SIX · CPEN · stock
Castle Private Equity AG (CPEN) stock price history
Every SIX trading session of Castle Private Equity AG from Jan 4, 2000 to Sep 25, 2026: 6,784 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.
CPEN adjusted close, 2000 to 2026
- CHF 38.14
- All time high, 2000
- CHF 3.28
- 52 week high, CHF 2.40 low
- 6,784
- Daily sessions since 2000
Last updated Sep 25, 2026, the last stored session. Refreshes after each trading day. Full 2000 to 2026 series and minute bars.
CPEN key facts
- Castle Private Equity AG (CPEN) closed at CHF 2.40 on Sep 25, 2026 on SIX.
- CPEN's all time high close is CHF 38.14, set on Sep 20, 2000; its all time low close is CHF 0.3740 on Mar 30, 2009.
- CPEN's 52 week range is CHF 2.40 to CHF 3.28.
- CPEN returned -15.2% over the year to Sep 25, 2026 and +2.1% over five years.
- Over ten years CPEN returned +4%, +0.4% a year compounded.
- CPEN's deepest drawdown was -99.0% from Sep 21, 2000 to Mar 30, 2009.
- DataCedar holds 6,784 daily sessions of CPEN history from Jan 4, 2000 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
CPEN price chart, 2000 to 2026
CPEN returns
Price return from the last close on or before the window start to Sep 25, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -13.0% |
| 3 months | -16.1% |
| 6 months | -17.7% |
| Year to date | -15.2% |
| 1 year | -15.2% |
| 3 years | +17.0% |
| 5 years | +2.1% |
| 10 years | +4.2% |
| Since Jan 4, 2000 | -89.0% |
| Compound annual growth, 26.7 years | -7.9% |
CPEN records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- CHF 38.14 on Sep 20, 2000
- All time low close
- CHF 0.3740 on Mar 30, 2009
- 52 week high
- CHF 3.28 on Nov 6, 2025
- 52 week low
- CHF 2.40 on Sep 25, 2026
- Deepest drawdown
- -99.0% from Sep 21, 2000 to Mar 30, 2009, not yet recovered
- Best single session
- +908.5% on Mar 5, 2008
- Worst single session
- -90.3% on Mar 6, 2008
- Volatility, 1 year annualised
- 35.0%
- Sessions closing higher, 1 year
- 27%
- Best calendar year
- 2009, +69%
- Worst calendar year
- 2008, -98%
CPEN 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. 2000 starts on Jan 4, 2000; 2026 runs to Sep 25, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | CHF 2.83 | CHF 3.20 | CHF 2.40 | CHF 2.40 | -15.2% | 392.2K | 185 |
| 2025 | CHF 2.21 | CHF 3.28 | CHF 2.07 | CHF 2.83 | +34.3% | 626.4K | 249 |
| 2024 | CHF 2.09 | CHF 2.50 | CHF 1.81 | CHF 2.11 | +5.1% | 374K | 250 |
| 2023 | CHF 2.60 | CHF 2.73 | CHF 1.91 | CHF 2.01 | -22.8% | 264.6K | 251 |
| 2022 | CHF 2.52 | CHF 3.37 | CHF 2.29 | CHF 2.60 | +3.0% | 311.2K | 254 |
| 2021 | CHF 1.97 | CHF 2.61 | CHF 1.89 | CHF 2.52 | +30.4% | 1.7M | 254 |
| 2020 | CHF 2.66 | CHF 2.71 | CHF 1.55 | CHF 1.93 | -27.3% | 688K | 252 |
| 2019 | CHF 2.56 | CHF 3.09 | CHF 2.48 | CHF 2.66 | +3.1% | 1.7M | 249 |
| 2018 | CHF 2.69 | CHF 2.73 | CHF 2.35 | CHF 2.58 | -3.7% | 3.8M | 249 |
| 2017 | CHF 2.32 | CHF 2.74 | CHF 2.23 | CHF 2.68 | +16.6% | 3.4M | 251 |
| 2016 | CHF 2.45 | CHF 2.45 | CHF 2.23 | CHF 2.30 | -6.4% | 3.6M | 254 |
| 2015 | CHF 2.15 | CHF 2.54 | CHF 2.00 | CHF 2.45 | +14.3% | 6.7M | 251 |
| 2014 | CHF 1.80 | CHF 2.17 | CHF 1.74 | CHF 2.15 | +20.1% | 5.1M | 249 |
| 2013 | CHF 1.94 | CHF 2.21 | CHF 1.77 | CHF 1.79 | -8.1% | 6.2M | 249 |
| 2012 | CHF 1.51 | CHF 2.00 | CHF 1.38 | CHF 1.94 | +28.1% | 5.5M | 250 |
| 2011 | CHF 1.23 | CHF 1.54 | CHF 1.01 | CHF 1.52 | +25.2% | 10.9M | 254 |
| 2010 | CHF 0.8078 | CHF 1.25 | CHF 0.8003 | CHF 1.21 | +50.2% | 5.9M | 254 |
| 2009 | CHF 0.5086 | CHF 0.9349 | CHF 0.3590 | CHF 0.8078 | +68.7% | 9.4M | 253 |
| 2008 | CHF 2.06 | CHF 19.46 | CHF 0.3740 | CHF 0.4787 | -97.7% | 4.5M | 253 |
| 2007 | CHF 18.73 | CHF 23.93 | CHF 2.10 | CHF 20.66 | +10.5% | 818.2K | 251 |
| 2006 | CHF 17.22 | CHF 20.42 | CHF 16.93 | CHF 18.70 | +8.6% | 494.5K | 258 |
| 2005 | CHF 11.22 | CHF 17.58 | CHF 11.22 | CHF 17.22 | +48.5% | 531.3K | 260 |
| 2004 | CHF 12.64 | CHF 13.91 | CHF 10.85 | CHF 11.59 | -8.3% | 279.5K | 262 |
| 2003 | CHF 10.51 | CHF 14.96 | CHF 5.91 | CHF 12.64 | +20.3% | 312.9K | 261 |
| 2002 | CHF 19.75 | CHF 19.86 | CHF 8.68 | CHF 10.51 | -46.8% | 412.6K | 261 |
| 2001 | CHF 32.91 | CHF 32.91 | CHF 15.00 | CHF 19.75 | -40.0% | 545K | 261 |
| 2000 | CHF 21.91 | CHF 38.89 | CHF 21.20 | CHF 32.91 | n/a | 896.2K | 259 |
CPEN monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | CHF 2.40 | -13.0% |
| August 2026 | CHF 2.76 | -2.8% |
| July 2026 | CHF 2.84 | -4.1% |
| June 2026 | CHF 2.96 | -1.3% |
| May 2026 | CHF 3.00 | +4.7% |
| April 2026 | CHF 2.86 | +0.6% |
| March 2026 | CHF 2.85 | -2.9% |
| February 2026 | CHF 2.93 | +1.8% |
| January 2026 | CHF 2.88 | +1.8% |
| December 2025 | CHF 2.83 | +0.6% |
| November 2025 | CHF 2.81 | -0.6% |
| October 2025 | CHF 2.83 | -1.8% |
About the CPEN data
Daily bars. 6,784 sessions from Jan 4, 2000 to Sep 25, 2026, one row per SIX 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 25, 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 SIX trading days; minute timestamps are UTC. Prices are in CHF. 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 Jan 4, 2000, 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/CPEN/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on SIX
Common questions
CPEN share price history
