ASMB Assembly Biosciences, Inc.
Price Chart
Executive Summary
Assembly Bio is expanding ABI-6250, an oral NTCP inhibitor in Phase 1a for HDV, into cholestatic liver diseases (PBC/PSC) with a targeted Phase 2 basket study in Q1 2027. While this broadens the pipeline into a large unmet-need market (PSC has no approved therapies), the program is pre-clinical for these indications with no safety/efficacy data yet. The company's HDV Phase 2 is still slated for Q4 2026. No financial data, partner updates, or near-term catalysts were provided.
Actionable Insight
This is a pipeline-expansion press release with long timeframes (HDV Phase 2 still 6+ months away; PBC/PSC Phase 2 >12 months away). The news is modestly positive for the scientific thesis but does not change near-term valuation. Monitor for HDV Phase 2 data in Q4 2026 as the next hard catalyst.
Key Facts
- ABI-6250 (NTCP inhibitor) expansion into PBC and PSC, with Phase 2 basket study expected Q1 2027
- Existing Phase 1a completed in healthy volunteers, showing target engagement (dose-dependent bile acid elevations)
- HDV Phase 2 study still on track for Q4 2026
- Pre-IND meeting with FDA held for cholestatic liver disease program; minutes pending but company calls it constructive
- PSC has zero approved therapies; PBC has multiple treatments but high rate of inadequate response
- No new financial data, partner updates (Gilead collab), or changes to cash runway disclosed
Financial Impact
Pre-revenue clinical-stage biotech; no financial metrics disclosed. Pipeline expansion adds optionality but no near-term revenue or cost data.
Risk Factors
- ABI-6250 has not been approved anywhere and has no clinical efficacy data in cholestatic diseases
- Phase 2 in PBC/PSC not yet initiated; regulatory feedback pending from FDA meeting minutes
- Company may require additional capital to fund expanded pipeline — cash position not disclosed
- Historical analyst call win rate on ASMB is low (17% T+20), suggesting the market has been skeptical of pipeline news
Market Snapshot
Documents Analyzed
This report is based on 1 press release from GlobeNewswire.
| Document | Accession Number |
|---|---|
| PRESS-RELEASE Data (Synthetic) | press-3300036 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
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Jun 11, 2026
3d ago
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Institutional Cluster
| $22.22 awaiting T+5 | awaiting T+5 | — | $22.96 (+3.33%) |
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Jun 5, 2026
9d ago
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8-K
| $22.89 awaiting T+5 | awaiting T+5 | — | $22.96 (+0.31%) |
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May 22, 2026
23d ago
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424B5
| $28.75 $26.92 | ▲ +6.37% | ▲ +7.45% | $22.96 (+20.14%) |
|
May 22, 2026
23d ago
|
8-K
| $28.34 $26.92 | ▼ −5.01% | ▼ −6.67% | $22.96 (−18.98%) |
|
May 22, 2026
23d ago
|
Press Release
| $28.34 $26.92 | ▼ −5.01% | ▼ −6.67% | $22.96 (−18.98%) |
|
May 7, 2026
5w ago
|
Press Release
| $29.74 $30.30 | ▲ +1.88% | ▲ +0.42% | $22.96 (−22.80%) |
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Mar 30, 2026
11w ago
|
EFFECT
| $26.64 $28.53 | ▲ +7.09% | ▲ +2.79% | $22.96 (−13.81%) |
|
Mar 19, 2026
12w ago
|
Press Release
| $28.46 $27.70 | ▼ −2.67% | ▼ −0.52% | $22.96 (−19.33%) |
US Market Status
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