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May 20, 2026 · PDUFA decision

GH PDUFA decision: a positive outcome, +17.1%

On May 20, 2026, Guardant Health, Inc. reached its PDUFA decision. The result was a positive outcome, and the stock moved +17.1% in the window around the event.

The move

$98.19
1d before
$114.97
Event day
$118.01
1d after
$118.95
5d after

Pre-catalyst setup

+4.2%
30-day run-up
4100%
30-day volatility
0.8×
volume spike