---
schema_version: "secwatch.filing_event.v1"
accession: "0001564590-21-037262"
form_type: "8-K"
ticker: "ASMB"
cik: "0001426800"
company_name: "ASSEMBLY BIOSCIENCES, INC."
filed_at: "2021-07-20T23:59:59+00:00"
generated_at: "2026-06-30T04:03:52.579213+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Assembly Biosciences appoints Nobel laureate Dr. Michael Houghton to board

## Summary
- Dr. Michael Houghton, 2020 Nobel Prize winner for HCV discovery, joins as independent director.
- Board expands from eight to nine members; Houghton also joins Science and Technology Committee.
- Houghton received an option for 30,000 shares vesting in three equal annual installments.
- He brings 40+ years of virology and drug development experience, focusing on HBV curative therapies.
- CEO John McHutchison expects his expertise to be invaluable for finite HBV therapy approach.

## SEC filing metadata
- accession: 0001564590-21-037262
- form_type: 8-K
- ticker: ASMB
- cik: 0001426800
- company_name: ASSEMBLY BIOSCIENCES, INC.
- filed_at: 2021-07-20T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1426800/000156459021037262/0001564590-21-037262-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1426800/000156459021037262/asmb-8k_20210719.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001564590-21-037262
- JSON: https://secwatch.observer/filing/0001564590-21-037262.json
- Plain text: https://secwatch.observer/filing/0001564590-21-037262.txt

## Key facts
- Executive change
  Michael Houghton was appointed as Director at ASSEMBLY BIOSCIENCES, INC..
  - Action: appointed
  - Role: Director
  source text: On July 19, 2021, the Board of Directors (the “Board”) of Assembly Biosciences, Inc. (the “Company”) appointed Michael Houghton, Ph.D. as an independent, non-employee member of the Board effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1426800/000156459021037262/0001564590-21-037262-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.