Who is succeeding Dave Denton as Pfizer's CFO, and when does the transition take effect?

Cecile Guegan, senior vice president of finance for Pfizer's global biopharmaceutical business, has been named interim CFO, effective August 16—immediately following Dave Denton's departure on August 15.

What major corporate transactions did Dave Denton help guide during his tenure as Pfizer's finance chief?

According to Pfizer's statement, Dave Denton helped guide the company through major transactions including the buyouts of cancer therapy specialist Seagen, migraine drugmaker Biohaven, and obesity drug developer Metsera.

Pfizer CFO Dave Denton to step down, leave company in August

Jun 18, 2026

Pfizer CFO Dave Denton steps down August 15 for consumer goods, replaced by interim CFO Cecile Guegan. The company seeks a permanent successor following Denton's tenure overseeing major acquisitions, sending shares down 1.6%.

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