Medicenna Announces Offering of Units

/NOT FOR DISSEMINATION OR DISTRIBUTION IN THE UNITED STATES OR THROUGH U.S. NEWSWIRE SERVICES./

TORONTO and HOUSTON, Oct. 1, 2019 /CNW/ - Medicenna Therapeutics Corp. ("Medicenna" or the "Company") (TSX: MDNA, OTCQB: MDNAF), a clinical stage immuno-oncology company, announced today that it has filed and been receipted for a preliminary short form prospectus (the "Preliminary Prospectus") with securities regulatory authorities in the provinces of Ontario, British Columbia and Alberta pursuant to National Instrument 44-101 Short Form Prospectus Distributions, in connection with a proposed marketed offering of units (the "Units") of the Company (the "Offering"). The Offering is being led by Bloom Burton Securities Inc. (the "Lead Agent") on behalf of a syndicate comprised of Mackie Research Capital Corporation and Haywood Securities Inc.

Each Unit will be comprised of one common share of the Company and one-half of one common share purchase warrant of the Company (a "Warrant"). The number of Units to be distributed, the price of each Unit, the minimum and maximum size of the Offering, and the exercise price and term of each Warrant will be determined by negotiation between the Company and the Lead Agent in the context of the market with final terms to be determined at the time of pricing. The Preliminary Prospectus is subject to completion and amendment.

The net proceeds of the Offering will be used to fund certain activities in preparation for planned meetings with regulatory agencies related to MDNA55 which has completed enrolment in a Phase 2b clinical trial for recurrent glioblastoma, for  the further development of the lead IL-2 Superkine, MDNA19 as well as for working capital and other general corporate purposes. Further details are disclosed in the Preliminary Prospectus, available at www.sedar.com.

The Offering is subject to a number of customary conditions, including, without limitation, receipt of all regulatory and stock exchange approvals. This news release is not an offer of the Units for sale in the United States. This news release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of the Units, in any province, state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of such province, state or jurisdiction.

About Medicenna Therapeutics Corp.

Medicenna is a clinical stage immunotherapy company focused on oncology and the development and commercialization of novel, highly selective versions of IL-2, IL-4 and IL-13 Superkines and first in class Empowered Cytokines™ (ECs) for the treatment of a broad range of cancers. Supported by a US$14.1M non-dilutive grant from CPRIT (Cancer Prevention and Research Institute of Texas), Medicenna's lead IL4-EC, MDNA55, has completed enrolling patients in a Phase 2b clinical trial for rGBM, the most common and uniformly fatal form of brain cancer, at top-ranked brain cancer centres in the US. MDNA55 has been studied in five clinical trials involving 132 patients, including 112 adults with rGBM. MDNA55 has demonstrated compelling efficacy and has obtained Fast-Track and Orphan Drug status from the FDA and FDA/EMA respectively. For more information, please visit www.medicenna.com.

This news release contains forward-looking statements relating to the future operations of the Company and other statements that are not historical facts. Forward-looking statements are often identified by terms such as "will", "may", "should", "anticipate", "expects" and similar expressions. All statements other than statements of historical fact, included in this release, including, without limitation, statements related to expected use of proceeds of the offering and the future plans and objectives of the Company, are forward-looking statements that involve risks and uncertainties. There can be no assurance that such statements will prove to be accurate and actual results and future events could differ materially from those anticipated in such statements. Important factors that could cause actual results to differ materially from the Company's expectations include the risks detailed in the annual information form of the Company dated June 24, 2019 and in other filings made by the Company with the applicable securities regulators from time to time.

The reader is cautioned that assumptions used in the preparation of any forward-looking information may prove to be incorrect and that study results could change over time as the study is continuing to follow up all patients and new data are continually being received which could materially change study results. Events or circumstances may cause actual results to differ materially from those predicted, as a result of numerous known and unknown risks, uncertainties, and other factors, many of which are beyond the control of the Company. The reader is cautioned not to place undue reliance on any forward-looking information. Such information, although considered reasonable by management at the time of preparation, may prove to be incorrect and actual results may differ materially from those anticipated. Forward-looking statements contained in this news release are expressly qualified by this cautionary statement. The forward-looking statements contained in this news release are made as of the date of this news release and the Company will update or revise publicly any of the included forward-looking statements only as expressly required by Canadian securities law.

SOURCE Medicenna Therapeutics Corp.

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