Fortum stock heads into the open after a 5.3 percent drop
Published on 09/22/2026 at 07:08 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS
Fortum stock closed at EUR 23.24 on Nasdaq Helsinki on September 21, 2026, down 5.3 percent from the prior session. The shares underperformed the Helsinki benchmark, which rose 0.7 percent to 14,024.28 points on the same session.
September 21, 2026 in numbers
Fortum Oyj (ISIN FI0009007132, Nasdaq Helsinki: FORTUM) fell 5.3 percent on September 21, 2026, according to Kauppalehti. The move contrasted with a 0.7 percent gain for the Helsinki market index, leaving Fortum 6.0 percentage points behind the benchmark.
The session move followed updated acceptance figures in Fortums recommended voluntary cash tender offer for Elmera Group. Kauppalehti reported that Fortum had acquired 88.59 percent of all Elmera shares, or 92.64 percent excluding Elmeras treasury shares. The offer period was extended to October 2, 2026.
Fortum events today
Fortums Elmera tender offer remains the company-specific item dated for this period, with the extended offer deadline on October 2, 2026. The Helsinki market context is also relevant today after the benchmark gained 0.7 percent on September 21, 2026, while Fortum fell 5.3 percent.
