SIX · IREN · stock
Investis Holding SA (IREN) stock price history
Every SIX trading session of Investis Holding SA from Jun 30, 2016 to Nov 12, 2026: 2,601 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.
IREN adjusted close, 2016 to 2026
- CHF 158.91
- All time high, 2026
- CHF 159.40
- 52 week high, CHF 127.03 low
- 2,601
- Daily sessions since 2016
Last updated Nov 12, 2026, the last stored session. Refreshes after each trading day. Full 2016 to 2026 series and minute bars.
IREN key facts
- Investis Holding SA (IREN) closed at CHF 144.00 on Nov 12, 2026 on SIX.
- IREN's all time high close is CHF 158.91, set on Apr 14, 2026; its all time low close is CHF 41.56 on Nov 8, 2016.
- IREN's 52 week range is CHF 127.03 to CHF 159.40.
- IREN returned +12.1% over the year to Nov 12, 2026 and +55.0% over five years.
- Over ten years IREN returned +241%, +13.0% a year compounded.
- IREN's deepest drawdown was -22.3% from Apr 21, 2022 to Oct 12, 2022.
- DataCedar holds 2,601 daily sessions of IREN history from Jun 30, 2016 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
IREN price chart, 2016 to 2026
IREN returns
Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -0.3% |
| 3 months | -4.6% |
| 6 months | -3.0% |
| Year to date | +1.6% |
| 1 year | +12.1% |
| 3 years | +65.7% |
| 5 years | +55.0% |
| 10 years | +240.9% |
| Since Jun 30, 2016 | +232.6% |
| Compound annual growth, 10.4 years | +12.3% |
IREN records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- CHF 158.91 on Apr 14, 2026
- All time low close
- CHF 41.56 on Nov 8, 2016
- 52 week high
- CHF 159.40 on Apr 15, 2026
- 52 week low
- CHF 127.03 on Nov 18, 2025
- Deepest drawdown
- -22.3% from Apr 21, 2022 to Oct 12, 2022, recovered Jul 26, 2024
- Best single session
- +6.3% on Apr 29, 2020
- Worst single session
- -7.7% on Mar 16, 2020
- Volatility, 1 year annualised
- 12.1%
- Sessions closing higher, 1 year
- 40%
- Growth of 1 since 2016
- 3.3×
- Best calendar year
- 2019, +36%
- Worst calendar year
- 2023, -1%
IREN 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. 2016 starts on Jun 30, 2016; 2026 runs to Nov 12, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | CHF 141.26 | CHF 159.40 | CHF 140.28 | CHF 144.00 | +1.6% | 1.2M | 214 |
| 2025 | CHF 107.60 | CHF 142.24 | CHF 103.28 | CHF 141.75 | +31.7% | 950K | 249 |
| 2024 | CHF 90.85 | CHF 107.60 | CHF 86.17 | CHF 107.60 | +17.7% | 504.6K | 250 |
| 2023 | CHF 91.36 | CHF 95.07 | CHF 83.92 | CHF 91.42 | -1.4% | 757K | 251 |
| 2022 | CHF 92.90 | CHF 102.73 | CHF 77.47 | CHF 92.73 | -0.7% | 795.4K | 254 |
| 2021 | CHF 78.68 | CHF 97.37 | CHF 74.85 | CHF 93.35 | +17.3% | 757.3K | 254 |
| 2020 | CHF 68.72 | CHF 79.73 | CHF 59.41 | CHF 79.55 | +15.8% | 627K | 252 |
| 2019 | CHF 50.30 | CHF 69.06 | CHF 49.16 | CHF 68.72 | +36.2% | 1.1M | 247 |
| 2018 | CHF 50.16 | CHF 53.89 | CHF 46.22 | CHF 50.46 | +2.5% | 438.8K | 249 |
| 2017 | CHF 43.79 | CHF 51.06 | CHF 42.24 | CHF 49.25 | +14.4% | 1.4M | 251 |
| 2016 | CHF 40.62 | CHF 47.34 | CHF 40.50 | CHF 43.07 | n/a | 1.3M | 130 |
IREN monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | CHF 144.00 | -0.3% |
| October 2026 | CHF 144.50 | +1.0% |
| September 2026 | CHF 143.00 | -2.4% |
| August 2026 | CHF 146.50 | -3.6% |
| July 2026 | CHF 152.00 | -0.7% |
| June 2026 | CHF 153.00 | -0.3% |
| May 2026 | CHF 153.50 | -1.6% |
| April 2026 | CHF 155.97 | +3.2% |
| March 2026 | CHF 151.07 | -0.3% |
| February 2026 | CHF 151.56 | -0.3% |
| January 2026 | CHF 152.05 | +7.3% |
| December 2025 | CHF 141.75 | +5.1% |
About the IREN data
Daily bars. 2,601 sessions from Jun 30, 2016 to Nov 12, 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 Jun 30, 2016, 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%3AIREN/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on SIX
Common questions
IREN share price history
