Horizon Kinetics replaces auditor Marcum with CBIZ CPAs; cites material weaknesses

Horizon Kinetics Holding Corp

Terminated Marcum LLP effective Apr 28, 2025; engaged CBIZ CPAs P.C. as auditor for FY ending Dec 31, 2025.
Marcum's past audit reports for FY 2024 and 2023 were unqualified; no disagreements occurred.
Material weaknesses in internal controls persist: consolidation of VIEs, account reconciliations, segregation of duties, IT controls.
No reportable events other than material weaknesses; Marcum provided letter agreeing with company's statements.

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