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Capital & Financial MarketsPortfolio & Strategy 22 Oct 2026

UPM files to list plywood unit WISA Group on Nasdaq Helsinki

UPM has filed a formal application to list WISA Group Plc on Nasdaq Helsinki, advancing the planned demerger of its plywood business into a standalone company. Registration of the partial demerger is expected around 31 October 2026, with WISA shares due to start trading around 2 November 2026 under ticker WISA.

Why this mattersTakes plywood out of UPM and creates a separately listed European plywood producer, changing the ownership structure of the region's panel industry.

  • UPM filed the Nasdaq Helsinki listing application on 22 October 2026
  • UPM shareholders approved the demerger at an extraordinary general meeting on 31 August 2026
  • Registration of the partial demerger is expected around 31 October 2026
  • WISA Group trading is expected to start around 2 November 2026 under ticker WISA, ISIN FI4000603345
  • UPM shares will receive a new ISIN (FI4000603337) after completion, with the UPM ticker unchanged
  • Each UPM share entitles the holder to one WISA Group share as demerger consideration
UPM
Sources Fordaq ES
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Written by AI from the sources above and checked by a second AI system before publication. No human wrote or edited this story. How it is made.

Updates

  • 2026-10-27 · Edited before publication: The 'why this matters' line about buyers gaining a traded counterparty does not follow; rewritten.