GUTS FRACTYL HEALTH, INC.
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Executive Summary
Fractyl Health reported positive one-year open-label results from the REVEAL-1 cohort, showing that a single Revita procedure allowed patients to maintain ~78% of prior GLP-1-induced weight loss at one year, with 33% continuing to lose weight and no serious adverse events. This de-risks Revita's potential as a post-GLP-1 weight maintenance therapy ahead of pivotal REMAIN-1 data in Q3/Q4 2026.
Actionable Insight
The strong durability signal from REVEAL-1 supports Revita's differentiation; watch for REMAIN-1 randomized data in Q3/Q4 2026 as the next major catalyst. Given small sample size and open-label design, confirmatory pivotal data will be critical for sustained upside.
Key Facts
- Participants retained ~78% of prior GLP-1-induced weight loss at one year after a single Revita procedure (n=15).
- 33% of patients continued to lose weight one year after discontinuing GLP-1.
- Mean total body weight change was 5.3% (LS mean) at one year; comparator GLP-1 withdrawal shows ~15% weight regain.
- No procedure-related serious adverse events; mild transient events in 36% of participants.
- Next data readouts: REMAIN-1 Midpoint Cohort in Q3 2026 and REMAIN-1 Pivotal Cohort in early Q4 2026.
Financial Impact
This is a clinical-stage company with no revenue; the positive data could significantly impact valuation if pivotal trials succeed.
Risk Factors
- Open-label, single-arm design with small sample size (n=15 efficacy dataset) limits statistical robustness.
- Five participants withdrew or were lost to follow-up, potentially introducing bias.
- Regulatory and commercial adoption risks remain; rejection of Revita in pivotal trials would reset expectations.
Market Snapshot
Documents Analyzed
This report is based on 5 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 8-K Filing (Primary) | 0001193125-26-256445 |
| Document: guts-ex99_1.htm | 0001193125-26-256445 |
| Document: 0001193125-26-256445-index-headers.html | 0001193125-26-256445 |
| Document: 0001193125-26-256445-index.html | 0001193125-26-256445 |
| Document: 0001193125-26-256445.txt | 0001193125-26-256445 |
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Jun 12, 2026
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Institutional Cluster
| $0.7265 awaiting T+1 | awaiting T+1 | — | $0.8500 (+17.00%) |
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Jun 11, 2026
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Jun 11, 2026
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May 11, 2026
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Apr 24, 2026
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DEFA14A
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