8-K filed December 16, 2025, 6:59 PM ET ticker POSC CIK 0000844985

other material confidence high sentiment neutral materiality 0.50

Positron appoints Salberg as auditor after Freed Maxick resignation

POSITRON CORP

Freed Maxick resigned as independent auditor effective October 31, 2025.
Salberg & Company appointed December 10, 2025 to audit FY2025 and review 2026 Q1-Q3.
No prior consultations or reportable events between company and Salberg.

item 4.01 item 9.01

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Source-grounded claims

11e0e2b26e6359b942faf10edfa90b24bc81e41d

Freed Maxick P.C. resigned as auditor of POSITRON CORP.

Item 4.01 Changes in Registrant’s Certifying Accountant. Effective October 31, 2025, prior to the reporting obligations of Positron Corporation (the “Company”), Freed Maxick P.C. (“Freed”) resigned as the Company’s independent registered public accounting firm. Engagement of New Independent Registered Public Accounting Firm Effective December 10, 2025, the Company appointed Salberg & Company, P.A. (“Salberg”) as its new independent registered public accounting firm.

SEC 8-K Item 4.01/4.02 confidence 0.9 SEC evidence

a0ed68a66f47d7caba38c56a2ea09825e286961b

POSITRON CORP engaged Salberg & Company, P.A. as its auditor.

Engagement of New Independent Registered Public Accounting Firm Effective December 10, 2025, the Company appointed Salberg & Company, P.A. (“Salberg”) as its new independent registered public accounting firm.

SEC 8-K Item 4.01/4.02 confidence 0.9 SEC evidence

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Item 4.01 Changes in Registrant’s Certifying Accountant. Effective October 31, 2025, prior to the reporting obligations of Positron Corporation (the “Company”), Freed Maxick P.C. (“Freed”) resigned as the Company’s independent registered public accounting firm. Engagement of New Independent Registered Public Accounting Firm Effective December 10, 2025, the Company appointed Salberg & Company, P.A. (“Salberg”) as its new independent registered public accounting firm.

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Item 4.01 Changes in Registrant’s Certifying Accountant. Effective October 31, 2025, prior to the reporting obligations of Positron Corporation (the “Company”), Freed Maxick P.C. (“Freed”) resigned as the Company’s independent registered public accounting firm. Engagement of New Independent Registered Public Accounting Firm Effective December 10, 2025, the Company appointed Salberg & Company, P.A. (“Salberg”) as its new independent registered public accounting firm.

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Item 4.01 Changes in Registrant’s Certifying Accountant. Effective October 31, 2025, prior to the reporting obligations of Positron Corporation (the “Company”), Freed Maxick P.C. (“Freed”) resigned as the Company’s independent registered public accounting firm. Engagement of New Independent Registered Public Accounting Firm Effective December 10, 2025, the Company appointed Salberg & Company, P.A. (“Salberg”) as its new independent registered public accounting firm.

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Item 4.01 Changes in Registrant’s Certifying Accountant. Effective October 31, 2025, prior to the reporting obligations of Positron Corporation (the “Company”), Freed Maxick P.C. (“Freed”) resigned as the Company’s independent registered public accounting firm. Engagement of New Independent Registered Public Accounting Firm Effective December 10, 2025, the Company appointed Salberg & Company, P.A. (“Salberg”) as its new independent registered public accounting firm.

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Item 4.01 Changes in Registrant’s Certifying Accountant. Effective October 31, 2025, prior to the reporting obligations of Positron Corporation (the “Company”), Freed Maxick P.C. (“Freed”) resigned as the Company’s independent registered public accounting firm. Engagement of New Independent Registered Public Accounting Firm Effective December 10, 2025, the Company appointed Salberg & Company, P.A. (“Salberg”) as its new independent registered public accounting firm.

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Filing page SEC filing

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