Nasdaq Stockholm · OPTER · stock
Opter AB (publ) (OPTER) stock price history
Every Nasdaq Stockholm trading session of Opter AB (publ) from Nov 23, 2021 to Nov 12, 2026: 1,244 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.
OPTER adjusted close, 2021 to 2026
- SEK 120.29
- All time high, 2025
- SEK 97.00
- 52 week high, SEK 63.32 low
- 1,244
- Daily sessions since 2021
Last updated Nov 12, 2026, the last stored session. Refreshes after each trading day. Full 2021 to 2026 series and minute bars.
OPTER key facts
- Opter AB (publ) (OPTER) closed at SEK 94.00 on Nov 12, 2026 on Nasdaq Stockholm.
- OPTER's all time high close is SEK 120.29, set on Aug 7, 2025; its all time low close is SEK 40.57 on Oct 6, 2022.
- OPTER's 52 week range is SEK 63.32 to SEK 97.00.
- OPTER returned +11.5% over the year to Nov 12, 2026.
- Since Nov 23, 2021 OPTER returned +37%, +6.5% a year compounded.
- OPTER's deepest drawdown was -45.9% from Aug 20, 2025 to Mar 24, 2026.
- DataCedar holds 1,244 daily sessions of OPTER history from Nov 23, 2021 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
OPTER price chart, 2021 to 2026
OPTER returns
Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +21.1% |
| 3 months | +24.0% |
| 6 months | +20.2% |
| Year to date | +12.5% |
| 1 year | +11.5% |
| 3 years | +55.8% |
| 5 years | n/a |
| 10 years | n/a |
| Since Nov 23, 2021 | +36.9% |
| Compound annual growth, 5.0 years | +6.5% |
OPTER records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- SEK 120.29 on Aug 7, 2025
- All time low close
- SEK 40.57 on Oct 6, 2022
- 52 week high
- SEK 97.00 on Oct 30, 2026
- 52 week low
- SEK 63.32 on Mar 24, 2026
- Deepest drawdown
- -45.9% from Aug 20, 2025 to Mar 24, 2026, not yet recovered
- Best single session
- +15.9% on Oct 30, 2026
- Worst single session
- -13.4% on Aug 29, 2025
- Volatility, 1 year annualised
- 33.2%
- Sessions closing higher, 1 year
- 45%
- Best calendar year
- 2024, +71%
- Worst calendar year
- 2025, -26%
OPTER 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. 2021 starts on Nov 23, 2021; 2026 runs to Nov 12, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | SEK 84.88 | SEK 97.00 | SEK 63.32 | SEK 94.00 | +12.5% | 1.3M | 214 |
| 2025 | SEK 115.66 | SEK 123.15 | SEK 79.30 | SEK 83.53 | -26.3% | 1.5M | 249 |
| 2024 | SEK 64.89 | SEK 121.75 | SEK 63.52 | SEK 113.32 | +71.0% | 827.8K | 251 |
| 2023 | SEK 44.75 | SEK 72.20 | SEK 43.73 | SEK 66.26 | +44.6% | 576.1K | 251 |
| 2022 | SEK 58.27 | SEK 59.49 | SEK 40.12 | SEK 45.82 | -21.4% | 450.4K | 252 |
| 2021 | SEK 65.42 | SEK 75.27 | SEK 54.08 | SEK 58.27 | n/a | 463.8K | 27 |
OPTER monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | SEK 94.00 | +0.6% |
| October 2026 | SEK 93.40 | +18.5% |
| September 2026 | SEK 78.80 | -5.3% |
| August 2026 | SEK 83.20 | +13.0% |
| July 2026 | SEK 73.60 | -0.5% |
| June 2026 | SEK 74.00 | -6.3% |
| May 2026 | SEK 79.00 | +5.3% |
| April 2026 | SEK 75.00 | +11.0% |
| March 2026 | SEK 67.56 | +0.3% |
| February 2026 | SEK 67.36 | -14.4% |
| January 2026 | SEK 78.72 | -5.8% |
| December 2025 | SEK 83.53 | -10.3% |
About the OPTER data
Daily bars. 1,244 sessions from Nov 23, 2021 to Nov 12, 2026, one row per Nasdaq Stockholm 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 5, 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 Nasdaq Stockholm trading days; minute timestamps are UTC. Prices are in SEK. 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 Nov 23, 2021, 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/nasdaq-stockholm%3AOPTER/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq Stockholm
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Common questions
OPTER share price history
