Investor AB B, SE0015811963

Investor AB B stock heads into the open after a 0.1 percent drop

Published on 09/22/2026 at 09:05 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

At the close on September 18, 2026, Investor AB B stock stood at SEK 405.75 after a 0.1 percent decline on Nasdaq Stockholm. The shares entered the new session after a holiday-adjusted pause in the home market.

Architektur-Render eines futuristischen Holding-Hauptsitzgebäudes bei Nacht
Investor AB (ISIN SE0015811963) visualisiert als futuristisches Architektur-Render eines modernen nordischen Holding-Hauptsitzes bei Nacht, Illustration mit AI erstellt.

Investor AB B stock closed at SEK 405.75 on Nasdaq Stockholm on September 18, 2026, down 0.1 percent from the prior session. The move was measured against the last completed home-market session before September 22, 2026.

September 18, 2026 in numbers

Investor AB (publ) B (ISIN SE0015811963) closed at SEK 405.75 on Nasdaq Stockholm on September 18, 2026, according to the dated market summary. The same source reported a 0.1 percent daily decline, providing the confirmed session change for the B share.

The Stockholm listing was the primary reference for the recap. The dated market summary also identified September 18, 2026 as the last completed home-market session used for the share price.

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