Nasdaq · RDGT · stock
Ridgetech Inc. (RDGT) stock price history
Every Nasdaq trading session of Ridgetech Inc. from Oct 1, 2009 to Sep 28, 2026: 4,273 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 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.
RDGT adjusted close, 2009 to 2026
- $359,280
- All time high, 2010
- $760.50
- 52 week high, $0.6700 low
- 4,273
- Daily sessions since 2009
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2009 to 2026 series and minute bars.
RDGT key facts
- Ridgetech Inc. (RDGT) closed at $0.8061 on Sep 28, 2026 on Nasdaq.
- RDGT's all time high close is $359,280, set on Apr 1, 2010; its all time low close is $0.7100 on Aug 5, 2026.
- RDGT's 52 week range is $0.6700 to $760.50.
- RDGT returned -99.6% over the year to Sep 28, 2026 and -100.0% over five years.
- Over ten years RDGT returned -100%, -67.6% a year compounded.
- RDGT's deepest drawdown was -100.0% from Apr 7, 2010 to Aug 5, 2026.
- DataCedar holds 4,273 daily sessions of RDGT history from Oct 1, 2009 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
RDGT price chart, 2009 to 2026
RDGT returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -19.4% |
| 3 months | -42.4% |
| 6 months | -86.6% |
| Year to date | -99.8% |
| 1 year | -99.6% |
| 3 years | -99.9% |
| 5 years | -100.0% |
| 10 years | -100.0% |
| Since Oct 1, 2009 | -100.0% |
| Compound annual growth, 17.0 years | -50.6% |
RDGT records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $359,280 on Apr 1, 2010
- All time low close
- $0.7100 on Aug 5, 2026
- 52 week high
- $760.50 on Nov 19, 2025
- 52 week low
- $0.6700 on Aug 5, 2026
- Deepest drawdown
- -100.0% from Apr 7, 2010 to Aug 5, 2026, not yet recovered
- Best single session
- +114.8% on Dec 12, 2022
- Worst single session
- -96.4% on Mar 24, 2026
- Volatility, 1 year annualised
- 377.8%
- Sessions closing higher, 1 year
- 42%
- Best calendar year
- 2014, +202%
- Worst calendar year
- 2023, -94%
RDGT 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. 2009 starts on Oct 1, 2009; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $456.00 | $702.00 | $0.6700 | $0.8061 | -99.8% | 306.8M | 185 |
| 2025 | $268.50 | $760.50 | $108.00 | $427.50 | +61.0% | 254.9K | 250 |
| 2024 | $660.00 | $720.00 | $201.00 | $265.50 | -59.8% | 45.2K | 252 |
| 2023 | $10,770 | $28,950 | $510.00 | $660.00 | -93.9% | 132.5K | 250 |
| 2022 | $14,040 | $23,730 | $4,290 | $10,740 | -21.5% | 13K | 251 |
| 2021 | $36,360 | $60,480 | $12,600 | $13,680 | -62.4% | 5.1K | 252 |
| 2020 | $64,800 | $124,560 | $28,800 | $36,360 | -44.5% | 8.3K | 253 |
| 2019 | $69,120 | $122,040 | $36,360 | $65,520 | -9.0% | 2.7K | 252 |
| 2018 | $44,640 | $88,560 | $42,120 | $72,000 | +61.3% | 732 | 251 |
| 2017 | $62,640 | $78,480 | $42,120 | $44,640 | -27.1% | 149 | 251 |
| 2016 | $66,600 | $82,440 | $50,400 | $61,200 | -11.0% | 272 | 252 |
| 2015 | $104,400 | $168,480 | $58,680 | $68,760 | -34.1% | 1K | 252 |
| 2014 | $34,920 | $126,000 | $34,920 | $104,400 | +202.1% | 819 | 252 |
| 2013 | $41,040 | $71,640 | $16,920 | $34,560 | -15.8% | 207 | 252 |
| 2012 | $41,400 | $50,760 | $21,600 | $41,040 | 0.0% | 183 | 250 |
| 2011 | $153,000 | $201,600 | $35,280 | $41,040 | -72.9% | 283 | 252 |
| 2010 | $151,200 | $396,000 | $129,600 | $151,200 | 0.0% | 228 | 252 |
| 2009 | $127,440 | $201,600 | $127,440 | $151,200 | n/a | 0 | 64 |
RDGT monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $0.8061 | -14.2% |
| August 2026 | $0.9400 | +23.7% |
| July 2026 | $0.7600 | -49.3% |
| June 2026 | $1.50 | -16.2% |
| May 2026 | $1.79 | +29.7% |
| April 2026 | $1.38 | -69.3% |
| March 2026 | $4.50 | -98.1% |
| February 2026 | $237.00 | +5.3% |
| January 2026 | $225.00 | -47.4% |
| December 2025 | $427.50 | -30.0% |
| November 2025 | $610.50 | +145.2% |
| October 2025 | $249.00 | +33.9% |
About the RDGT data
Daily bars. 4,273 sessions from Oct 1, 2009 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 13, 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 Oct 1, 2009, 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/RDGT/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq
Common questions
RDGT share price history
