What is the all time high of KGN?

Zespól Elektrocieplowni Wroclawskich KOGENERACJA S.A. (KGN) closed at its highest ever adjusted price, PLN 91.50, on May 19, 2017. Its lowest close was PLN 5.29 on Nov 20, 2002.

How much has KGN returned over the last 10 years?

-7.1% in price terms from the close ten years before Sep 28, 2026, which is -0.7% a year compounded. Over one year the return is +33.0%; over five years +134.3%.

What was the worst drawdown in KGN history?

-83.2% from the Dec 15, 2000 peak to the Nov 20, 2002 trough on adjusted closes; the previous peak was regained on Apr 19, 2006.

How far back does KGN historical data go?

The daily series starts on Nov 17, 2000 and runs to Sep 28, 2026: 6,646 trading sessions across 25.9 years. Minute bars start on Sep 17, 2026 and are captured forward, never backfilled.

Are KGN historical prices adjusted for splits and dividends?

Yes. The page uses the fully adjusted series, in which every past price is scaled for later splits and cash dividends so returns are comparable across the whole history. The API also serves raw prices, split adjusted only and dividend adjusted only.

How do I get KGN historical data?

Register for a free key and call the bars endpoint: it returns date, open, high, low, close and volume as JSON, one year back on the free plan and the full series from Nov 17, 2000 on Quant and above. Minute history comes with the paid plans.

What were the best and worst years for KGN?

Among complete calendar years, 2023 was the best at +170.0% and 2002 the worst at -75.0%, measured close to close.

GPW · KGN · stock

Zespól Elektrocieplowni Wroclawskich KOGENERACJA S.A. (KGN) stock price history

Every GPW trading session of Zespól Elektrocieplowni Wroclawskich KOGENERACJA 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.

Get KGN data, free key Year by year table

KGN adjusted close, 2000 to 2026

KGNZespól Elektrocieplowni Wroclawskich

PLN 76.90+33.0% over one year

PLN 91.50
All time high, 2017: PLN 83.80
52 week high, PLN 56.00 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.

KGN key facts

Zespól Elektrocieplowni Wroclawskich KOGENERACJA S.A. (KGN) closed at PLN 76.90 on Sep 28, 2026 on GPW.
KGN's all time high close is PLN 91.50, set on May 19, 2017; its all time low close is PLN 5.29 on Nov 20, 2002.
KGN's 52 week range is PLN 56.00 to PLN 83.80.
KGN returned +33.0% over the year to Sep 28, 2026 and +134.3% over five years.
Over ten years KGN returned -7%, -0.7% a year compounded.
KGN's deepest drawdown was -83.2% from Dec 15, 2000 to Nov 20, 2002.
DataCedar holds 6,646 daily sessions of KGN history from Nov 17, 2000 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

KGN price chart, 2000 to 2026

Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

KGN returns

Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.

Period	Return
1 month	+11.0%
3 months	+5.2%
6 months	+18.3%
Year to date	+20.9%
1 year	+33.0%
3 years	+119.7%
5 years	+134.3%
10 years	-7.1%
Since Nov 17, 2000	+156.3%
Compound annual growth, 25.9 years	+3.7%

KGN records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close: PLN 91.50 on May 19, 2017
All time low close: PLN 5.29 on Nov 20, 2002
52 week high: PLN 83.80 on May 11, 2026
52 week low: PLN 56.00 on Sep 29, 2025
Deepest drawdown: -83.2% from Dec 15, 2000 to Nov 20, 2002, recovered Apr 19, 2006
Best single session: +28.2% on Mar 26, 2002
Worst single session: -19.5% on Jun 3, 2025
Volatility, 1 year annualised: 30.4%
Sessions closing higher, 1 year: 47%
Growth of 1 since 2000: 2.6×
Best calendar year: 2023, +170%
Worst calendar year: 2002, -75%

