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SNY Phase 3 readout — June 5, 2026: +1% | CatalystAlert

June 5, 2026 · Phase 3 readout

SNY Phase 3 readout: a neutral outcome, +1.4%

+1.4%Sanofi (SNY) →

On June 5, 2026, MenACYW conjugate vaccine — Sanofi (Meningococcal Infections) reached its Phase 3 readout. The result was a neutral outcome, and the stock moved +1.4% in the window around the event.

The move

$44.38

1d before

$45.02

Event day

$45.02

1d after

$43.57

5d after

Our prediction vs. the result

CatalystAlert called this one neutral (-0.5% expected); the stock actually moved +1.4%. Model confidence at the time: 95%.

See the full scored track record

Pre-catalyst setup

-2.2%

30-day run-up

2508%

30-day volatility

0.9×

volume spike

SNY catalyst calendar More Phase 3 readouts Prediction track record Full catalyst calendar