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May 8, 2019 · earnings

PTGX earnings: a positive outcome, +6.2%

On May 8, 2019, Protagonist Therapeutics, Inc reached its earnings. The result was a positive outcome, and the stock moved +6.2% in the window around the event. It had already run -16.7% in the 30 days into the catalyst — the kind of pre-event run-up that often precedes binary readouts.

The move

$8.98
1d before
$9.54
Event day
$10.85
1d after
$10.44
5d after

Pre-catalyst setup

-16.7%
30-day run-up
4811%
30-day volatility
1.4×
volume spike