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AstraZeneca PLC (AZN) FDA catalysts & readout calendar

Page updated ·next FDA decision on the calendar ·Data as of Oct 16, 2026 12:20 PM ET
AstraZeneca PLC · 1 upcoming · 17 past FDA decisions

Upcoming FDA catalysts

AZN · Dec 31, 2026Ultomiris (ravulizumab): IgA nephropathy (I CAN, sBLA)

FDA decision history (17)

Sep 4, 2026✓ ApprovedFDA decisionJun 12, 2026✓ ApprovedFDA decisionMay 28, 2026✓ ApprovedFDA decisionMay 22, 2026✓ ApprovedFDA decisionMay 18, 2026✓ ApprovedFDA decisionMay 15, 2026✓ ApprovedFDA decisionApr 28, 2026✓ ApprovedFDA decisionApr 27, 2026✓ ApprovedFDA decisionFeb 20, 2026unverifiedFDA decisionDec 15, 2025✓ ApprovedFDA decisionNov 25, 2025✓ ApprovedFDA decisionNov 20, 2025✓ ApprovedFDA decisionOct 17, 2025✓ ApprovedFDA decisionJun 23, 2025✓ ApprovedFDA decisionMar 31, 2025✓ ApprovedFDA decisionJan 27, 2025✓ ApprovedFDA decisionJan 17, 2025✓ ApprovedFDA decision

Clinical readouts (1)

2027-02R-Chop
Full PDUFA calendar →All FDA decisions →Phase readouts →
See the full 2026 PDUFA calendar →

This page aggregates AZN'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.

AZN 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.

AZN's past FDA decisions (n=82)
DecisionOutcomeT-120 to eveT-120 to peak
2026-09-04APPROVAL-13.2%+7.9%
2026-06-12APPROVAL+1.4%+16.6%
2026-05-28APPROVAL+2.9%+16.2%
2026-05-22APPROVAL+1.7%+12.2%
2026-05-18APPROVAL+2.4%+18.1%
2026-05-15APPROVAL+3.9%+17.7%
2026-04-28APPROVAL+13.8%+27.1%
2026-04-27APPROVAL+15.2%+27.2%
2026-02-20APPROVAL+30.5%+31.0%
2025-12-15APPROVAL+27.3%+32.3%
2025-11-25APPROVAL+25.4%+25.4%
2025-11-20APPROVAL+22.2%+23.0%
Showing the 12 most recent of 82.
Median across these 82 decisions: +5.4% from T-120 to the eve, +15.1% to the peak. A median over 82 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 AstraZeneca PLC (AZN)?

December 2026. The next catalyst for AstraZeneca PLC is Ultomiris (ravulizumab) (PDUFA). That date is known to the month only. One further catalyst is scheduled after it. 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 AstraZeneca PLC (AZN) had an FDA decision before?

Yes, 17 in our archive: 17 approval(s) and 0 Complete Response Letter(s). The most recent was on September 4, 2026 and was an approval. Each one has its own page with the source document and the share-price reaction we measured.

How has AZN stock moved into its FDA decisions?

Measured from this company's own daily closing prices: Median across these 82 decisions: +5.4% from T-120 to the eve, +15.1% 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 AZN 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.