Moderna surges 12.6% after hours, adding roughly $11 billion in value

As seen on the 24/7 Wall St. homepage on October 9, 2026.

MRNA Moderna
After-hours
$225.00
+12.56% open $199.89
$225$223$220

A 12.6% run to $225 piles roughly $11 billion onto Moderna's $89.8 billion market value in a single session, a move of a size this name rarely posts. Keep an eye on whether the gain holds through the after-hours tape.

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Moderna gained about 12.6% in after-hours trading, an unusual move for a stock of this size.

The roughly $11 billion added to market value in one session reflects conviction buying that tends to draw follow-on attention when regular trading resumes.

The stock held near the session high rather than fading, a sign that buyers stayed engaged late.

After-hours moves of this size compress or reverse when full market volume returns, so keep an eye on the stock at the next open.

Mentioned: MRNA