Williams Companies Drops 5.7% After Hours, Erasing Billions

As seen on the 24/7 Wall St. homepage on November 5, 2026.

WMB Williams Companies
After-hours
$64.03
-5.68% open $67.89
$65$64$64

A 5.68% slide to $64.04 from a $67.89 open takes roughly $4.5 billion off an $80 billion pipeline operator in a single session, an outsized move for a name usually bought for its steadiness. Worth watching whether buyers step in near this level.

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Williams Companies shed roughly $4.5 billion in market value in a single after-hours session, an extraordinary move for a pipeline operator that most investors hold precisely because it does not behave this way.

Williams Companies shed roughly $4.5 billion in market value in a single after-hours session, an extraordinary move for a pipeline operator that most investors hold precisely because it does not behave this way.

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The stock slid from a $67.89 open to $64.04, a decline of about 5.7% for an infrastructure name investors treat as a stability holding.

If buyers cannot hold the $64 area when regular trading resumes, the next meaningful test comes at lower levels.

Mentioned: WMB