Activist investor Jana Partners builds stake in Fiserv, WSJ reports

Reuters

Tue, February 17, 2026 at 9:15 PM GMT+9 1 min read

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Feb 17 (Reuters) - Activist investor Jana Partners has built a stake in Fiserv (FISV) and is ‌pressing the payments company to pursue steps ‌to lift its lagging share price, the Wall Street Journal ​reported on Tuesday, citing people familiar with the matter.

The size of Jana’s stake, and whether the activist investor intends to seek board seats at Fiserv ‌could not be ⁠determined, the report said.

Shares of the company were up 3.7% in premarket trading. ⁠The stock slumped more than 67% in 2025 and has declined nearly 12% year to date, as ​of last ​close.

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“During the past ​several months, we have ‌engaged with many of our shareholders, including JANA Partners. We value shareholder perspectives as we drive progress through our One Fiserv action plan,” Fiserv said in a statement.

Jana partners did not immediately respond ‌to Reuters’ request for comment.

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The ​firm conducted an extensive review ​last year and ​CEO Mike Lyons has since emphasized ‌the need to strengthen forecasting ​rigor and ​reduce reliance on short-term growth initiatives.

Fiserv expects 2026 to be a transitional year, as it ​invests in ‌key strategic areas to fix gaps and improve ​client service.

(Reporting by Pritam Biswas in Bengaluru; ​Editing by Leroy Leo)

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