Company News for May 19, 2026

Regeneron Pharmaceuticals, Inc. ( REGN) shares plunged 9.8% after its experimental melanoma treatment failed to achieve the main goal in a late-stage study. Shares of Dominion Energy, Inc. ( D) surged 9.4% after NextEra Energy, Inc. ( NEE) unveiled a $66.8 billion all-stock acquisition deal for the utility firm. Seagate Technology Holdings plc ( STX) shares fell 6.9% after the company’s CEO said at the JPMorgan conference that building new factories would “take too long,” raising concerns about future supply growth in the memory chip sector. Boston Scientific Corporation ( BSX) shares rose 6.2% after the company announced a $2 billion accelerated share repurchase agreement with JPMorgan Chase.

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Regeneron Pharmaceuticals, Inc. (REGN): Free Stock Analysis Report
 
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Dominion Energy Inc. (D): Free Stock Analysis Report

This article originally published on Zacks Investment Research (zacks.com).

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