Description of Business	3 Months Ended
Mar. 31, 2024
Description of Business
Description of Business	Note 1. Description of Business Business Overview Akari Therapeutics, Plc, (the “Company” or “Akari”) is incorporated in the United Kingdom. The Company is a clinical-stage biotechnology company focused on developing advanced therapies for autoimmune and inflammatory diseases involving the complement component 5 (“C5”) and leukotriene B4 (“LTB4”) pathways. The Company’s activities since inception have consisted of performing research and development activities and raising capital. The Company is subject to a number of risks similar to those of clinical stage companies, including dependence on key individuals, uncertainty of product development and generation of revenues, dependence on outside sources of capital, risks associated with clinical trials of products, dependence on third-party collaborators for research and development operations, need for marketing authorization of products, risks associated with protection of intellectual property, and competition with larger, better-capitalized companies. To fully execute its business plan, the Company will need, among other things, to complete its research and development efforts and clinical and regulatory activities. These activities may take several years and will require significant operating and capital expenditures in the foreseeable future. There can be no assurance that these activities will be successful. If the Company is not successful in these activities it could delay, limit, reduce or terminate preclinical studies, clinical trials or other research and development activities. Agreement and Plan of Merger As further described in Note 3, in March 2024, the Company entered into an Agreement and Plan of Merger with Peak Bio, Inc. (“Peak Bio”). However, the Company has prepared these condensed consolidated financial statements as if the Company will remain an independent company. Liquidity and Financial Condition The Company follows the provisions of Financial Accounting Standards Board (“FASB”) Accounting Standards Codification (“ASC”) 205-40, Presentation of Financial Statements—Going Concern, which requires management to assess the Company’s ability to continue as a going concern within one year after the date the consolidated financial statements are issued. The Company has incurred substantial losses and negative cash flows since inception and had an accumulated deficit of $233.0 million as of March 31, 2024. The Company’s cash balance of $1.3 million as of March 31, 2024 is not sufficient to fund its operations for the one-year period after the date these condensed consolidated financial statements are issued. These factors raise substantial doubt about the Company’s ability to continue as a going concern. The accompanying condensed consolidated financial statements have been prepared on a going concern basis, which contemplates the realization of assets and satisfaction of liabilities in the normal course of business. The condensed consolidated financial statements do not include any adjustments related to the recoverability and classification of recorded asset amounts or the amounts and classification of liabilities that might result from the outcome of this uncertainty. The Company anticipates incurring additional losses until such time, if ever, that it can generate significant sales of its product candidates currently in development. The Company is subject to a number of risks and uncertainties similar to those of other companies of the same size within the biotechnology industry, such as uncertainty of clinical trial outcomes, uncertainty of additional funding, and history of operating losses. Substantial additional financing will be needed by the Company to fund its operations and to commercially develop its product candidates. Management is currently evaluating different strategies to obtain the required funding for future operations. These strategies may include, but are not limited to: product development financing, private placements and/or public offerings of equity and/or debt securities, and strategic research and development collaborations and/or similar arrangements. There can be no assurance that these future funding efforts will be successful. Nasdaq Continued Listing Rules On April 5, 2024, the Company received a letter (“Letter”) from the Listing Qualifications Staff (the “Staff”) of The Nasdaq Capital Market (“Nasdaq”) notifying the Company that the Company’s shareholders’ equity as reported in its Form 10-K is no longer in compliance with the minimum shareholders’ equity requirement for continued listing on Nasdaq under Nasdaq Listing Rule 5550(b)(1), which requires listed companies to maintain shareholders’ equity of at least $2.5 million (the “Shareholders’ Equity Requirement”). As reported on the Form 10-K, the Company’s shareholders’ deficit as of December 31, 2023 was approximately $0.2 million. The Letter has no immediate impact on the listing of the Company’s American Depositary Shares (“ADSs”) on Nasdaq. As of March 31, 2024, the Company had a shareholders' deficit of $3.6 million and therefore is still not in compliance with the Shareholders' Equity Requirement. In accordance with the Nasdaq Listing Rules, the Company has 45 calendar days, or until May 20, 2024, to submit a plan to regain compliance with the Stockholders’ Equity Requirement (the “Compliance Plan”), which the Company plans to timely submit for the Staff’s consideration. If the Compliance Plan is accepted, the Staff may grant the Company an extension period of up to 180 calendar days from the date of the Letter, through October 2, 2024, to regain compliance with the Shareholders’ Equity Requirement. There can be no assurance that the Staff will accept the Compliance Plan or, if accepted, that the Company will be able to evidence compliance with the Shareholders’ Equity Requirement during any extension period that the Staff may grant. If the Staff does not accept the Compliance Plan or if the Company is unable to regain compliance within any extension period granted by the Staff, the Staff would be required to issue a delisting determination. The Company would, at that time, be entitled to request a hearing before a Nasdaq Hearings Panel to present its Compliance Plan to regain compliance and to request a further extension period to regain compliance with the Shareholders’ Equity Requirement. The request for a hearing would stay any delisting action by the Staff. If the Company continues to not be in compliance or it fails to meet any of the other Nasdaq continuing listing requirements, its ADSs may be subject to delisting and the Company may become subject to delisting proceedings. The Company is currently assessing its available options to regain compliance with the Shareholders' Equity Requirement.

