SEC Form DEFA14A filed by Checkpoint Therapeutics Inc.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE

SECURITIES EXCHANGE ACT OF 1934

Filed by the Registrant x

Filed by a Party other than the Registrant ¨

Check the appropriate box:

Checkpoint Therapeutics, Inc.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

This Schedule 14A filing consists of the following communications relating to the proposed acquisition of Checkpoint Therapeutics, Inc., a Delaware corporation (the “Company”) by Sun Pharmaceutical Industries, Inc., a Delaware corporation (“Parent”), pursuant to the terms of an Agreement and Plan of Merger, dated March 9, 2025, by and among the Company, Parent and Snoopy Merger Sub, Inc., a Delaware corporation and a wholly owned subsidiary of Parent. The communications below were first used or made available on March 10, 2025.

LinkedIn Post by Amit Sharma, Director

Additional Information and Where to Find It

This communication may be deemed to be solicitation material in respect of the proposed acquisition of Checkpoint by Sun Pharma pursuant to the Agreement and Plan of Merger, dated as of March 9, 2025, by and among Sun Pharma, Checkpoint and Merger Sub. Checkpoint intends to file a preliminary and definitive proxy statement with the SEC in connection with a special meeting of stockholders to be held in connection with the proposed acquisition. The definitive proxy statement and a proxy card will be delivered to each Checkpoint stockholder entitled to vote at the special meeting in advance of thereof. This Current Report on Form 8-K is not a substitute for the proxy statement, which will contain important information about the proposed transaction and related matters, or any other document that may be filed by Checkpoint with the SEC. BEFORE MAKING ANY VOTING OR INVESTMENT DECISION, CHECKPOINT’S STOCKHOLDERS AND INVESTORS ARE URGED TO READ THE DEFINITIVE PROXY STATEMENT (INCLUDING ANY AMENDMENTS OR SUPPLEMENTS THERETO) IN ITS ENTIRETY WHEN IT BECOMES AVAILABLE AND ANY OTHER DOCUMENTS FILED BY CHECKPOINT WITH THE SEC IN CONNECTION WITH THE PROPOSED ACQUISITION OR INCORPORATED BY REFERENCE THEREIN BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT THE PROPOSED ACQUISITION AND THE PARTIES TO THE PROPOSED ACQUISITION. Investors and security holders will be able to obtain a free copy of the proxy statement and such other documents containing important information about Checkpoint, once such documents are filed with the SEC, through the website maintained by the SEC at www.sec.gov. Checkpoint makes available free of charge at its website at https://ir.checkpointtx.com/ copies of materials it files with, or furnishes to, the SEC.

Participants in the Solicitation

Checkpoint and its directors, and certain of its executive officers, consisting of Michael S. Weiss, Chistian Béchon, Neil Herskowitz, Lindsay A. Rosenwald, Barry Salzman, Amit Sharma, who are the non-employee members of the Company Board, and James Oliviero, President and Chief Executive Officer and a member of the Company Board, and Garrett Gray, Chief Financial Officer, may be deemed to be participants in the solicitation of proxies from Checkpoint’s stockholders in connection with the proposed acquisition. Information regarding Checkpoint’s directors and certain of its executive officers, including a description of their direct or indirect interests, by security holdings or otherwise, can be found under the captions “Security Ownership of Certain Beneficial Owners and Management,” “Executive Compensation,” and “Director Compensation” contained in Checkpoint’s definitive proxy statement on Schedule 14A for Checkpoint’s 2024 annual meeting of stockholders, which was filed with the SEC on April 2, 2024 and under Item 5.02 in the current reports on Form 8-K filed with the SEC on May 14, 2024 and January 10, 2025. To the extent holdings of Checkpoint’s securities by its directors or executive officers have changed since the applicable “as of” date described in its 2024 proxy statement, such changes have been or will be reflected on Initial Statements of Beneficial Ownership on Form 3 or Statements of Beneficial Ownership on Form 4 filed with the SEC, including (i) the Form 4s filed by Mr. Béchon on May 16, 2024 and December 17, 2024; (ii) the Form 4s filed by Mr. Gray on May 24, 2024, June 28, 2024, December 17, 2024, December 20, 2024, January 31, 2025 and February 7, 2025; (iii) the Form 4s filed by Mr. Herskowitz on May 16, 2024 and December 17, 2024; (iv) the Form 4s filed by Mr. Oliviero on May 24, 2024, June 28, 2024, December 17, 2024, December 20, 2024, January 31, 2025 and February 11, 2025; (v) the Form 4s filed by Dr. Rosenwald on May 16, 2024 and December 17, 2024; (vi) the Form 4s filed by Mr. Salzman on May 16, 2024 and December 17, 2024; (vii) the Form 4 filed by Dr. Sharma on May 16, 2024; and (viii) the Form 4s filed by Mr. Weiss on May 16, 2024 and December 17, 2024. Additional information regarding the identity of potential participants, and their direct or indirect interests, by security holdings or otherwise, will be included in the definitive proxy statement relating to the proposed acquisition when it is filed with the SEC. These documents (when available) may be obtained free of charge from the SEC’s website at www.sec.gov and Checkpoint’s website at https://ir.checkpointtx.com/.

