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Pembrolizumab

Page updated ·next FDA decision on the calendar ·Data as of Nov 5, 2026 9:00 PM ET

Pembrolizumab is a Merck & Co., Inc. program. Its next catalyst is a Readout in Dec 2026. 6 FDA decisions on record below. Every date links its source.

MRK catalyst hub · PFE catalyst hub

All upcoming FDA decision dates on the 2026 PDUFA calendar

About this program

Pembrolizumab is marketed as KEYTRUDA (pembrolizumab); the events below include those tracked under the brand name. Sponsor: Merck & Co., Inc. (MRK, PFE). We track 10 catalyst events for this program: 2 upcoming and 8 in the record. A PDUFA date is the FDA's target date to complete review of a marketing application; a readout is the sponsor's expected date for clinical trial results. What a PDUFA date is · why we do not compare trial results across drugs.

Catalyst history

FDA decision · Jun 13, 2025 ✓ ApprovedMRKFDA decision · Feb 11, 2026 ✓ ApprovedMRKFDA decision · Feb 20, 2026 ✓ ApprovedMRKFDA decision · Jun 12, 2026 ✓ ApprovedMRKFDA decision · Jul 10, 2026 ✓ ApprovedMRKFDA decision · Jul 10, 2026 ✓ ApprovedPFEReadout · Sep 2026MRKReadout · Oct 2026MRKReadout · Dec 2026MRKReadout · Feb 2027MRK

Specialist biotech funds holding MRK, 13F for the quarter ended June 30, 2026

FundSharesValue at quarter endFiling
OrbiMed Advisors663,400$85.2 millionfiled August 14, 2026

13F reports list long positions in common stock at quarter end, are due 45 days later, and show no short positions or later trades. Notes, warrants and other instruments are not counted as shares.

Questions

When is Pembrolizumab's next FDA decision or readout?

The next tracked catalyst for Pembrolizumab is a Readout in Dec 2026.

What happened at Pembrolizumab's most recent FDA decision?

On Jul 10, 2026 the FDA approved the application. The decision page carries the source document and the measured share-price reaction.

Who makes Pembrolizumab?

Merck & Co., Inc. (MRK, PFE).

Has Pembrolizumab been approved by the FDA?

Yes. The FDA approved an application for Pembrolizumab on Jul 10, 2026; the decision page linked above carries the source.

Where does this data come from?

FDA announcements, sponsor press releases and SEC filings; every date on this page links its source.