---
schema_version: "secwatch.filing_event.v1"
accession: "0001079973-24-001353"
form_type: "8-K"
ticker: "NNUP"
cik: "0000888981"
company_name: "NOCOPI TECHNOLOGIES INC/MD/"
filed_at: "2024-10-04T23:59:59+00:00"
generated_at: "2026-05-30T21:02:31.576136+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Nocopi Technologies announces auditor change: Morison Cogen resigns, Stephano Slack appointed

## Summary
- Morison Cogen resigned as independent auditor on Sept 30, 2024, ceasing public company audit services.
- No disagreements or reportable events existed between Nocopi and Morison Cogen in the past two fiscal years.
- Stephano Slack LLC appointed as new independent accounting firm for fiscal year ending Dec 31, 2024.
- Neither Nocopi nor its advisors consulted Stephano Slack on accounting matters prior to engagement.

## SEC filing metadata
- accession: 0001079973-24-001353
- form_type: 8-K
- ticker: NNUP
- cik: 0000888981
- company_name: NOCOPI TECHNOLOGIES INC/MD/
- filed_at: 2024-10-04T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 4.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/888981/000107997324001353/0001079973-24-001353-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/888981/000107997324001353/nnup_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001079973-24-001353
- JSON: https://secwatch.observer/filing/0001079973-24-001353.json
- Plain text: https://secwatch.observer/filing/0001079973-24-001353.txt

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