---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-383642"
form_type: "8-K"
ticker: "RKDA"
cik: "0001469443"
company_name: "Arcadia Biosciences, Inc."
filed_at: "2026-09-04T20:05:30+00:00"
generated_at: "2026-09-04T20:07:24.746865+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Arcadia Biosciences receives Nasdaq delisting notice for equity shortfall

## Summary
- On Aug 31, 2026, Nasdaq notified Arcadia that stockholders' equity of $633,000 as of Jun 30, 2026, is below the $2.5M minimum required by Listing Rule 5550(b)(1).
- Company has until Oct 15, 2026 (45 days) to submit a plan to regain compliance; Nasdaq may grant up to 180-day extension if plan accepted.
- If plan rejected, Arcadia can appeal to a Nasdaq Hearings Panel, which ordinarily stays suspension pending decision.
- Stock continues trading on Nasdaq Capital Market pending compliance review; no immediate delisting impact.
- CEO Thomas J. Schaefer signed the filing; company evaluating alternatives to regain compliance.

## SEC filing metadata
- accession: 0001193125-26-383642
- form_type: 8-K
- ticker: RKDA
- cik: 0001469443
- company_name: Arcadia Biosciences, Inc.
- filed_at: 2026-09-04T20:05:30+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 3.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1469443/000119312526383642/0001193125-26-383642-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1469443/000119312526383642/rkda-20260831.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-383642
- JSON: https://secwatch.observer/filing/0001193125-26-383642.json
- Plain text: https://secwatch.observer/filing/0001193125-26-383642.txt

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