CIFR CIPHER MINING INC Management Changes 8-K Filing 2025 - Auditor Change Cipher Mining Inc. announced that Marcum LLP resigned as its independent auditor on April 14, 2025, and CBIZ CPAs P.C. was engaged as the new auditor effective April 15, 2025, following Marcum's acquisition by CBIZ. There were no disagreements or reportable events between the company and Marcum during the relevant periods, but a material weakness in internal controls was noted.Get access to all SEC 8-K filings of the CIPHER MINING INC