ESSA Pharma Inc. Announces Definitive Agreement to be Acquired by XenoTherapeutics, Inc., Backed by XOMA Royalty Corporation in All-Cash Transaction

On July 14, 2025 ESSA Pharma Inc. ("ESSA," or the "Company") (NASDAQ: EPIX) reported that it has entered into a definitive agreement (the "Business Combination Agreement") with XenoTherapeutics, Inc. ("Xeno"), a non-profit biotechnology company, under which Xeno will acquire (the "Transaction") all of the issued and outstanding common shares of ESSA (the "Common Shares") (Press release, ESSA, JUL 14, 2025, View Source [SID1234654371]). XOMA Royalty Corporation ("XOMA Royalty") (NASDAQ: XOMA), the biotechnology royalty aggregator, is acting as the structuring agent and will provide financing to Xeno for this Transaction.

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Under the terms of the Business Combination Agreement, ESSA shareholders will receive a cash payment per Common Share that will be determined based upon ESSA’s cash balance at closing after deducting certain transaction costs, a reserve for liabilities and legal expenses, and a transaction fee (the "Final Cash Amount"). In addition, each ESSA shareholder will also receive one non-transferable contingent value right (each, a "CVR") for each Common Share that entitles the holder to receive a pro rata portion of up to US$2,950,000 (up to US$0.06 per CVR) within 18 months following the close of the Transaction.

To expedite the distribution of cash to ESSA shareholders, ESSA will also apply to the Supreme Court of British Columbia for an order authorizing it to make an initial cash distribution to ESSA shareholders prior to the closing of the Transaction. In total, with the initial cash distribution, if authorized, and the cash payable upon closing of the Transaction, each ESSA shareholder is currently estimated to receive approximately US$1.91 per Common Share, exclusive of any payments received pursuant to the CVR. The date of the applications will be announced by further press release. Inquiries related to such applications can be directed to ESSA’s counsel, Blake, Cassels & Graydon LLP, 1133 Melville Street, Suite 3500, The Stack, Vancouver, BC V6E 4E5 attention: Alexandra Luchenko, or by email to [email protected].

"After conducting a comprehensive review of the opportunities available to ESSA and considering the communications received from our shareholders, the ESSA Board of Directors has unanimously concluded that entering into this agreement with Xeno and XOMA Royalty is in the best interest of the Company and maximizes value for our shareholders as the Company proceeds with its plans to discontinue operations and wind-down its business," said David Parkinson, M.D., President and CEO of ESSA. "This Transaction delivers cash value to shareholders in an expedited timeframe, with less complexity and value risk when compared to a liquidation, and thus delivers more certain value to shareholders."

Transaction Details

The Transaction will be implemented by way of a court-approved plan of arrangement under the Business Corporations Act (British Columbia) and will require approval of at least: (i) 66⅔% of the votes cast by ESSA shareholders; (ii) 66⅔% of the votes cast by ESSA securityholders (including holders of ESSA options and pre-funded warrants), voting together as a single class; and (iii) a majority of the votes cast by ESSA shareholders excluding votes held by certain "interested parties" required to be excluded by Multilateral Instrument 61-101, at a special meeting to be held to consider the Transaction (the "Special Meeting"). In addition to approval by ESSA securityholders, the Transaction is also subject to receipt of court approval, and other customary conditions. The Transaction is expected to close in the second half of 2025.

The Business Combination Agreement provides for customary deal-protection provisions, including a non-solicitation covenant on the part of the Company and a right for Xeno to match any Superior Proposal (each as defined in the Business Combination Agreement). The Business Combination Agreement includes a termination fee of US$2.5 million, payable by the Company under certain circumstances, including in connection with the Company’s entry into an agreement with respect to a Superior Proposal. The directors and senior officers of the Company, owning in aggregate approximately 2.23% of the outstanding shares of Common Shares, have entered into voting and support agreements, pursuant to which they have agreed to vote all of the securities beneficially owned by them in favor of the Transaction.

ESSA Board of Directors and Transaction Committee Recommendations

A transaction committee composed entirely of independent directors of the Company (the "Transaction Committee") unanimously recommended entering into the Business Combination Agreement to the board of directors of ESSA (the "Board"). The Board has evaluated the Business Combination Agreement with the Company’s management, legal and financial advisors and, following the receipt and review of the unanimous recommendation from the Transaction Committee and the opinion of the Transaction Committee’s financial advisors, the Board has unanimously approved the Transaction and determined that the Transaction is in the best interest of the Company. The Board has resolved to recommend that the Company’s securityholders vote in favor of the Transaction, subject to the terms and conditions contained in the Business Combination Agreement.

Advisors

Leerink Partners is serving as the exclusive financial advisor to ESSA and Blake, Cassels & Graydon LLP and Skadden, Arps, Slate, Meagher & Flom LLP are serving as ESSA’s Canadian legal counsel and U.S. legal counsel, respectively.

Stikeman Elliott LLP and Gibson, Dunn & Crutcher LLP are serving as XOMA Royalty’s Canadian legal counsel and U.S. legal counsel, respectively.