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Enanta Pharmaceuticals (ENTA) pipeline and stated timing

Pipeline at a glance

ProgramEventStageStated timingFiling
EDP-978/data readoutPhase 1 20268-K ·
zelicapavirTopline/data readoutStage not stated20278-K ·
zelicapavirTopline/data readoutPhase 220278-K ·

Source: ORION, orionbiotechai.com/company/ENTA, data as of Oct 18, 2026
https://www.orionbiotechai.com/company/ENTA

Nearest upcoming stated timing: EDP-978 · Topline/data readout · 4Q 2026

SEC sources last checked .

Programs and stated timing

○ Quote matched to filing (not yet reviewed by founder) · ✓ Checked by founder.

Topline/data readout4Q 2026

Stage: Phase 1SEC filing · “Phase 1”

Public float: $110,592,792 · as of · SEC filing

On Track to Report Topline Data from a Phase 1 Trial of EDP-978, an Oral, Once-Daily KIT Inhibitor in Development for the Treatment of Urticaria, in 4Q 2026

8-K · Filed · Last checked

Source details

Accession 0001193125-26-342336

zelicapavir

Matched

Topline/data readout2027

Stage: Not stated

Public float: $110,592,792 · as of · SEC filing

LOTUS is designed to evaluate the efficacy, safety, and antiviral activity of zelicapavir, with topline data expected in 2027.

8-K · Filed · Last checked

Source details

Accession 0001193125-26-342336

How this date was described over time

Company periods and sentences are quoted as written. A matching disclosure uses the SEC filing date for the same program and event type. As of .

Program / eventStated period and SEC wordingDisclosure in stated period
EDP-978Clinical results4Q 2026
“On Track to Report Topline Data from a Phase 1 Trial of EDP-978, an Oral, Once-Daily KIT Inhibitor in Development for the Treatment of Urticaria, in 4Q 2026”

Filed · EX-99.1

Still within period

As of Oct 19, 2026

zelicapavirClinical results2027
“LOTUS is designed to evaluate the efficacy, safety, and antiviral activity of zelicapavir, with topline data expected in 2027.”

Filed · EX-99.1

Period not started

The stated period has not started yet, so there is nothing to compare.

zelicapavirClinical results2027
“Topline Phase 2b data from RESOLVE is expected in 2027.”

Filed · EX-99.1

Period not started

The stated period has not started yet, so there is nothing to compare.

zelicapavirClinical results2027
“Enanta also announced plans to initiate a Phase 2b clinical trial of zelicapavir in pediatric patients with RSV, with topline data expected in 2027.”

Filed · EX-99.1

Period not started

The stated period has not started yet, so there is nothing to compare.

zelicapavirClinical results2027
“with topline data expected in 2027”

Filed · EX-99.1

Period not started

The stated period has not started yet, so there is nothing to compare.

zelicapavirClinical results2027
“The Phase 2b portion of the trial will confirm the treatment effect with topline data expected in 2027.”

Filed · EX-99.1

Period not started

The stated period has not started yet, so there is nothing to compare.

zelicapavirClinical results2027
“with data from the Phase 2b portion expected in 2027”

Filed · EX-99.1

Period not started

The stated period has not started yet, so there is nothing to compare.

EDP-978Clinical resultsfourth quarter of 2026
“We expect to report topline data from this trial in the fourth quarter of 2026.”

Filed · 10-Q

Not compared

ORION has no confirmed start and end dates for this wording, so it is not compared with filings.

EDP-978Clinical resultsfourth quarter of 2026
“The Company expects to report topline data from the trial in the fourth quarter of 2026.”

Filed · EX-99.1

Not compared

ORION has no confirmed start and end dates for this wording, so it is not compared with filings.

EDP-978Clinical resultsfourth quarter of 2026
“with topline Phase 1 data expected in the fourth quarter of 2026.”

Filed · 10-Q

Not compared

ORION has no confirmed start and end dates for this wording, so it is not compared with filings.

“Not compared” means ORION has not matched this wording against a complete set of SEC filings for its period. It says nothing either way about whether a matching filing exists. Wording without exact dates is not given calendar dates.

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Reading these records

First stated window
The timing wording in the earliest company statement located within the sources checked, quoted as written (for example “2H 2026”). An earlier statement may exist outside those sources.
Disclosure date
The date of the filing or company release that disclosed the readout. “None found” means no such disclosure was located in the sources checked. SEC filings were searched through the “SEC filings searched through” date shown.
1H, 2H, 1Q–4Q
First or second half, or first to fourth quarter, of the year named, as the company wrote it. Equivalent notations are compared together; the original wording stays visible.
SEC original
The filing as published on the SEC EDGAR system. “Company original” is the release on the company's own investor site.
Status
One of seven labels set by founder review of the original filings. Definitions: Methodology.

See ENTA in the calendar · Review labels and methodology

Topline results are the main summary results of a clinical trial, released before the full data.Q1–Q4 (also written 1Q–4Q) are quarters of the year: Q1 is January–March, Q2 April–June, Q3 July–September and Q4 October–December, unless the company uses a different fiscal year.