October 23, 2026 · conference presentation
ZNTL conference presentation: a negative outcome, -8.3%
On October 23, 2026, Zentalis Pharmaceuticals, Inc. reached its conference presentation. The result was a negative outcome, and the stock moved -8.3% 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
$2.41
1d before
$2.21
Event day
$2.21
1d after
$2.21
5d after
Our prediction vs. the result
CatalystAlert called this one neutral (+3.0% expected); the stock actually moved -8.3%. Model confidence at the time: 50%.
See the full scored track recordPre-catalyst setup
-16.7%
30-day run-up
7255%
30-day volatility
0.5×
volume spike