<p>The 13F report shows that activist investor Starboard Value has completely exited Pfizer Inc. — selling approximately 8.5 million shares (with a position of 15.4 million shares at the end of 2025), ending its campaign aimed at driving up Pfizer's stock price. Pfizer currently has a market capitalization of about $142 billion, while the market capitalization of Pfizer when Starboard held shares in October 2024 was approximately $162 billion</p>

<p>Rights protection investor Starboard Value completely liquidated its position in Pfizer, selling approximately 8.5 million shares, thus ending its campaign to drive up Pfizer's stock price. Pfizer's market capitalization is now approximately $142 billion, down from $162 billion when Starboard held its shares in October 2024</p>

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