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MRNA Phase 3 readout — July 30, 2026: +6% | CatalystAlert

July 30, 2026 · Phase 3 readout

MRNA Phase 3 readout: a positive outcome, +6.3%

+6.3%Moderna, Inc. (MRNA) →

On July 30, 2026, mRNA-1345 — Moderna, Inc. (Respiratory Syncytial Virus) reached its Phase 3 readout. The result was a positive outcome, and the stock moved +6.3% in the window around the event. It had already run -20.6% in the 30 days into the catalyst — the kind of pre-event run-up that often precedes binary readouts.

The move

$54.49

1d before

$57.92

Event day

$57.92

1d after

$57.92

5d after

Our prediction vs. the result

CatalystAlert called this one neutral (+0.6% expected); the stock actually moved +6.3%. Model confidence at the time: 40%.

See the full scored track record

Pre-catalyst setup

-20.6%

30-day run-up

7260%

30-day volatility

0.6×

volume spike

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