---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-23-023349"
form_type: "8-K"
ticker: "CYAN"
cik: "0000768408"
company_name: "CYANOTECH CORP"
filed_at: "2023-08-11T23:59:59+00:00"
generated_at: "2026-06-11T15:54:25.721364+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Cyanotech receives Nasdaq bid-price deficiency notice; 180 days to cure

## Summary
- Bid price closed below $1.00 for 30 consecutive business days as of August 10, 2023.
- Compliance period runs until February 6, 2024; could qualify for a second 180-day period.
- If not cured, Staff may delist stock; Company can appeal to Nasdaq Hearings Panel.
- No assurance of regaining compliance or maintaining other Nasdaq listing requirements.

## SEC filing metadata
- accession: 0001437749-23-023349
- form_type: 8-K
- ticker: CYAN
- cik: 0000768408
- company_name: CYANOTECH CORP
- filed_at: 2023-08-11T23:59:59+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/768408/000143774923023349/0001437749-23-023349-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/768408/000143774923023349/cyan20230810_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-23-023349
- JSON: https://secwatch.observer/filing/0001437749-23-023349.json
- Plain text: https://secwatch.observer/filing/0001437749-23-023349.txt

## Key facts
- Listing & Compliance Notices
  CYANOTECH CORP received a nasdaq deficiency notice notice regarding minimum bid price (rules 5550(a)(2), 5810(c)(3)(A)).
  - Exchange: nasdaq
  - Notice: deficiency notice
  - Deficiency: minimum bid price
  - Rules: 5550(a)(2), 5810(c)(3)(A)
  source text: August 10, 2023, Cyanotech Corporation (the “Company”) received a notification letter (the “Notice”) from the Listing Qualifications Department (the “Staff”) 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 had closed below the minimum $1.00 per share requirement for continued listing on the Nasdaq under Nasdaq Listing Rule 5550(a)(2) (“Bid Price Rule”). The Notice provided that, in accordance with the Nasdaq Listing Rule 5810(c)(3)(A) (the Compliance Period Rule), the Company has an in
  evidence_url: https://www.sec.gov/Archives/edgar/data/768408/000143774923023349/0001437749-23-023349-index.htm

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