Exicure Announces Uplisting to Nasdaq Capital Market and Pricing of $55 Million Public Offering of Common Stock

CHICAGO & CAMBRIDGE, Mass.–(BUSINESS WIRE)–#DigitalDrugDesign–Exicure, Inc. (OTCQB: XCUR), a pioneer in gene regulatory and immunotherapeutic drugs utilizing spherical nucleic acid (SNA™) constructs, today announced that its common stock will begin trading on the Nasdaq Capital Market under the symbol “XCUR” at the opening of trading on July 31, 2019, following its previously announced approval to list its common stock on the Nasdaq Capital Market.

Exicure also announced today the pricing of the previously announced underwritten public offering of 27,500,000 shares of its common stock at a price to the public of $2.00 per share. Exicure has also granted the underwriters a 30-day option to purchase up to an additional 4,125,000 shares of common stock to cover overallotments, if any. The offering is expected to close on or about August 2, 2019 subject to customary closing conditions.

Exicure expects to receive gross proceeds of $55 million from the sale of common stock in the offering, prior to deducting the underwriting discounts and commissions and estimated offering expenses payable by it. Exicure intends to use the net proceeds from the offering to advance AST-008 through a Phase 1b/2 clinical trial; to develop an SNA therapeutic candidate for a neurology condition and advance it into Phase 1 clinical trials; and for general corporate purposes.

Guggenheim Securities is acting as sole book-running manager for the offering. Chardan is acting as lead manager for the offering. H.C. Wainwright & Co. and Ladenburg Thalmann are acting as co-managers for the offering.

The securities described above are being offered by Exicure pursuant to a shelf registration statement on Form S-3 (No. 333-230175) that was declared effective by the Securities and Exchange Commission (SEC) on July 24, 2019. A preliminary prospectus supplement and accompanying prospectus relating to the offering were filed with the SEC and are available on the SEC’s website located at www.sec.gov. A final prospectus supplement and accompanying prospectus describing the terms of the offering will be filed with the SEC and will be available on the SEC’s website. Copies of the final prospectus supplement and the accompanying prospectus relating to this offering may also be obtained, when available, from: Guggenheim Securities, LLC Attention: Equity Syndicate Department, 330 Madison Avenue, New York, NY 10017 or by telephone at (212) 518-5548, or by email at [email protected].

This press release does not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of that state or jurisdiction.

About Exicure, Inc.

Exicure, Inc. is a clinical-stage biotechnology company developing therapeutics for immuno-oncology, inflammatory diseases and genetic disorders based on our proprietary Spherical Nucleic Acid, or SNA technology. Exicure believes that its proprietary SNA architecture has distinct chemical and biological properties that may provide advantages over other nucleic acid therapeutics and may have therapeutic potential to target diseases not typically addressed with other nucleic acid therapeutics. Exicure’s lead program is in a Phase 1b/2 trial in patients with advanced solid tumors. Exicure is based outside of Chicago, IL and in Cambridge, MA. www.exicuretx.com

Forward Looking Statements

This press release contains forward-looking statements (including within the meaning of Section 21E of the United States Securities Exchange Act of 1934, as amended, and Section 27A of the United States Securities Act of 1933, as amended) concerning the Company, the Company’s technology, potential therapies, cash requirements and other matters as well as statements regarding the completion of the proposed offering and the expected use of proceeds from the proposed offering. Forward-looking statements generally include statements that are predictive in nature and depend upon or refer to future events or conditions, and include words such as “may,” “will,” “should,” “would,” “expect,” “plan,” “believe,” “intend,” “look forward,” and other similar expressions among others. Statements that are not historical facts are forward-looking statements. Forward-looking statements are based on current beliefs and assumptions that are subject to risks and uncertainties and are not guarantees of future performance. Actual results could differ materially from those contained in any forward-looking statement as a result of various factors, including, without limitation: unexpected costs, charges or expenses that reduce cash runway; that Exicure’s pre-clinical or clinical programs do not advance or result in approved products on a timely or cost effective basis or at all; the cost, timing and results of clinical trials; that many drug candidates that have completed Phase 1 trials do not become approved drugs on a timely or cost effective basis or at all; the ability to enroll patients in clinical trials; possible safety and efficacy concerns; regulatory developments; and the ability of Exicure to protect its intellectual property rights. Risks facing the Company and its programs are set forth in the Company’s filings with the SEC. Except as required by applicable law, the Company undertakes no obligation to revise or update any forward-looking statement, or to make any other forward-looking statements, whether as a result of new information, future events or otherwise.

Contacts

MacDougall

Karen Sharma

781-235-3060

[email protected]