---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-105862"
form_type: "8-K"
ticker: "MCRB"
cik: "0001609809"
company_name: "Seres Therapeutics, Inc."
filed_at: "2024-04-23T23:59:59+00:00"
generated_at: "2026-06-03T11:56:36.490616+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Seres Therapeutics receives Nasdaq delisting notice for bid price below $1.00

## Summary
- Received Nasdaq letter on April 19, 2024, for bid price closing below $1.00 for 30 consecutive business days.
- Has until October 16, 2024 (180 days) to regain compliance; stock must close at $1.00+ for 10 consecutive days.
- May consider reverse stock split to cure deficiency; no assurance of regaining compliance.
- Stock continues trading under MCRB on Nasdaq Global Select Market during cure period.

## SEC filing metadata
- accession: 0001193125-24-105862
- form_type: 8-K
- ticker: MCRB
- cik: 0001609809
- company_name: Seres Therapeutics, Inc.
- filed_at: 2024-04-23T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1609809/000119312524105862/0001193125-24-105862-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1609809/000119312524105862/d804228d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-105862
- JSON: https://secwatch.observer/filing/0001193125-24-105862.json
- Plain text: https://secwatch.observer/filing/0001193125-24-105862.txt

## Key facts
- Listing & Compliance Notices
  Seres Therapeutics, Inc. received a nasdaq deficiency notice notice regarding minimum bid price (rules 5450(a)(1)).
  - Exchange: nasdaq
  - Notice: deficiency notice
  - Deficiency: minimum bid price
  - Rules: 5450(a)(1)
  source text: April 19, 2024, Seres Therapeutics, Inc. (the “Company”) received a letter from the Listing Qualifications Department of The Nasdaq Stock Market LLC (“Nasdaq”) notifying the Company that, for the last 30 consecutive business days, the bid price for the Company’s common stock, par value $0.001 per share (the “Common Stock”), had closed below the $1.00 per share minimum bid price requirement for continued inclusion on The Nasdaq Global Select Market pursuant to Nasdaq Listing Rule 5450(a)(1) (the “Bid Price Requirement”). The letter has no immediate effect on the listing of the Common Stock on T
  evidence_url: https://www.sec.gov/Archives/edgar/data/1609809/000119312524105862/0001193125-24-105862-index.htm

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