---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-23-011517"
form_type: "8-K"
ticker: "RMTI"
cik: "0001041024"
company_name: "ROCKWELL MEDICAL, INC."
filed_at: "2023-04-13T23:59:59+00:00"
generated_at: "2026-06-17T02:23:07.447095+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "medium"
source: SEC EDGAR
---

# Rockwell Medical dismisses Marcum LLP, appoints EisnerAmper as auditor effective April 10, 2023

## Summary
- Marcum LLP dismissed as independent auditor effective April 7, 2023 after competitive review.
- EisnerAmper LLP appointed as new independent auditor for fiscal year ending December 31, 2023.
- No disagreements or reportable events with Marcum during fiscal 2021, 2022, or interim period.
- Marcum's audit reports for 2021 and 2022 were unqualified with no adverse opinions.

## SEC filing metadata
- accession: 0001628280-23-011517
- form_type: 8-K
- ticker: RMTI
- cik: 0001041024
- company_name: ROCKWELL MEDICAL, INC.
- filed_at: 2023-04-13T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: medium
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1041024/000162828023011517/0001628280-23-011517-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1041024/000162828023011517/rmti-20230407.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-23-011517
- JSON: https://secwatch.observer/filing/0001628280-23-011517.json
- Plain text: https://secwatch.observer/filing/0001628280-23-011517.txt

## Key facts
- Auditor Changes
  ROCKWELL MEDICAL, INC. dismissed Marcum, LLP as its auditor.
  - Action: dismissal
  - Auditor: Marcum, LLP
  source text: on April 7, 2023, the Board dismissed Marcum, LLP ("Marcum") as the Company’s independent registered public accounting firm, effective [immediately]
  evidence_url: https://www.sec.gov/Archives/edgar/data/1041024/000162828023011517/0001628280-23-011517-index.htm
- Auditor Changes
  ROCKWELL MEDICAL, INC. engaged EisnerAmper, LLC as its auditor.
  - Action: engagement
  - Auditor: EisnerAmper, LLC
  source text: On April 7, 2023, the Company engaged EisnerAmper, LLP ("Eisner") as its new independent registered public accounting firm for the fiscal year ended December 31, 2023
  evidence_url: https://www.sec.gov/Archives/edgar/data/1041024/000162828023011517/0001628280-23-011517-index.htm

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