Biotech Tracker
MilestoneH2 2026a window, not a day

Mo-Rez (B7-H4 ADC) three additional Phase III starts in ovarian/endometrial cancer

Mo-Rez (B7-H4 ADC) three additional Phase III starts in ovarian/endometrial cancer, expected in the second half of 2026 (no exact date yet). A company milestone for GSK (Mocertatug rezetecan (Mo-Rez) for Platinum-sensitive ovarian, 1L maintenance ovarian, 1L maintenance pMMR endometrial): a step in the program rather than a decision or a data readout.

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DetailsCompany milestone
Company
GSK plc GSK
Drug
Mocertatug rezetecan (Mo-Rez)
For
Platinum-sensitive ovarian, 1L maintenance ovarian, 1L maintenance pMMR endometrial
Stage
Phase III (BEHOLD-Ovarian02/03, BEHOLD-Endometrial02)
When
H2 2026 · the company gave a window, not a day; the calendar never invents one
Source note
GSK Q2 2026 results.
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GSK plc
14 upcoming · 7 past catalysts
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MilestoneGSKGSKH2 2026

Camlipixant US regulatory submission planned for H2 2026, expected in the second half of 2026 (no exact date yet). A company milestone for GSK (Camlipixant (P2X3 antagonist) for Refractory chronic cough): a step in the program rather than a decision or a data readout.

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Entry
Camlipixant US regulatory submission planned for H2 2026 · Company milestone
Drug
Camlipixant (P2X3 antagonist)
For
Refractory chronic cough
Stage
Phase 3 · the last stage before a drug can be approved
When
H2 2026 · the company gave a window, not a day
Source note
GSK guidance (company reporting reflected in 2026 SEC filings) plans US, EU, and Japan regulatory submissions for camlipixant in H2 2026, setting up a likely 2027 FDA decision.
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Trial resultsGSKGSKH2 2026

GSK expects to report results from its Phase III (OCEAN) study of Exdensur (depemokimab) for Eosinophilic granulomatosis with polyangiitis in the second half of 2026 (no exact date yet). This is the first look at whether the drug did what the company hoped.

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Entry
Exdensur (depemokimab) Phase III OCEAN readout in EGPA · Clinical trial results (readout / topline data)
Drug
Exdensur (depemokimab)
For
Eosinophilic granulomatosis with polyangiitis
Stage
Phase III (OCEAN)
When
H2 2026 · the company gave a window, not a day
Source note
GSK Q2 2026 results 'Anticipated pipeline milestones' table (Jul 28, 2026); EGPA submissions (US, EU, CN, JP) guided for H1 2027 and US/JP decisions H2 2027.
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MilestoneGSKGSKH2 2026

Jemperli AZUR-1 US regulatory submission in dMMR locally advanced rectal cancer, expected in the second half of 2026 (no exact date yet). A company milestone for GSK (Jemperli (dostarlimab) for dMMR locally advanced rectal cancer): a step in the program rather than a decision or a data readout.

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Entry
Jemperli AZUR-1 US regulatory submission in dMMR locally advanced rectal cancer · Company milestone
Drug
Jemperli (dostarlimab)
For
dMMR locally advanced rectal cancer
Stage
Phase 1 · an early safety study in a small group of people
When
H2 2026 · the company gave a window, not a day
Source note
GSK Q2 2026 milestones table; positive AZUR-1 pivotal data reported in Q2 2026. JP submission H1 2027; EU/CN submission H2 2027.
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FDA decisionGSKGSKH2 2026

The FDA is expected to decide in the second half of 2026 (no exact date yet) whether to approve GSK’s Jemperli (dostarlimab) for dMMR locally advanced rectal cancer. Approval clears it for sale in the US; a rejection usually arrives as a letter listing what has to be fixed first.

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Entry
FDA decision on Jemperli for dMMR rectal cancer (AZUR-1) · FDA decision due (PDUFA date)
Drug
Jemperli (dostarlimab)
For
dMMR locally advanced rectal cancer
Stage
Under FDA review (expected)
When
H2 2026 · the company gave a window, not a day
Source note
GSK guides to both US submission and US regulatory decision within H2 2026 (implies expedited review). EU decision guided H2 2027.
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Trial resultsGSKGSKH2 2026

GSK expects to report results from its Phase IIb registrational (EXTEND4M) study of Cabotegravir ultra-long-acting (ViiV) for HIV pre-exposure prophylaxis in the second half of 2026 (no exact date yet). Phase IIb registrational (EXTEND4M) is a study designed to support approval.

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Entry
Cabotegravir 3x-yearly PrEP Phase IIb EXTEND4M registrational data · Clinical trial results (readout / topline data)
Drug
Cabotegravir ultra-long-acting (ViiV)
For
HIV pre-exposure prophylaxis
Stage
Phase IIb registrational (EXTEND4M) · a study designed to support approval
When
H2 2026 · the company gave a window, not a day
Source note
GSK Q2 2026; milestones table also lists a US regulatory submission in H2 2026 and US regulatory decision in H1 2027 for 3x-a-year cabotegravir PrEP.
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FDA decisionGSKGSKH2 2026

The FDA is expected to decide in the second half of 2026 (no exact date yet) whether to approve GSK’s Arexvy (RSVPreF3 OA) for RSV prevention, immunocompromised adults aged 18+. Approval clears it for sale in the US; a rejection usually arrives as a letter listing what has to be fixed first.

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Entry
FDA decision on Arexvy for immunocompromised adults 18+ · FDA decision due (PDUFA date)
Drug
Arexvy (RSVPreF3 OA)
For
RSV prevention, immunocompromised adults aged 18+
Stage
sBLA under FDA review
When
H2 2026 · the company gave a window, not a day
Source note
GSK Q2 2026 results; already approved for IC adults in the EEA. China decision for adults 60+ expected in 2027.
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Plain-English summary generated from this entry’s own fields (drug, condition, stage, date). Glossary · Open this catalyst’s page