Nasdaq Stockholm · ONCO · stock
Oncopeptides AB (publ) (ONCO) stock price history
Every Nasdaq Stockholm trading session of Oncopeptides AB (publ) from Feb 22, 2017 to Sep 28, 2026: 2,411 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.
ONCO adjusted close, 2017 to 2026
- SEK 207.00
- All time high, 2018
- SEK 6.55
- 52 week high, SEK 1.25 low
- 2,411
- Daily sessions since 2017
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2017 to 2026 series and minute bars.
ONCO key facts
- Oncopeptides AB (publ) (ONCO) closed at SEK 2.43 on Sep 28, 2026 on Nasdaq Stockholm.
- ONCO's all time high close is SEK 207.00, set on Jul 10, 2018; its all time low close is SEK 1.27 on May 8, 2026.
- ONCO's 52 week range is SEK 1.25 to SEK 6.55.
- ONCO returned -49.6% over the year to Sep 28, 2026 and -94.4% over five years.
- Since Feb 22, 2017 ONCO returned -94%, -25.9% a year compounded.
- ONCO's deepest drawdown was -99.4% from Jul 10, 2018 to May 8, 2026.
- DataCedar holds 2,411 daily sessions of ONCO history from Feb 22, 2017 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
ONCO price chart, 2017 to 2026
ONCO returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +19.7% |
| 3 months | +47.6% |
| 6 months | +75.4% |
| Year to date | -49.5% |
| 1 year | -49.6% |
| 3 years | -71.7% |
| 5 years | -94.4% |
| 10 years | n/a |
| Since Feb 22, 2017 | -94.4% |
| Compound annual growth, 9.6 years | -25.9% |
ONCO records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- SEK 207.00 on Jul 10, 2018
- All time low close
- SEK 1.27 on May 8, 2026
- 52 week high
- SEK 6.55 on Oct 7, 2025
- 52 week low
- SEK 1.25 on May 12, 2026
- Deepest drawdown
- -99.4% from Jul 10, 2018 to May 8, 2026, not yet recovered
- Best single session
- +87.0% on Nov 18, 2021
- Worst single session
- -76.8% on Oct 22, 2021
- Volatility, 1 year annualised
- 92.2%
- Sessions closing higher, 1 year
- 42%
- Best calendar year
- 2025, +209%
- Worst calendar year
- 2021, -95%
ONCO 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. 2017 starts on Feb 22, 2017; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | SEK 4.80 | SEK 4.91 | SEK 1.25 | SEK 2.43 | -49.5% | 732.8M | 186 |
| 2025 | SEK 1.54 | SEK 6.96 | SEK 1.10 | SEK 4.80 | +208.8% | 661.8M | 249 |
| 2024 | SEK 7.66 | SEK 8.30 | SEK 1.43 | SEK 1.56 | -79.7% | 240.2M | 251 |
| 2023 | SEK 12.20 | SEK 12.90 | SEK 6.21 | SEK 7.66 | -37.0% | 101M | 251 |
| 2022 | SEK 8.56 | SEK 50.84 | SEK 7.30 | SEK 12.15 | +44.6% | 711.1M | 253 |
| 2021 | SEK 170.00 | SEK 215.00 | SEK 3.40 | SEK 8.40 | -95.1% | 1B | 253 |
| 2020 | SEK 126.40 | SEK 176.70 | SEK 73.85 | SEK 169.70 | +33.7% | 72.9M | 252 |
| 2019 | SEK 130.00 | SEK 183.40 | SEK 107.50 | SEK 126.90 | -3.4% | 40.5M | 247 |
| 2018 | SEK 80.00 | SEK 209.00 | SEK 73.20 | SEK 131.40 | +64.2% | 28.5M | 252 |
| 2017 | SEK 45.90 | SEK 96.00 | SEK 41.10 | SEK 80.00 | n/a | 18.4M | 217 |
ONCO monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | SEK 2.43 | +27.1% |
| August 2026 | SEK 1.91 | +20.7% |
| July 2026 | SEK 1.58 | -2.5% |
| June 2026 | SEK 1.62 | -10.4% |
| May 2026 | SEK 1.81 | +38.8% |
| April 2026 | SEK 1.30 | -7.9% |
| March 2026 | SEK 1.42 | -16.7% |
| February 2026 | SEK 1.70 | -42.2% |
| January 2026 | SEK 2.94 | -38.8% |
| December 2025 | SEK 4.80 | -17.2% |
| November 2025 | SEK 5.80 | -3.8% |
| October 2025 | SEK 6.03 | +12.1% |
About the ONCO data
Daily bars. 2,411 sessions from Feb 22, 2017 to Sep 28, 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 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 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 Feb 22, 2017, 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/ONCO/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq Stockholm
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Common questions
ONCO share price history
