BME · CLNX · stock
Cellnex Telecom, S.A. (CLNX) stock price history
Every BME trading session of Cellnex Telecom, S.A. from May 7, 2015 to Sep 28, 2026: 2,917 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.
CLNX adjusted close, 2015 to 2026
- €59.04
- All time high, 2021
- €32.22
- 52 week high, €23.35 low
- 2,917
- Daily sessions since 2015
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2015 to 2026 series and minute bars.
CLNX key facts
- Cellnex Telecom, S.A. (CLNX) closed at €23.35 on Sep 28, 2026 on BME.
- CLNX's all time high close is €59.04, set on Aug 23, 2021; its all time low close is €9.13 on Nov 14, 2016.
- CLNX's 52 week range is €23.35 to €32.22.
- CLNX returned -16.2% over the year to Sep 28, 2026 and -53.5% over five years.
- Over ten years CLNX returned +105%, +7.4% a year compounded.
- CLNX's deepest drawdown was -60.4% from Aug 23, 2021 to Sep 28, 2026.
- DataCedar holds 2,917 daily sessions of CLNX history from May 7, 2015 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
CLNX price chart, 2015 to 2026
CLNX returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -11.0% |
| 3 months | -15.4% |
| 6 months | -10.5% |
| Year to date | -12.9% |
| 1 year | -16.2% |
| 3 years | -25.6% |
| 5 years | -53.5% |
| 10 years | +104.9% |
| Since May 7, 2015 | +110.5% |
| Compound annual growth, 11.4 years | +6.8% |
CLNX records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- €59.04 on Aug 23, 2021
- All time low close
- €9.13 on Nov 14, 2016
- 52 week high
- €32.22 on Feb 27, 2026
- 52 week low
- €23.35 on Sep 28, 2026
- Deepest drawdown
- -60.4% from Aug 23, 2021 to Sep 28, 2026, not yet recovered
- Best single session
- +12.2% on Mar 17, 2020
- Worst single session
- -10.3% on Mar 12, 2020
- Volatility, 1 year annualised
- 27.7%
- Sessions closing higher, 1 year
- 48%
- Growth of 1 since 2015
- 2.1×
- Best calendar year
- 2019, +95%
- Worst calendar year
- 2022, -40%
CLNX 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. 2015 starts on May 7, 2015; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | €26.84 | €32.22 | €23.35 | €23.35 | -12.4% | 294M | 189 |
| 2025 | €29.66 | €34.91 | €24.09 | €26.65 | -10.0% | 313.5M | 255 |
| 2024 | €34.69 | €36.18 | €28.53 | €29.63 | -14.3% | 328.3M | 256 |
| 2023 | €30.20 | €37.71 | €25.19 | €34.56 | +15.5% | 323.3M | 255 |
| 2022 | €49.65 | €50.00 | €27.11 | €29.92 | -39.6% | 442.6M | 257 |
| 2021 | €44.62 | €59.85 | €35.12 | €49.50 | +12.6% | 423.5M | 256 |
| 2020 | €32.32 | €51.75 | €27.83 | €43.96 | +37.5% | 357.6M | 257 |
| 2019 | €16.25 | €35.01 | €16.07 | €31.98 | +94.9% | 307M | 256 |
| 2018 | €15.61 | €18.31 | €14.25 | €16.41 | +5.4% | 257M | 254 |
| 2017 | €9.94 | €16.01 | €9.48 | €15.57 | +57.0% | 364.2M | 255 |
| 2016 | €12.38 | €12.42 | €9.08 | €9.92 | -20.2% | 359.6M | 257 |
| 2015 | €11.16 | €12.63 | €10.39 | €12.44 | n/a | 571.2M | 170 |
CLNX monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | €23.35 | -11.8% |
| August 2026 | €26.48 | -1.5% |
| July 2026 | €26.87 | +4.3% |
| June 2026 | €25.76 | -9.3% |
| May 2026 | €28.39 | +0.7% |
| April 2026 | €28.19 | +3.2% |
| March 2026 | €27.31 | -13.7% |
| February 2026 | €31.66 | +23.5% |
| January 2026 | €25.63 | -3.8% |
| December 2025 | €26.65 | +6.1% |
| November 2025 | €25.12 | -4.3% |
| October 2025 | €26.26 | -8.3% |
About the CLNX data
Daily bars. 2,917 sessions from May 7, 2015 to Sep 28, 2026, one row per BME 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 BME 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 May 7, 2015, 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/CLNX/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on BME
Common questions
CLNX share price history
