secwatch / observer
8-K filed March 18, 2026, 7:59 PM ET ticker TNXP CIK 0001430306
other material confidence high sentiment neutral materiality 0.70

Tonix Pharmaceuticals dismisses EisnerAmper, appoints PwC as new auditor

Tonix Pharmaceuticals Holding Corp.

Machine-readable event card

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TNXP
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0001430306
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Tonix Pharmaceuticals Holding Corp.
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2026-03-18T23:59:59+00:00
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2026-05-14T18:02:35.065501+00:00
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https://www.sec.gov/Archives/edgar/data/1430306/000199937126006169/tonix-8k_031826.htm
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Source-grounded claims

0d8ce91ffdaf3f458af23840ff74654d5dbcfb6b

Tonix Pharmaceuticals Holding Corp. dismissed EisnerAmper LLP as its auditor.

On March 16, 2026, Tonix Pharmaceuticals Holding Corp. (the “ Company ”) dismissed EisnerAmper LLP (“ EisnerAmper ”) as the Company’s independent registered public accounting firm.

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

6d5399eed8240faf9e7381ddb2b4028fbc2b4e71

Tonix Pharmaceuticals Holding Corp. engaged PricewaterhouseCoopers LLP as its auditor.

On March 16, 2026 (the “ Engagement Date ”), the Company appointed PricewaterhouseCoopers LLP (“ PwC ”) to serve as the Company’s independent registered public accounting firm for the year ending December 31, 2026, and related interim periods.

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

Comparable filings

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Century Casinos dismisses Grant Thornton, appoints EY as new auditor; cites material weaknesses

CENTURY CASINOS INC /CO/ May 28, 2026, 4:11 PM ET other_material Items 4.01, 9.01

same fact type: auditor_change same SEC item: 4.01, 9.01 same event type: other_material similar materiality

This filing

On March 16, 2026, Tonix Pharmaceuticals Holding Corp. (the “ Company ”) dismissed EisnerAmper LLP (“ EisnerAmper ”) as the Company’s independent registered public accounting firm.

Comparable filing

(b) Engagement of Independent Registered Public Accounting Firm On May 22, 2026, the Audit Committee appointed Ernst & Young LLP (“EY”) as our independent registered public accounting firm to audit our consolidated financial statements for the fiscal year ending December 31, 2026.

Filing page SEC filing

SVCO

Silvaco dismisses Baker Tilly, appoints KPMG as independent auditor

Silvaco Group, Inc. May 27, 2026, 5:25 PM ET other_material Items 4.01, 9.01

same fact type: auditor_change same SEC item: 4.01, 9.01 same event type: other_material similar materiality

This filing

On March 16, 2026, Tonix Pharmaceuticals Holding Corp. (the “ Company ”) dismissed EisnerAmper LLP (“ EisnerAmper ”) as the Company’s independent registered public accounting firm.

Comparable filing

on May 27, 2026, KPMG LLP (“KPMG”) was engaged as the Company’s independent registered public accounting firm

Filing page SEC filing

ALUR

Allurion Technologies dismisses Deloitte & Touche, appoints CBIZ; discloses material weaknesses

ALLURION TECHNOLOGIES, INC. May 27, 2026, 4:35 PM ET other_material Items 4.01, 9.01

same fact type: auditor_change same SEC item: 4.01, 9.01 same event type: other_material similar materiality

This filing

On March 16, 2026, Tonix Pharmaceuticals Holding Corp. (the “ Company ”) dismissed EisnerAmper LLP (“ EisnerAmper ”) as the Company’s independent registered public accounting firm.

Comparable filing

On May 22, 2026 (the “Effective Date”), Deloitte was dismissed as our independent registered public accounting firm.

Filing page SEC filing

WAST

Waste Energy Corp. files 8-K/A: auditor Integrität resigned amid disagreement over AZ litigation legal confirmations

WASTE ENERGY CORP. May 27, 2026, 4:33 PM ET other_material Items 4.01, 9.01

same fact type: auditor_change same SEC item: 4.01, 9.01 same event type: other_material similar materiality

This filing

On March 16, 2026, Tonix Pharmaceuticals Holding Corp. (the “ Company ”) dismissed EisnerAmper LLP (“ EisnerAmper ”) as the Company’s independent registered public accounting firm.

Comparable filing

ments contained in Integrität’s correspondence. Except as expressly set forth herein, this Amendment does not amend, update, or change any other items or disclosures contained in the Original Report.

Filing page SEC filing

WAST

Waste Energy Corp. replaces independent auditor; Integrität resigns, M&K CPAs appointed

WASTE ENERGY CORP. May 22, 2026, 4:24 PM ET other_material Items 4.01, 9.01

same fact type: auditor_change same SEC item: 4.01, 9.01 same event type: other_material similar materiality

This filing

On March 16, 2026, Tonix Pharmaceuticals Holding Corp. (the “ Company ”) dismissed EisnerAmper LLP (“ EisnerAmper ”) as the Company’s independent registered public accounting firm.

Comparable filing

On May 21, 2026, the Audit Committee and Board of Directors approved the engagement of M&K CPAs, PLLC as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2025, subject to completion of customary client acceptance procedures and execution of a final engagement letter.

Filing page SEC filing

TUSK

Mammoth Energy Services replaces auditor Deloitte with Carr, Riggs & Ingram

MAMMOTH ENERGY SERVICES, INC. May 15, 2026, 8:29 AM ET other_material Items 4.01, 9.01

same fact type: auditor_change same SEC item: 4.01, 9.01 same event type: other_material similar materiality

This filing

On March 16, 2026, Tonix Pharmaceuticals Holding Corp. (the “ Company ”) dismissed EisnerAmper LLP (“ EisnerAmper ”) as the Company’s independent registered public accounting firm.

Comparable filing

Also on May 13, 2026, the Audit Committee approved the engagement of Carr, Riggs & Ingram, L.L.C. (“CRI”) as its new independent registered public accounting firm.

Filing page SEC filing

QWTR

Quest Water Global's auditor Fruci resigns; no successor yet

Quest Water Global, Inc. May 7, 2026, 7:59 PM ET other_material Items 4.01, 9.01

same fact type: auditor_change same SEC item: 4.01, 9.01 same event type: other_material similar materiality

This filing

On March 16, 2026, Tonix Pharmaceuticals Holding Corp. (the “ Company ”) dismissed EisnerAmper LLP (“ EisnerAmper ”) as the Company’s independent registered public accounting firm.

Comparable filing

On May 5, 2026, and at the request of Quest Water Global, Inc. (the “Company”), Fruci & Associates II, PLLC (“Fruci”) resigned as the Company’s independent accountant.

Filing page SEC filing

MLSS

Milestone Scientific dismisses auditor CBIZ; engages Grassi & Co. effective May 15, 2026

MILESTONE SCIENTIFIC INC. May 6, 2026, 7:59 PM ET other_material Items 4.01, 9.01

same fact type: auditor_change same SEC item: 4.01, 9.01 same event type: other_material similar materiality

This filing

On March 16, 2026, Tonix Pharmaceuticals Holding Corp. (the “ Company ”) dismissed EisnerAmper LLP (“ EisnerAmper ”) as the Company’s independent registered public accounting firm.

Comparable filing

The Company engaged Grassi & Co., CPAs, P.C. to be the independent registered public accounting firm to the Company for

Filing page SEC filing

Source: SEC EDGAR
accession 0001999371-26-006169

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