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I

Implenia IMPN.SW · CHF

Industrials · SIX · 🇨🇭 Switzerland

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74.30

+4.06%

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
UBS Asset Management (Switzerland)922.2k5.00%−2.3k13 Aug 2025
UBS Fund Management (Switzerland) AG916.7k4.97%+916.7k18 Jun 2025
Zürcher Kantonalbank (Asset Management)591.4k3.20%+36.4k16 Jul 2025
BlackRock Institutional Trust Company, N.A.560.1k3.03%+4k5 Aug 2025
The Vanguard Group, Inc.455.8k2.47%—31 Jul 2025
Dimensional Fund Advisors, L.P.287.9k1.56%−364k31 Jul 2025
Indépendance AM SAS243.4k1.32%+150.2k30 Jun 2025
JPMorgan Asset Management U.K. Limited216.7k1.17%−13.7k30 Jun 2025
American Century Investment Management, Inc.189.4k1.03%+21.9k31 Jul 2025
Vontobel Asset Management AG177.5k0.96%−21830 Jun 2025
LLB Asset Management AG144.9k0.78%−8k30 Jun 2025
Valiant Bank AG95.5k0.52%+24k31 May 2025
Swiss Rock Asset Management AG80.6k0.44%−12.7k30 Jun 2025
DWS Investment GmbH60.8k0.33%+85631 Jul 2025
UBS Asset Management Switzerland AG55.1k0.30%+8.1k31 Jul 2025

Sources and methodology

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