B3 · CSUD3 · stock
CSU Digital S.A. (CSUD3) stock price history
Every B3 trading session of CSU Digital S.A. from Sep 15, 2003 to Sep 28, 2026: 5,747 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.
CSUD3 adjusted close, 2003 to 2026
- R$19.15
- All time high, 2026
- R$19.57
- 52 week high, R$12.77 low
- 5,747
- Daily sessions since 2003
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2003 to 2026 series and minute bars.
CSUD3 key facts
- CSU Digital S.A. (CSUD3) closed at R$14.43 on Sep 28, 2026 on B3.
- CSUD3's all time high close is R$19.15, set on Feb 20, 2026; its all time low close is R$0.0043 on Sep 15, 2003.
- CSUD3's 52 week range is R$12.77 to R$19.57.
- CSUD3 returned -9.9% over the year to Sep 28, 2026 and +10.7% over five years.
- Over ten years CSUD3 returned +461%, +18.8% a year compounded.
- CSUD3's deepest drawdown was -91.1% from May 11, 2006 to May 5, 2014.
- DataCedar holds 5,747 daily sessions of CSUD3 history from Sep 15, 2003 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
CSUD3 price chart, 2003 to 2026
CSUD3 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +6.4% |
| 3 months | -3.7% |
| 6 months | -16.3% |
| Year to date | -13.0% |
| 1 year | -9.9% |
| 3 years | +17.8% |
| 5 years | +10.7% |
| 10 years | +461.4% |
| Since Sep 15, 2003 | +334,348% |
| Compound annual growth, 23.0 years | +42.2% |
CSUD3 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- R$19.15 on Feb 20, 2026
- All time low close
- R$0.0043 on Sep 15, 2003
- 52 week high
- R$19.57 on Apr 24, 2026
- 52 week low
- R$12.77 on Aug 20, 2026
- Deepest drawdown
- -91.1% from May 11, 2006 to May 5, 2014, recovered Mar 6, 2017
- Best single session
- +174,900% on May 2, 2006
- Worst single session
- -19.0% on Aug 15, 2006
- Volatility, 1 year annualised
- 27.2%
- Sessions closing higher, 1 year
- 42%
- Growth of 1 since 2003
- 3,344×
- Best calendar year
- 2006, +108,900%
- Worst calendar year
- 2008, -60%
CSUD3 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. 2003 starts on Sep 15, 2003; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | R$16.59 | R$19.57 | R$12.77 | R$14.43 | -13.0% | 14.2M | 185 |
| 2025 | R$12.84 | R$18.34 | R$12.44 | R$16.59 | +28.2% | 10.5M | 250 |
| 2024 | R$15.48 | R$17.08 | R$11.83 | R$12.94 | -16.4% | 13.2M | 251 |
| 2023 | R$8.80 | R$15.84 | R$6.40 | R$15.48 | +75.8% | 21.3M | 248 |
| 2022 | R$8.92 | R$11.42 | R$7.54 | R$8.81 | -1.3% | 41.6M | 250 |
| 2021 | R$10.27 | R$19.50 | R$7.81 | R$8.92 | -11.2% | 81.8M | 247 |
| 2020 | R$8.19 | R$11.36 | R$4.26 | R$10.04 | +26.0% | 78.7M | 248 |
| 2019 | R$4.33 | R$8.23 | R$3.78 | R$7.97 | +84.1% | 31.2M | 248 |
| 2018 | R$5.93 | R$7.62 | R$3.55 | R$4.33 | -27.0% | 47.7M | 246 |
| 2017 | R$2.87 | R$8.42 | R$2.83 | R$5.93 | +108.5% | 73.1M | 254 |
| 2016 | R$1.62 | R$3.05 | R$1.33 | R$2.84 | +75.3% | 23.6M | 249 |
| 2015 | R$1.59 | R$1.85 | R$1.29 | R$1.62 | +1.8% | 10.5M | 246 |
| 2014 | R$1.58 | R$2.06 | R$0.6846 | R$1.59 | +3.1% | 15.1M | 248 |
| 2013 | R$2.08 | R$2.45 | R$1.23 | R$1.55 | -25.5% | 11M | 248 |
| 2012 | R$2.21 | R$2.22 | R$1.57 | R$2.08 | -5.1% | 28.9M | 245 |
| 2011 | R$3.00 | R$3.00 | R$1.74 | R$2.19 | -27.0% | 20.2M | 249 |
| 2010 | R$3.65 | R$3.97 | R$2.89 | R$3.00 | -17.7% | 18.1M | 247 |
| 2009 | R$1.08 | R$3.71 | R$0.9751 | R$3.64 | +267.0% | 34.1M | 248 |
| 2008 | R$2.44 | R$2.55 | R$0.8198 | R$0.9924 | -60.0% | 17.2M | 249 |
| 2007 | R$4.69 | R$6.55 | R$2.33 | R$2.48 | -47.2% | 39.3M | 245 |
| 2006 | R$0.0043 | R$8.12 | R$0.0043 | R$4.70 | +108,900% | 225.2M | 258 |
| 2005 | R$0.0043 | R$0.0043 | R$0.0043 | R$0.0043 | 0.0% | 0 | 249 |
| 2004 | R$0.0043 | R$0.0043 | R$0.0043 | R$0.0043 | 0.0% | 0 | 261 |
| 2003 | R$0.0043 | R$0.0043 | R$0.0043 | R$0.0043 | n/a | 0 | 78 |
CSUD3 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | R$14.43 | +5.0% |
| August 2026 | R$13.74 | -3.2% |
| July 2026 | R$14.20 | -4.1% |
| June 2026 | R$14.80 | -14.9% |
| May 2026 | R$17.39 | -1.9% |
| April 2026 | R$17.74 | +1.7% |
| March 2026 | R$17.44 | -6.2% |
| February 2026 | R$18.60 | -1.4% |
| January 2026 | R$18.86 | +13.7% |
| December 2025 | R$16.59 | -3.6% |
| November 2025 | R$17.22 | +8.7% |
| October 2025 | R$15.84 | -3.1% |
About the CSUD3 data
Daily bars. 5,747 sessions from Sep 15, 2003 to Sep 28, 2026, one row per B3 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 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 B3 trading days; minute timestamps are UTC. Prices are in BRL. 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 Sep 15, 2003, 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/CSUD3/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on B3
Common questions
CSUD3 share price history
