GPW · PRM · stock
Prochem S.A. (PRM) stock price history
Every GPW trading session of Prochem S.A. from Nov 17, 2000 to Sep 28, 2026: 6,646 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.
PRM adjusted close, 2000 to 2026
- PLN 89.65
- All time high, 2007
- PLN 27.00
- 52 week high, PLN 19.60 low
- 6,646
- Daily sessions since 2000
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2000 to 2026 series and minute bars.
PRM key facts
- Prochem S.A. (PRM) closed at PLN 20.20 on Sep 28, 2026 on GPW.
- PRM's all time high close is PLN 89.65, set on May 7, 2007; its all time low close is PLN 2.75 on Mar 13, 2001.
- PRM's 52 week range is PLN 19.60 to PLN 27.00.
- PRM returned +0.5% over the year to Sep 28, 2026 and -21.1% over five years.
- Over ten years PRM returned +36%, +3.1% a year compounded.
- PRM's deepest drawdown was -90.4% from May 7, 2007 to Sep 20, 2012.
- DataCedar holds 6,646 daily sessions of PRM history from Nov 17, 2000 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
PRM price chart, 2000 to 2026
PRM returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -8.2% |
| 3 months | -11.0% |
| 6 months | -21.1% |
| Year to date | -12.2% |
| 1 year | +0.5% |
| 3 years | -31.3% |
| 5 years | -21.1% |
| 10 years | +36.1% |
| Since Nov 17, 2000 | +360.3% |
| Compound annual growth, 25.9 years | +6.1% |
PRM records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- PLN 89.65 on May 7, 2007
- All time low close
- PLN 2.75 on Mar 13, 2001
- 52 week high
- PLN 27.00 on Feb 23, 2026
- 52 week low
- PLN 19.60 on Oct 1, 2025
- Deepest drawdown
- -90.4% from May 7, 2007 to Sep 20, 2012, not yet recovered
- Best single session
- +20.3% on Mar 1, 2022
- Worst single session
- -17.2% on Apr 26, 2019
- Volatility, 1 year annualised
- 32.5%
- Sessions closing higher, 1 year
- 32%
- Growth of 1 since 2000
- 4.6×
- Best calendar year
- 2004, +162%
- Worst calendar year
- 2008, -64%
PRM 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 Nov 17, 2000; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | PLN 24.30 | PLN 27.00 | PLN 19.75 | PLN 20.20 | -12.2% | 81K | 187 |
| 2025 | PLN 28.80 | PLN 30.80 | PLN 19.60 | PLN 23.00 | -20.7% | 132.4K | 249 |
| 2024 | PLN 30.60 | PLN 55.00 | PLN 26.60 | PLN 29.00 | -2.7% | 422.4K | 249 |
| 2023 | PLN 33.40 | PLN 33.60 | PLN 27.20 | PLN 29.80 | -10.8% | 49.1K | 250 |
| 2022 | PLN 24.60 | PLN 41.00 | PLN 22.60 | PLN 33.40 | +36.9% | 101.6K | 251 |
| 2021 | PLN 18.75 | PLN 33.00 | PLN 17.00 | PLN 24.40 | +30.1% | 210.1K | 251 |
| 2020 | PLN 16.00 | PLN 21.00 | PLN 13.00 | PLN 18.75 | +17.2% | 183.3K | 259 |
| 2019 | PLN 17.20 | PLN 18.50 | PLN 12.50 | PLN 16.00 | -7.0% | 261.4K | 261 |
| 2018 | PLN 20.43 | PLN 21.80 | PLN 12.00 | PLN 17.20 | -15.8% | 776.1K | 261 |
| 2017 | PLN 17.95 | PLN 20.89 | PLN 16.50 | PLN 20.43 | +15.9% | 581.2K | 255 |
| 2016 | PLN 16.03 | PLN 19.00 | PLN 12.89 | PLN 17.63 | +13.4% | 637.1K | 251 |
| 2015 | PLN 14.84 | PLN 20.39 | PLN 14.05 | PLN 15.54 | +4.7% | 486.2K | 261 |
| 2014 | PLN 25.04 | PLN 25.93 | PLN 14.31 | PLN 14.84 | -40.7% | 453.4K | 261 |
| 2013 | PLN 14.05 | PLN 26.73 | PLN 13.29 | PLN 25.04 | +78.1% | 818.8K | 261 |
| 2012 | PLN 12.96 | PLN 14.98 | PLN 8.10 | PLN 14.05 | +17.8% | 692.5K | 261 |
| 2011 | PLN 22.29 | PLN 25.01 | PLN 11.19 | PLN 11.93 | -46.8% | 523.2K | 260 |
| 2010 | PLN 20.81 | PLN 23.46 | PLN 16.54 | PLN 22.42 | +7.7% | 1.1M | 261 |
| 2009 | PLN 14.73 | PLN 27.28 | PLN 11.09 | PLN 20.81 | +41.3% | 687.2K | 261 |
| 2008 | PLN 41.81 | PLN 55.34 | PLN 14.73 | PLN 14.73 | -64.1% | 579.5K | 252 |
| 2007 | PLN 59.20 | PLN 92.19 | PLN 36.98 | PLN 40.99 | -30.8% | 945K | 250 |
| 2006 | PLN 24.53 | PLN 73.24 | PLN 24.36 | PLN 59.20 | +143.0% | 2M | 258 |
| 2005 | PLN 16.69 | PLN 26.16 | PLN 15.16 | PLN 24.36 | +45.3% | 2.1M | 260 |
| 2004 | PLN 6.41 | PLN 20.00 | PLN 6.41 | PLN 16.77 | +161.8% | 1.5M | 262 |
| 2003 | PLN 4.66 | PLN 8.28 | PLN 4.00 | PLN 6.41 | +37.4% | 976.3K | 261 |
| 2002 | PLN 4.16 | PLN 4.74 | PLN 2.90 | PLN 4.66 | +12.1% | 863K | 261 |
| 2001 | PLN 4.00 | PLN 4.27 | PLN 2.75 | PLN 4.16 | +3.9% | 787.3K | 261 |
| 2000 | PLN 4.39 | PLN 4.47 | PLN 3.85 | PLN 4.00 | n/a | 27.9K | 31 |
PRM monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | PLN 20.20 | -6.0% |
| August 2026 | PLN 21.50 | -3.2% |
| July 2026 | PLN 22.20 | -5.1% |
| June 2026 | PLN 23.40 | -2.9% |
| May 2026 | PLN 24.10 | -2.8% |
| April 2026 | PLN 24.80 | -2.4% |
| March 2026 | PLN 25.40 | -1.2% |
| February 2026 | PLN 25.70 | -2.7% |
| January 2026 | PLN 26.40 | +14.8% |
| December 2025 | PLN 23.00 | -0.4% |
| November 2025 | PLN 23.10 | +0.4% |
| October 2025 | PLN 23.00 | +15.0% |
About the PRM data
Daily bars. 6,646 sessions from Nov 17, 2000 to Sep 28, 2026, one row per GPW 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 GPW trading days; minute timestamps are UTC. Prices are in PLN. 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 17, 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/PRM/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on GPW
Common questions
PRM share price history
