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B

BB Biotech BION.SW · CHF

N/A · SIX · 🇨🇭 Switzerland

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53.50

+3.68%

Close of 9 Nov 2026, in CHF

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Zürcher Kantonalbank (Asset Management)1.1m1.95%−4.6k30 Jun 2025
Saba Capital Management, L.P.503.6k0.92%+503.6k17 Jun 2025
Mirabaud Asset Management AG300k0.55%—30 Apr 2025
BlackRock Advisors (UK) Limited158.4k0.29%+2.8k31 Jul 2025
Banque Cantonale Vaudoise143k0.26%−7.6k30 Jun 2025
Union Bancaire Privée, UBP SA96.9k0.18%−1.5k30 Apr 2025
UBS Fund Management (Switzerland) AG93.9k0.17%−672.8k31 Jul 2025
DWS International GmbH63.9k0.12%—30 Apr 2025
Valiant Bank AG53.3k0.10%+2.8k31 May 2025
Axxion S.A.46.9k0.09%+2.5k31 May 2025
DZ PRIVATBANK S.A.40k0.07%—30 Apr 2025
AcomeA SGR S.p.A.39.6k0.07%—30 Jun 2025
Degroof Petercam Asset Management37.8k0.07%—30 Apr 2025
BN & Partners Deutschland AG30.1k0.05%—30 Jun 2025
GAM Investment Management (Switzerland) AG26.5k0.05%—31 May 2025

Sources and methodology

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Chart on the Overview
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Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.