Forward Looking Statements

This communication contains express or implied forward-looking statements related to Checkpoint and the proposed acquisition.

All statements other than statements of historical fact are statements that could be deemed “forward-looking statements” within the meaning of the “safe harbor” provisions of the United States Private Securities Litigation Reform Act of 1995, including all statements regarding the intent, belief or current expectation of the companies and members of their senior management teams. Words such as “will,” “could,” “would,” “should,” “expect,” “plan,” “anticipate,” “intend,” “believe,” “estimate,” “predict,” “project,” “potential,” “continue,” “target,” variations of such words, and similar expressions are intended to identify such forward-looking statements, although not all forward-looking statements contain these identifying words.

Examples of such forward-looking statements include, but are not limited to, express or implied:

These statements are based on current plans, estimates and projections and are not predictions of actual performance. By their very nature, forward-looking statements involve inherent risks and uncertainties. Checkpoint cautions that a number of important factors, including those described in this document, could cause actual results to differ materially from those contemplated in any forward-looking statements.

Factors that may affect future results and may cause these forward-looking statements to be inaccurate include, but are not limited to: uncertainties as to the timing of completion of the Merger; uncertainties as to whether Checkpoint’s stockholders will vote to approve the transaction; the possibility that competing offers will be made; the possibility that various closing conditions for the transaction may not be satisfied or waived, including that a governmental entity may prohibit, delay or refuse to grant approval for the consummation of the transaction (or only grant approval subject to adverse conditions or limitations); the possibility that the proposed transaction may not be completed in the time frame expected by Checkpoint, or at all; failure to realize the anticipated benefits of the proposed transaction in the time frame expected, or at all; the effects of the transaction on relationships with employees, other business partners or governmental entities; potential adverse reactions or changes to business relationships resulting from the announcement or completion of the proposed transaction; significant or unexpected costs, charges or expenses resulting from the proposed transaction; negative effects of this announcement or the consummation of the proposed acquisition on Checkpoint’s common stock and/or Checkpoint’s operating results; the difficulty of predicting the timing or outcome of regulatory approvals or actions; the risks related to non-achievement of the CVR milestone and that holders of the CVRs will not receive payments in respect of the CVRs; other business effects, including the effects of industry, economic or political conditions outside of the companies’ control; transaction costs; actual or contingent liabilities; risk of litigation and/or regulatory actions related to the proposed acquisition; adverse impacts on business, operating results or financial condition in the future due to pandemics, epidemics or outbreaks, and their impact on Checkpoint’s business, operations, supply chain, patient enrollment and retention, clinical trials, strategy, goals and anticipated milestones; government-mandated or market-driven price decreases for Checkpoint’s products; the existence or introduction of competing products; reliance on information technology; Checkpoint’s ability to successfully market current and new products; Checkpoint’s and its collaborators’ ability to continue to conduct research and clinical programs; and exposure to product liability and legal proceedings and investigations. Further risks and uncertainties that could cause actual results to differ materially from the results anticipated by the forward-looking statements are detailed from time to time in Checkpoint’s periodic reports filed with the SEC, including the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2023, Quarterly Reports on Form 10-Q, Current Reports on Form 8-K and the definitive proxy statement to be filed by Checkpoint with the SEC in connection with the proposed transaction. These filings, when available, are available on the investor relations section of Checkpoint’s website at https://ir.checkpointtx.com or on the SEC’s website at https://www.sec.gov.

Any forward-looking statements speak only as of the date of this communication and are made based on the current beliefs and judgments of Checkpoint’s management, and the reader is cautioned not to rely on any forward-looking statements made by Checkpoint. Unlisted factors may present significant additional obstacles to the realization of forward-looking statements. Unless required by law, Checkpoint is under no duty and undertakes no obligation to update or revise any forward-looking statement after the distribution of this communication, whether as a result of new information, future events or otherwise.