---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-25-007954"
form_type: "8-K"
ticker: "CYDY"
cik: "0001175680"
company_name: "CytoDyn Inc."
filed_at: "2025-05-16T23:59:59+00:00"
generated_at: "2026-05-21T02:51:34.660232+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# CytoDyn swaps auditor from Marcum to CBIZ after Marcum resignation; no accounting disagreements

## Summary
- Marcum LLP resigned as independent auditor effective May 14, 2025; CBIZ CPAs P.C. engaged same day for FY ending May 31, 2025.
- Marcum's attest business was acquired by CBIZ on Nov 1, 2024; substantially all attest staff joined CBIZ.
- Marcum's FY 2024 audit report had no adverse opinion but noted substantial doubt about going concern.
- No disagreements or reportable events between CytoDyn and Marcum during FY 2024 and interim through resignation.

## SEC filing metadata
- accession: 0001558370-25-007954
- form_type: 8-K
- ticker: CYDY
- cik: 0001175680
- company_name: CytoDyn Inc.
- filed_at: 2025-05-16T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1175680/000155837025007954/0001558370-25-007954-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1175680/000155837025007954/cydy-20250514x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-25-007954
- JSON: https://secwatch.observer/filing/0001558370-25-007954.json
- Plain text: https://secwatch.observer/filing/0001558370-25-007954.txt

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