SIX · IMPN · stock
Implenia AG (IMPN) stock price history
Every SIX trading session of Implenia AG from Mar 6, 2006 to Nov 13, 2026: 5,193 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.
IMPN adjusted close, 2006 to 2026
- CHF 80.82
- All time high, 2026
- CHF 81.50
- 52 week high, CHF 57.80 low
- 5,193
- Daily sessions since 2006
Last updated Nov 13, 2026, the last stored session. Refreshes after each trading day. Full 2006 to 2026 series and minute bars.
IMPN key facts
- Implenia AG (IMPN) closed at CHF 73.70 on Nov 13, 2026 on SIX.
- IMPN's all time high close is CHF 80.82, set on Jan 8, 2026; its all time low close is CHF 12.67 on Oct 5, 2011.
- IMPN's 52 week range is CHF 57.80 to CHF 81.50.
- IMPN returned +22.1% over the year to Nov 13, 2026 and +282.1% over five years.
- Over ten years IMPN returned +51%, +4.2% a year compounded.
- IMPN's deepest drawdown was -74.2% from May 11, 2018 to Oct 29, 2020.
- DataCedar holds 5,193 daily sessions of IMPN history from Mar 6, 2006 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
IMPN price chart, 2006 to 2026
IMPN returns
Price return from the last close on or before the window start to Nov 13, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +14.8% |
| 3 months | +16.2% |
| 6 months | +18.1% |
| Year to date | -1.5% |
| 1 year | +22.1% |
| 3 years | +168.4% |
| 5 years | +282.1% |
| 10 years | +51.3% |
| Since Mar 6, 2006 | +342.3% |
| Compound annual growth, 20.7 years | +7.5% |
IMPN records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- CHF 80.82 on Jan 8, 2026
- All time low close
- CHF 12.67 on Oct 5, 2011
- 52 week high
- CHF 81.50 on Jan 8, 2026
- 52 week low
- CHF 57.80 on May 22, 2026
- Deepest drawdown
- -74.2% from May 11, 2018 to Oct 29, 2020, recovered Aug 22, 2025
- Best single session
- +16.5% on Jun 2, 2009
- Worst single session
- -27.0% on Dec 3, 2018
- Volatility, 1 year annualised
- 37.7%
- Sessions closing higher, 1 year
- 43%
- Growth of 1 since 2006
- 4.4×
- Best calendar year
- 2025, +155%
- Worst calendar year
- 2018, -48%
IMPN 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 Mar 6, 2006; 2026 runs to Nov 13, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | CHF 75.92 | CHF 81.50 | CHF 57.80 | CHF 73.70 | -1.5% | 9.9M | 215 |
| 2025 | CHF 29.55 | CHF 74.85 | CHF 27.83 | CHF 74.85 | +154.5% | 15.6M | 249 |
| 2024 | CHF 28.31 | CHF 35.25 | CHF 25.49 | CHF 29.41 | +2.5% | 7.3M | 250 |
| 2023 | CHF 35.94 | CHF 45.71 | CHF 24.22 | CHF 28.68 | -18.9% | 10.6M | 251 |
| 2022 | CHF 19.51 | CHF 38.54 | CHF 17.11 | CHF 35.38 | +83.3% | 10.2M | 254 |
| 2021 | CHF 22.76 | CHF 28.72 | CHF 16.56 | CHF 19.30 | -13.6% | 10.8M | 254 |
| 2020 | CHF 31.53 | CHF 42.06 | CHF 15.61 | CHF 22.36 | -28.9% | 24.4M | 252 |
| 2019 | CHF 26.40 | CHF 32.64 | CHF 20.28 | CHF 31.45 | +21.0% | 27.6M | 249 |
| 2018 | CHF 49.93 | CHF 63.33 | CHF 23.18 | CHF 25.99 | -48.3% | 15.1M | 249 |
| 2017 | CHF 55.72 | CHF 59.30 | CHF 45.81 | CHF 50.23 | -9.6% | 11.2M | 250 |
| 2016 | CHF 35.95 | CHF 55.72 | CHF 29.30 | CHF 55.57 | +52.8% | 9.7M | 253 |
| 2015 | CHF 39.82 | CHF 48.23 | CHF 32.43 | CHF 36.38 | -8.6% | 13.3M | 251 |
| 2014 | CHF 44.14 | CHF 49.32 | CHF 32.61 | CHF 39.82 | -10.1% | 12.1M | 249 |
| 2013 | CHF 26.66 | CHF 45.47 | CHF 25.57 | CHF 44.31 | +68.1% | 12.1M | 248 |
| 2012 | CHF 15.20 | CHF 26.89 | CHF 14.54 | CHF 26.37 | +76.0% | 8.7M | 249 |
| 2011 | CHF 20.27 | CHF 20.59 | CHF 12.35 | CHF 14.98 | -26.0% | 5.3M | 252 |
| 2010 | CHF 18.18 | CHF 20.72 | CHF 16.38 | CHF 20.24 | +10.2% | 3.7M | 254 |
| 2009 | CHF 18.37 | CHF 19.29 | CHF 12.77 | CHF 18.37 | 0.0% | 3.1M | 253 |
| 2008 | CHF 21.54 | CHF 23.44 | CHF 16.00 | CHF 18.37 | -16.2% | 3.4M | 253 |
| 2007 | CHF 16.22 | CHF 28.45 | CHF 16.22 | CHF 21.92 | +36.0% | 11.2M | 249 |
| 2006 | CHF 16.35 | CHF 19.32 | CHF 14.00 | CHF 16.12 | n/a | 7.7M | 209 |
IMPN monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | CHF 73.70 | +8.2% |
| October 2026 | CHF 68.10 | +1.6% |
| September 2026 | CHF 67.00 | +1.2% |
| August 2026 | CHF 66.20 | +3.4% |
| July 2026 | CHF 64.00 | -10.2% |
| June 2026 | CHF 71.30 | +14.6% |
| May 2026 | CHF 62.20 | +1.1% |
| April 2026 | CHF 61.50 | +1.2% |
| March 2026 | CHF 60.76 | -14.0% |
| February 2026 | CHF 70.64 | -2.4% |
| January 2026 | CHF 72.40 | -3.3% |
| December 2025 | CHF 74.85 | +13.2% |
About the IMPN data
Daily bars. 5,193 sessions from Mar 6, 2006 to Nov 13, 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 Nov 12, 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 Mar 6, 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/six%3AIMPN/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on SIX
Common questions
IMPN share price history
