Wartsila stock gains 0.85 percent ahead of the open
Published on 09/23/2026 at 03:22 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS
Wartsila stock closed at EUR 20.18 on Nasdaq Helsinki on September 18, 2026, up 0.85 percent from the prior close. The shares remained inside their reported 52-week corridor, while the OMX Helsinki 25 rose 0.87 percent at the close on September 22, 2026.
September 18, 2026 in numbers
Wartsila Oyj Abp (ISIN FI0009003727, Nasdaq Helsinki: WRT1V) advanced 0.85 percent to EUR 20.18 on September 18, 2026. The dated market summary from Ad Hoc News identifies Nasdaq Helsinki as the primary venue and describes the close as remaining within the 52-week range.
The comparison with the home-market benchmark was positive but narrow: the OMX Helsinki 25 gained 0.87 percent on September 22, 2026, its highest closing level on record, according to Investing.com.
September 23, 2026 session
Nasdaq Helsinki is the relevant venue for the next Wartsila trading session. The dated market evidence places the shares above their reported yearly floor while still below the yearly ceiling, giving the 52-week corridor the clearest available price context ahead of the open.