KGN 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 64.60	PLN 83.80	PLN 63.00	PLN 76.90	+20.9%	2.3M	187
2025	PLN 50.40	PLN 71.80	PLN 42.20	PLN 63.60	+26.9%	1.6M	249
2024	PLN 64.80	PLN 70.80	PLN 42.40	PLN 50.10	-22.7%	1.9M	249
2023	PLN 24.40	PLN 67.20	PLN 24.00	PLN 64.80	+170.0%	3.3M	250
2022	PLN 28.27	PLN 28.86	PLN 20.80	PLN 24.00	-13.0%	577K	251
2021	PLN 34.60	PLN 45.47	PLN 26.19	PLN 27.58	-20.3%	1.7M	251
2020	PLN 34.00	PLN 40.43	PLN 22.24	PLN 34.60	+1.7%	297.4K	259
2019	PLN 39.54	PLN 45.47	PLN 30.64	PLN 34.00	-14.0%	182.6K	261
2018	PLN 79.91	PLN 79.91	PLN 34.70	PLN 39.54	-50.5%	161K	261
2017	PLN 79.34	PLN 92.19	PLN 69.11	PLN 79.91	+1.1%	343.6K	255
2016	PLN 53.10	PLN 87.14	PLN 49.01	PLN 79.02	+46.6%	622.2K	251
2015	PLN 47.38	PLN 66.98	PLN 41.27	PLN 53.91	+13.8%	142.9K	261
2014	PLN 41.99	PLN 63.31	PLN 41.69	PLN 47.38	+12.8%	829.9K	261
2013	PLN 70.66	PLN 73.52	PLN 36.76	PLN 41.99	-40.6%	6.3M	261
2012	PLN 54.76	PLN 70.66	PLN 47.05	PLN 70.66	+31.9%	803.6K	261
2011	PLN 82.39	PLN 82.39	PLN 48.40	PLN 53.57	-34.3%	1.4M	260
2010	PLN 56.63	PLN 87.73	PLN 55.30	PLN 81.57	+44.0%	2.2M	261
2009	PLN 36.52	PLN 61.61	PLN 35.08	PLN 56.63	+55.1%	2.8M	261
2008	PLN 43.01	PLN 44.57	PLN 26.07	PLN 36.52	-10.1%	2.5M	252
2007	PLN 37.35	PLN 50.76	PLN 30.22	PLN 40.61	+10.9%	3.9M	250
2006	PLN 28.55	PLN 43.00	PLN 24.87	PLN 36.63	+26.0%	2.9M	258
2005	PLN 16.68	PLN 32.88	PLN 14.67	PLN 29.07	+69.1%	1.6M	260
2004	PLN 11.75	PLN 21.15	PLN 11.50	PLN 17.19	+46.3%	2.3M	262
2003	PLN 5.51	PLN 15.44	PLN 5.51	PLN 11.75	+113.4%	3.1M	261
2002	PLN 21.99	PLN 22.29	PLN 5.23	PLN 5.51	-75.0%	1.1M	261
2001	PLN 30.00	PLN 30.35	PLN 19.02	PLN 21.99	-26.7%	302.6K	261
2000	PLN 30.00	PLN 31.58	PLN 28.07	PLN 30.00	n/a	22.5K	31

KGN monthly closes, last 12 months

Month	Month end close	Change
September 2026	PLN 76.90	+11.9%
August 2026	PLN 68.70	+0.6%
July 2026	PLN 68.30	-7.5%
June 2026	PLN 73.80	-8.1%
May 2026	PLN 80.30	+8.1%
April 2026	PLN 74.30	+7.7%
March 2026	PLN 69.00	-11.8%
February 2026	PLN 78.20	+0.4%
January 2026	PLN 77.90	+22.5%
December 2025	PLN 63.60	-0.8%
November 2025	PLN 64.10	+2.6%
October 2025	PLN 62.50	+7.8%

About the KGN 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/KGN/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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