Fortum stock reaches EUR 23.64 near its yearly high

Published on 09/23/2026 at 14:20 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Fortum stock closed at EUR 23.64 on September 23, 2026, up 54.99 percent year over year. The 52-week range is EUR 15.29 to EUR 25.83.

Photorealistic nordic hydropower dam at frozen lake under polar twilight sky with snow-covered conifers — Fortum FI0009007132 nordisches Wasserkraftwerk an verschneitem See bei polarer Dämmerung mit Spiegelung, Illustration mit AI erstellt.

Fortum Oyj (ISIN FI0009007132) closed at EUR 23.64 on Nasdaq Helsinki on September 23, 2026, placing the stock EUR 2.19 below its 52-week high of EUR 25.83. The 52-week low is EUR 15.29, while the shares have gained 54.99 percent since September 22, 2025.

Stock stays below yearly high

The latest quoted level gives Fortum a clear market reference for investors tracking the Finnish utility: EUR 23.64 compared with EUR 25.83 at the 52-week peak and EUR 15.29 at the low. The 54.99 percent year-over-year performance is the most concrete signal in the available market data, but the shares remain 8.48 percent below the high recorded on September 10, 2026.

Market data sets the focus

Fortum's performance report lists the September 23, 2026 last price at EUR 23.64 and records the 52-week range between EUR 15.29 and EUR 25.83. The report also shows an opening price of EUR 23.65 on the same date, leaving a EUR 0.01 difference between the open and the latest quoted level.

That narrow gap makes the current reference primarily a valuation and chart observation rather than a documented operational announcement. Fortum stock is trading materially above its 52-week low by EUR 8.35, while the distance to the yearly high is EUR 2.19.

Fortum stock at EUR 23.64

Fortum stock was quoted at EUR 23.64 on Nasdaq Helsinki as of September 23, 2026. The same dated market snapshot places the 52-week low at EUR 15.29 and the 52-week high at EUR 25.83.