Actinium Pharmaceuticals, Inc. (ATNM): auditor change — Actinium dismisses Marcum, engages CBIZ CPAs as auditor after Marcum acquisition

Actinium Pharmaceuticals, Inc.

Marcum LLP dismissed as independent auditor on May 8, 2025, due to CBIZ CPAs acquiring its attest business.
CBIZ CPAs engaged as new auditor for fiscal year ending Dec 31, 2025, effective May 8, 2025.
No disagreements or reportable events occurred with Marcum during fiscal years 2024, 2023, and through May 8, 2025.
Marcum's audit reports for 2024 and 2023 were unqualified; Marcum provided a letter agreeing with the company's disclosures.

item 4.01 item 9.01

Key facts

Extracted from this filing and checked against the source text.

Auditor Changes SEC 8-K Item 4.01/4.02 confidence 0.9

Actinium Pharmaceuticals, Inc. engaged CBIZ CPAs P.C. as its auditor.

Action: engagement
Auditor: CBIZ CPAs P.C.

Exact text from the filing

On May 08, 2025, with the approval of the Company’s Audit Committee, CBIZ CPAs was engaged as the Company’s new independent registered public accounting firm for the fiscal year ending December 31, 2025.

View on SEC.gov

Auditor Changes SEC 8-K Item 4.01/4.02 confidence 0.9

Actinium Pharmaceuticals, Inc. dismissed Marcum LLP as its auditor.

Action: dismissal
Auditor: Marcum LLP

Exact text from the filing

(a) Resignation of Independent Registered Public Accounting Firm Based on information provided by Marcum LLP (“ Marcum ”), on November 1, 2024, CBIZ CPAs P.C. (“ CBIZ CPAs ”) acquired the attest business of Marcum. On May 08, 2025, Actinium Pharmaceuticals, Inc. (the “ Company ”) dismissed Marcum as the Company’s independent registered public

View on SEC.gov

46 auditor changes filed in the last 30 days. Browse all auditor changes →

Actinium Pharmaceuticals, Inc. filing history →

Source: SEC EDGAR

accession 0001213900-25-041582

view filing index on sec.gov

view primary document

Machine-readable: JSON · Markdown · Plain text

This headline and bullets were generated automatically by deepseek-v4-flash:cloud@v2 from the public filing. Read the source on SEC.gov before relying on any specific claim. Not investment advice. See methodology for how this pipeline works.