Borsa Italiana · 1DTE · stock
Deutsche Telekom AG (1DTE) stock price history
Every Borsa Italiana trading session of Deutsche Telekom AG from Jul 24, 2006 to Sep 28, 2026: 5,124 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.
1DTE adjusted close, 2006 to 2026
- €33.68
- All time high, 2025
- €33.30
- 52 week high, €23.55 low
- 5,124
- Daily sessions since 2006
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2006 to 2026 series and minute bars.
1DTE key facts
- Deutsche Telekom AG (1DTE) closed at €26.73 on Sep 28, 2026 on Borsa Italiana.
- 1DTE's all time high close is €33.68, set on Mar 3, 2025; its all time low close is €3.80 on Apr 23, 2009.
- 1DTE's 52 week range is €23.55 to €33.30.
- 1DTE returned -4.0% over the year to Sep 28, 2026 and +79.6% over five years.
- Over ten years 1DTE returned +157%, +9.9% a year compounded.
- 1DTE's deepest drawdown was -40.4% from Jan 9, 2008 to Apr 23, 2009.
- DataCedar holds 5,124 daily sessions of 1DTE history from Jul 24, 2006 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
1DTE price chart, 2006 to 2026
1DTE returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -6.1% |
| 3 months | +2.3% |
| 6 months | -13.4% |
| Year to date | -2.3% |
| 1 year | -4.0% |
| 3 years | +48.6% |
| 5 years | +79.6% |
| 10 years | +157.3% |
| Since Jul 24, 2006 | +459.2% |
| Compound annual growth, 20.2 years | +8.9% |
1DTE records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- €33.68 on Mar 3, 2025
- All time low close
- €3.80 on Apr 23, 2009
- 52 week high
- €33.30 on Feb 27, 2026
- 52 week low
- €23.55 on Jun 30, 2026
- Deepest drawdown
- -40.4% from Jan 9, 2008 to Apr 23, 2009, recovered Sep 20, 2013
- Best single session
- +11.9% on Mar 21, 2011
- Worst single session
- -10.2% on Mar 12, 2020
- Volatility, 1 year annualised
- 28.1%
- Sessions closing higher, 1 year
- 49%
- Growth of 1 since 2006
- 5.6×
- Best calendar year
- 2013, +51%
- Worst calendar year
- 2008, -18%
1DTE 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. 2006 starts on Jul 24, 2006; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | €26.60 | €33.30 | €23.55 | €26.73 | -2.3% | 745.6K | 189 |
| 2025 | €27.27 | €33.77 | €24.84 | €27.36 | +0.6% | 471.4K | 252 |
| 2024 | €19.87 | €28.88 | €18.18 | €27.20 | +38.8% | 290.6K | 253 |
| 2023 | €16.49 | €20.79 | €16.49 | €19.60 | +23.6% | 278.7K | 254 |
| 2022 | €13.97 | €17.46 | €12.36 | €15.86 | +14.4% | 425.9K | 256 |
| 2021 | €12.46 | €16.06 | €11.96 | €13.87 | +8.0% | 747.5K | 256 |
| 2020 | €11.47 | €13.19 | €8.31 | €12.84 | +10.8% | 1.1M | 255 |
| 2019 | €11.05 | €12.78 | €10.53 | €11.59 | +4.7% | 509.7K | 252 |
| 2018 | €10.63 | €11.70 | €9.16 | €11.07 | +4.3% | 1.2M | 252 |
| 2017 | €11.35 | €12.57 | €10.54 | €10.61 | -5.9% | 780.7K | 254 |
| 2016 | €10.81 | €11.31 | €9.50 | €11.28 | +1.3% | 846.1K | 256 |
| 2015 | €8.63 | €11.77 | €8.26 | €11.14 | +26.9% | 1.7M | 255 |
| 2014 | €7.80 | €9.02 | €6.58 | €8.78 | +12.8% | 2.5M | 252 |
| 2013 | €5.29 | €7.90 | €4.82 | €7.78 | +50.6% | 3.9M | 252 |
| 2012 | €4.96 | €6.08 | €4.66 | €5.17 | +4.4% | 2.9M | 253 |
| 2011 | €5.07 | €6.24 | €4.39 | €4.95 | -1.2% | 6.4M | 256 |
| 2010 | €4.96 | €5.54 | €4.44 | €5.01 | +2.3% | 4.1M | 256 |
| 2009 | €4.76 | €5.08 | €3.76 | €4.90 | -3.1% | 5M | 254 |
| 2008 | €6.15 | €6.52 | €4.01 | €5.06 | -18.2% | 2.4M | 253 |
| 2007 | €5.43 | €6.31 | €4.74 | €6.18 | +14.7% | 7.1M | 252 |
| 2006 | €4.47 | €5.44 | €4.13 | €5.39 | n/a | 3.7M | 112 |
1DTE monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | €26.73 | -6.2% |
| August 2026 | €28.50 | +6.7% |
| July 2026 | €26.72 | +12.3% |
| June 2026 | €23.80 | -17.6% |
| May 2026 | €28.87 | +4.7% |
| April 2026 | €27.57 | -11.1% |
| March 2026 | €31.00 | -6.3% |
| February 2026 | €33.08 | +21.1% |
| January 2026 | €27.32 | -0.1% |
| December 2025 | €27.36 | +1.8% |
| November 2025 | €26.88 | +2.9% |
| October 2025 | €26.12 | -7.2% |
About the 1DTE data
Daily bars. 5,124 sessions from Jul 24, 2006 to Sep 28, 2026, one row per Borsa Italiana 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 Borsa Italiana trading days; minute timestamps are UTC. Prices are in EUR. 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 24, 2006, 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/1DTE/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Borsa Italiana
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Common questions
1DTE share price history
