Line
New Industry Clinical Trials by Phase
Company-led trials newly registered on ClinicalTrials.gov, per month (quarterly average), by highest phase
3 of 3 series are above their level a year earlier·1 of 3 is at a five-year high
Plays the chart through its history. Pauses are where the data set a record or moved most.
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ClinicalTrials.gov (U.S. National Library of Medicine). Trials counted in the month ClinicalTrials.gov first posted them. The U.S. government does not review or approve the safety and science of all studies listed.
The drug pipeline as it fills. Phase 1 is first-in-human, phase 2 tests whether a drug works, phase 3 is the large trial before an approval filing. Companies register trials when they commit money to them, so the lines follow biotech funding as much as science.
What this chart reads
- New Industry Phase 1 Trials Registered (Monthly)as “Phase 1”latest 2026-09-01
- New Industry Phase 2 Trials Registered (Monthly)as “Phase 2”latest 2026-09-01
- New Industry Phase 3 Trials Registered (Monthly)as “Phase 3”latest 2026-09-01
Sources
New Industry Phase 1 Trials Registered (Monthly). Source: ClinicalTrials.gov (U.S. National Library of Medicine), API v2, refreshed weekly. Palanor counts and classifies the records as described above; it does not change them. ClinicalTrials.gov disclaimer: the U.S. government does not review or approve the safety and science of all studies listed; sponsors and investigators are responsible for their listings.
New Industry Phase 2 Trials Registered (Monthly). Source: ClinicalTrials.gov (U.S. National Library of Medicine), API v2, refreshed weekly. Palanor counts and classifies the records as described above; it does not change them. ClinicalTrials.gov disclaimer: the U.S. government does not review or approve the safety and science of all studies listed; sponsors and investigators are responsible for their listings.
New Industry Phase 3 Trials Registered (Monthly). Source: ClinicalTrials.gov (U.S. National Library of Medicine), API v2, refreshed weekly. Palanor counts and classifies the records as described above; it does not change them. ClinicalTrials.gov disclaimer: the U.S. government does not review or approve the safety and science of all studies listed; sponsors and investigators are responsible for their listings.
Charts are drawn from Palanor's signal library and recomputed from source data on every view. Transformations (changes, indexing, year-on-year rates) are Palanor's.