Dietmar Siemssen

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Dietmar Siemssen is the CEO of Gerresheimer, a packaging specialist. He has faced scrutiny after revising profit forecasts, which impacted market confidence, but remains focused on long-term strategies to benefit from operational shifts.

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Dietmar Siemssen is the CEO of Gerresheimer and recently lost market trust due to overly optimistic forecasts.

Spanische und französische Aktien sind im Aufwind

Neue Zürcher Zeitung·

Switzerland· 2025-02-11

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