---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-028333"
form_type: "8-K/A"
ticker: "SYBX"
cik: "0001527599"
company_name: "SYNLOGIC, INC."
filed_at: "2026-01-29T23:59:59+00:00"
generated_at: "2026-05-16T06:25:19.302558+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Synlogic confirms Nasdaq delisting, will trade on OTCQB as public shell

## Summary
- Withdrew Nasdaq hearing on Jan 16, 2026; shares suspended Jan 21, 2026.
- Believes it is a 'public shell' under Nasdaq rules post-delisting.
- Applied for OTCQB Venture Market quotation; expects trading to begin soon.
- Remains an SEC reporting company; business operations unaffected by transition.
- No financial or operational changes announced; forward-looking statements caution.

## SEC filing metadata
- accession: 0001193125-26-028333
- form_type: 8-K/A
- ticker: SYBX
- cik: 0001527599
- company_name: SYNLOGIC, INC.
- filed_at: 2026-01-29T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 8.01, 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1527599/000119312526028333/0001193125-26-028333-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1527599/000119312526028333/sybx-20260116.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-028333
- JSON: https://secwatch.observer/filing/0001193125-26-028333.json
- Plain text: https://secwatch.observer/filing/0001193125-26-028333.txt

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