B3 · TECN3 · stock
Technos S.A. (TECN3) stock price history
Every B3 trading session of Technos S.A. from Jul 1, 2011 to Nov 12, 2026: 3,786 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.
TECN3 adjusted close, 2011 to 2026
- R$18.95
- All time high, 2013
- R$11.22
- 52 week high, R$5.97 low
- 3,786
- Daily sessions since 2011
Last updated Nov 12, 2026, the last stored session. Refreshes after each trading day. Full 2011 to 2026 series and minute bars.
TECN3 key facts
- Technos S.A. (TECN3) closed at R$8.31 on Nov 12, 2026 on B3.
- TECN3's all time high close is R$18.95, set on Mar 28, 2013; its all time low close is R$0.7671 on Mar 24, 2020.
- TECN3's 52 week range is R$5.97 to R$11.22.
- TECN3 returned +31.7% over the year to Nov 12, 2026 and +217.6% over five years.
- Over ten years TECN3 returned +158%, +9.9% a year compounded.
- TECN3's deepest drawdown was -96.0% from Mar 28, 2013 to Mar 24, 2020.
- DataCedar holds 3,786 daily sessions of TECN3 history from Jul 1, 2011 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
TECN3 price chart, 2011 to 2026
TECN3 returns
Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -25.8% |
| 3 months | -15.3% |
| 6 months | -6.2% |
| Year to date | +18.4% |
| 1 year | +31.7% |
| 3 years | +181.8% |
| 5 years | +217.6% |
| 10 years | +157.7% |
| Since Jul 1, 2011 | -31.9% |
| Compound annual growth, 15.4 years | -2.5% |
TECN3 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- R$18.95 on Mar 28, 2013
- All time low close
- R$0.7671 on Mar 24, 2020
- 52 week high
- R$11.22 on Oct 13, 2026
- 52 week low
- R$5.97 on Nov 19, 2025
- Deepest drawdown
- -96.0% from Mar 28, 2013 to Mar 24, 2020, not yet recovered
- Best single session
- +26.0% on Dec 26, 2019
- Worst single session
- -29.1% on Oct 30, 2026
- Volatility, 1 year annualised
- 52.4%
- Sessions closing higher, 1 year
- 52%
- Best calendar year
- 2021, +78%
- Worst calendar year
- 2020, -64%
TECN3 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. 2011 starts on Jul 1, 2011; 2026 runs to Nov 12, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | R$7.25 | R$11.22 | R$6.88 | R$8.31 | +18.4% | 10.8M | 212 |
| 2025 | R$4.93 | R$7.27 | R$4.72 | R$7.02 | +40.9% | 22.3M | 250 |
| 2024 | R$3.05 | R$5.69 | R$2.89 | R$4.98 | +63.2% | 58M | 251 |
| 2023 | R$1.76 | R$3.29 | R$1.76 | R$3.05 | +71.7% | 81.5M | 248 |
| 2022 | R$1.90 | R$2.70 | R$1.56 | R$1.78 | -5.1% | 212.4M | 249 |
| 2021 | R$1.06 | R$3.39 | R$0.9689 | R$1.87 | +78.5% | 724.3M | 247 |
| 2020 | R$3.02 | R$3.10 | R$0.7106 | R$1.05 | -63.9% | 181.5M | 245 |
| 2019 | R$2.02 | R$3.66 | R$1.60 | R$2.91 | +46.3% | 55M | 245 |
| 2018 | R$2.87 | R$3.29 | R$1.20 | R$1.99 | -30.7% | 39.3M | 242 |
| 2017 | R$2.85 | R$4.21 | R$2.72 | R$2.87 | -1.4% | 26.6M | 251 |
| 2016 | R$2.77 | R$4.44 | R$2.12 | R$2.91 | +1.9% | 15M | 246 |
| 2015 | R$5.69 | R$5.75 | R$2.60 | R$2.85 | -50.5% | 39.9M | 246 |
| 2014 | R$11.54 | R$11.54 | R$4.74 | R$5.77 | -50.5% | 27.1M | 245 |
| 2013 | R$18.40 | R$19.20 | R$10.62 | R$11.64 | -35.1% | 50M | 247 |
| 2012 | R$11.04 | R$18.28 | R$10.21 | R$17.93 | +63.0% | 29.1M | 236 |
| 2011 | R$11.84 | R$12.67 | R$8.36 | R$11.00 | n/a | 19.2M | 126 |
TECN3 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | R$8.31 | +15.9% |
| October 2026 | R$7.17 | -30.0% |
| September 2026 | R$10.25 | +2.8% |
| August 2026 | R$9.97 | +6.4% |
| July 2026 | R$9.37 | +5.5% |
| June 2026 | R$8.88 | +3.9% |
| May 2026 | R$8.55 | +3.0% |
| April 2026 | R$8.30 | -6.7% |
| March 2026 | R$8.90 | +5.8% |
| February 2026 | R$8.41 | +6.1% |
| January 2026 | R$7.93 | +13.0% |
| December 2025 | R$7.02 | +7.4% |
About the TECN3 data
Daily bars. 3,786 sessions from Jul 1, 2011 to Nov 12, 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 Nov 11, 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 Jul 1, 2011, 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/b3%3ATECN3/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on B3
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Common questions
TECN3 share price history