Description of Business

3 Months Ended

Mar. 31, 2024

Note 1. Description of Business

Business Overview

Akari Therapeutics, Plc, (the “Company” or “Akari”) is incorporated in the United Kingdom. The Company is a clinical-stage biotechnology company focused on developing advanced therapies for autoimmune and inflammatory diseases involving the complement component 5 (“C5”) and leukotriene B4 (“LTB4”) pathways. The Company’s activities since inception have consisted of performing research and development activities and raising capital.

The Company is subject to a number of risks similar to those of clinical stage companies, including dependence on key individuals, uncertainty of product development and generation of revenues, dependence on outside sources of capital, risks associated with clinical trials of products, dependence on third-party collaborators for research and development operations, need for marketing authorization of products, risks associated with protection of intellectual property, and competition with larger, better-capitalized companies.

To fully execute its business plan, the Company will need, among other things, to complete its research and development efforts and clinical and regulatory activities. These activities may take several years and will require significant operating and capital expenditures in the foreseeable future. There can be no assurance that these activities will be successful. If the Company is not successful in these activities it could delay, limit, reduce or terminate preclinical studies, clinical trials or other research and development activities.

Agreement and Plan of Merger

As further described in Note 3, in March 2024, the Company entered into an Agreement and Plan of Merger with Peak Bio, Inc. (“Peak Bio”). However, the Company has prepared these condensed consolidated financial statements as if the Company will remain an independent company.

Liquidity and Financial Condition

The Company follows the provisions of Financial Accounting Standards Board (“FASB”) Accounting Standards Codification (“ASC”) 205-40, Presentation of Financial Statements—Going Concern, which requires management to assess the Company’s ability to continue as a going concern within one year after the date the consolidated financial statements are issued.

The Company has incurred substantial losses and negative cash flows since inception and had an accumulated deficit of $233.0 million as of March 31, 2024. The Company’s cash balance of $1.3 million as of March 31, 2024 is not sufficient to fund its operations for the one-year period after the date these condensed consolidated financial statements are issued. These factors raise substantial doubt about the Company’s ability to continue as a going concern. The accompanying condensed consolidated financial statements have been prepared on a going concern basis, which contemplates the realization of assets and satisfaction of liabilities in the normal course of business. The condensed consolidated financial statements do not include any adjustments related to the recoverability and classification of recorded asset amounts or the amounts and classification of liabilities that might result from the outcome of this uncertainty.

The Company anticipates incurring additional losses until such time, if ever, that it can generate significant sales of its product candidates currently in development. The Company is subject to a number of risks and uncertainties similar to those of other companies of the same size within the biotechnology industry, such as uncertainty of clinical trial outcomes, uncertainty of additional funding, and history of operating losses. Substantial additional financing will be needed by the Company to fund its operations and to commercially develop its product candidates. Management is currently evaluating different strategies to obtain the required funding for future operations. These

strategies may include, but are not limited to: product development financing, private placements and/or public offerings of equity and/or debt securities, and strategic research and development collaborations and/or similar arrangements. There can be no assurance that these future funding efforts will be successful.

Nasdaq Continued Listing Rules

On April 5, 2024, the Company received a letter (“Letter”) from the Listing Qualifications Staff (the “Staff”) of The Nasdaq Capital Market (“Nasdaq”) notifying the Company that the Company’s shareholders’ equity as reported in its Form 10-K is no longer in compliance with the minimum shareholders’ equity requirement for continued listing on Nasdaq under Nasdaq Listing Rule 5550(b)(1), which requires listed companies to maintain shareholders’ equity of at least $2.5 million (the “Shareholders’ Equity Requirement”). As reported on the Form 10-K, the Company’s shareholders’ deficit as of December 31, 2023 was approximately $0.2 million. The Letter has no immediate impact on the listing of the Company’s American Depositary Shares (“ADSs”) on Nasdaq. As of March 31, 2024, the Company had a shareholders' deficit of $3.6 million and therefore is still not in compliance with the Shareholders' Equity Requirement.

In accordance with the Nasdaq Listing Rules, the Company has 45 calendar days, or until May 20, 2024, to submit a plan to regain compliance with the Stockholders’ Equity Requirement (the “Compliance Plan”), which the Company plans to timely submit for the Staff’s consideration. If the Compliance Plan is accepted, the Staff may grant the Company an extension period of up to 180 calendar days from the date of the Letter, through October 2, 2024, to regain compliance with the Shareholders’ Equity Requirement.

There can be no assurance that the Staff will accept the Compliance Plan or, if accepted, that the Company will be able to evidence compliance with the Shareholders’ Equity Requirement during any extension period that the Staff may grant. If the Staff does not accept the Compliance Plan or if the Company is unable to regain compliance within any extension period granted by the Staff, the Staff would be required to issue a delisting determination. The Company would, at that time, be entitled to request a hearing before a Nasdaq Hearings Panel to present its Compliance Plan to regain compliance and to request a further extension period to regain compliance with the Shareholders’ Equity Requirement. The request for a hearing would stay any delisting action by the Staff.

If the Company continues to not be in compliance or it fails to meet any of the other Nasdaq continuing listing requirements, its ADSs may be subject to delisting and the Company may become subject to delisting proceedings. The Company is currently assessing its available options to regain compliance with the Shareholders' Equity Requirement.