2026.
- DataCedar holds 47 daily sessions of ATIIW history from Jul 17, 2026 and minute bars from Jul 17, 2026, adjusted for splits and dividends, served by the API under a key.
ATIIW price chart, 2026 to 2026
ATIIW returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -12.5% |
| 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 | +116.7% |
ATIIW records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $1.80 on Jul 23, 2026
- All time low close
- $0.6000 on Jul 17, 2026
- 52 week high
- $1.87 on Jul 27, 2026
- 52 week low
- $1.20 on Sep 28, 2026
- Deepest drawdown
- -30.6% from Jul 23, 2026 to Sep 18, 2026, not yet recovered
- Best single session
- +191.7% on Jul 20, 2026
- Worst single session
- -8.8% on Aug 13, 2026
- Volatility, 1 year annualised
- 261.5%
- Sessions closing higher, 1 year
- 33%
- Growth of 1 since 2026
- 2.2×
ATIIW 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 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $0.6000 | $1.87 | $0.6000 | $1.30 | n/a | 2.6M | 47 |
ATIIW monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $1.30 | -7.1% |
| August 2026 | $1.40 | -12.5% |
| July 2026 | $1.60 | n/a |
About the ATIIW data
Daily bars. 47 sessions from Jul 17, 2026 to Sep 28, 2026, one row per Nasdaq 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 28, 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 Nasdaq 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/ATIIW/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq
Common questions
ATIIW share price history
