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Syndax Pharmaceuticals Inc (SNDX) FDA catalysts & readout calendar

Updated ·next FDA decision on the calendar
Syndax Pharmaceuticals Inc · no upcoming catalyst on file · 2 past FDA decisions

FDA decision history (2)

Oct 24, 2025✓ ApprovedFDA decisionJan 16, 2025unverifiedFDA decision

Clinical readouts (1)

2026-12SNDX-62122 readout
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This page aggregates SNDX's FDA catalysts from pdufa.bio's own calendar and decision archive. Each item links to its source page. Facts and dates only; verify against primary FDA / SEC / company filings.

SNDX run-up, measured

Computed from this stock's own daily closing prices, on the same T-120 basis as the run-up study: the baseline is the close 120 trading sessions before the eve of the decision. These are measurements of what already happened, not predictions.

SNDX's past FDA decisions (n=4)
DecisionOutcomeT-120 to eveT-120 to peak
2025-10-24APPROVAL+6.9%+24.1%
2025-01-16APPROVAL-45.5%+4.8%
2024-11-15APPROVAL-17.2%+22.3%
2024-08-14APPROVAL-10.6%+11.6%
Median across these 4 decisions: -13.9% from T-120 to the eve, +17.0% to the peak. A median over 4 events describes this stock's past only. It is not a forecast, and the cohort figures on the run-up study are the larger statistical base.

Common questions

When is the next FDA decision or readout for Syndax Pharmaceuticals Inc (SNDX)?

Q4 2026. The next catalyst for Syndax Pharmaceuticals Inc is SNDX-62122 readout. That date is known to the quarter only. Dates are taken from FDA notices, company filings or ClinicalTrials.gov, and we do not publish a specific day when the source only gives a month or a quarter.

Has Syndax Pharmaceuticals Inc (SNDX) had an FDA decision before?

Yes, 2 in our archive: 2 approval(s) and 0 Complete Response Letter(s). The most recent was on October 24, 2025 and was an approval. Each one has its own page with the source document and the share-price reaction we measured.

How has SNDX stock moved into its FDA decisions?

Measured from this company's own daily closing prices: Median across these 4 decisions: -13.9% from T-120 to the eve, +17.0% to the peak. These are historical measurements of what already happened, not forecasts, and we publish no price targets or probability of approval.

Where does this SNDX data come from?

FDA publications, company filings with the SEC, company press releases and ClinicalTrials.gov, with share prices measured from daily closing data. Every date and outcome links the document it came from. Where an outcome was inferred from the price reaction rather than read from a filing, the page says so on its face.