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ARDX Phase 3 readout — June 1, 2026: -5% | CatalystAlert

June 1, 2026 · Phase 3 readout

ARDX Phase 3 readout: a negative outcome, -5.1%

-5.1%Ardelyx (ARDX) →

On June 1, 2026, Tenapanor 50 MG — Ardelyx (Irritable Bowel Syndrome With Constipation (IBS-C)) reached its Phase 3 readout. The result was a negative outcome, and the stock moved -5.1% in the window around the event. It had already run -12.2% in the 30 days into the catalyst — the kind of pre-event run-up that often precedes binary readouts.

The move

$6.04

1d before

$5.73

Event day

$5.52

1d after

$5.56

5d after

Our prediction vs. the result

CatalystAlert called this one up (+6.3% expected); the stock actually moved -5.1%. Model confidence at the time: 60%.

See the full scored track record

Pre-catalyst setup

-12.2%

30-day run-up

3320%

30-day volatility

0.7×

volume spike

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