DURHAM, N.C. / Nov 10, 2025 / Business Wire / Precision BioSciences, Inc. (Nasdaq: DTIL) (“Precision”), a clinical stage gene editing company utilizing its novel proprietary ARCUS® platform to develop in vivo gene editing therapies for high unmet need diseases, today announced that it has agreed to sell by way of an underwritten offering 10,815,000 shares of its common stock and accompanying warrants to purchase up to 5,407,500 shares of common stock at a combined price of $6.14 and, in lieu of common stock to certain investors, pre-funded warrants to purchase up to 1,400,000 shares of its common stock and accompanying one-half of a warrant to purchase up to 700,000 shares of common stock at a combined price of $6.139995, which represents the per share offering price for the shares of common stock less the $0.000005 per share exercise price for each pre-funded warrant. The gross proceeds to Precision from the offering, before deducting the underwriting discounts and commissions and offering expenses, are expected to be approximately $75 million. Each whole warrant has an exercise price of $7.25 per share, is exercisable immediately and will expire five years following the date of issuance. The deal includes participation from new and existing investors, including Aberdeen Investments, Bleichroeder LP, Driehaus Capital Management, Empery Asset Management LP, Lynx1 Capital Management, Octagon Capital, Readout Capital, Sphera Funds Management, Stonepine Capital Management, as well as other leading life sciences investors.

The offering is expected to close on or about November 12, 2025, subject to customary closing conditions. All shares of common stock, pre-funded warrants and accompanying one-half of a warrant to purchase shares of common stock to be sold in the offering will be sold by Precision. Precision intends to use the net proceeds of the offering to help fund ongoing and planned research and development, and for working capital and general corporate purposes.

Guggenheim Securities is acting as sole book-running manager for the offering.

The securities described above were offered by means of a prospectus supplement dated November 10, 2025, and accompanying prospectus dated June 15, 2023, forming part of Precision’s effective shelf registration statement (File No. 333-272540). The prospectus supplement and accompanying prospectus relating to this offering will be filed with the U.S. Securities and Exchange Commission (the “SEC”) and will be available on the SEC’s website located at www.sec.gov. Copies of the prospectus supplement and the accompanying prospectus may also be obtained, when available, by contacting: Guggenheim Securities, LLC, Attention: Equity Syndicate Department, 330 Madison Avenue, 8^th Floor, New York, NY 10017, by telephone at (212) 518-9544, or by email at This email address is being protected from spambots. You need JavaScript enabled to view it..

This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of, the securities in this offering 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 any such state or jurisdiction.

About Precision BioSciences, Inc.

Precision is a clinical stage gene editing company dedicated to improving life (DTIL) with its novel and proprietary ARCUS® genome editing platform that differs from other technologies in the way it cuts, its smaller size, and its simpler structure. Key capabilities and differentiating characteristics may enable ARCUS nucleases to drive more intended, defined therapeutic outcomes. Using ARCUS, Precision’s pipeline is comprised of in vivo gene editing candidates designed to deliver lasting cures for the broadest range of genetic and infectious diseases where no adequate treatments exist.

Forward-Looking Statements

Certain statements contained in this press release, including those relating to the timing and size of the offering, the anticipated total gross proceeds from the offering and other statements relating to the proposed offering, are forward-looking statements that involve a number of risks and uncertainties that could cause actual results to differ materially from those in the forward-looking statements. These risks and uncertainties include, but are not limited to, risks and uncertainties associated with the consummation of the proposed offering, uncertainties related to market conditions, the satisfaction of customary closing conditions related to the proposed offering, the completion of the offering on the anticipated terms or at all, general economic conditions and other risks identified from time to time in the reports Precision files with the SEC, including its Annual Report on Form 10-K, Quarterly Reports on Form 10-Q, Current Reports on Form 8-K, and the prospectus supplement and accompanying prospectus related to the proposed offering to be filed with the SEC, which are or will be available at www.sec.gov. The forward-looking statements in this press release speak only as of the date of this document, and Precision undertakes no obligation to update or revise any of the statements. Precision’s business is subject to substantial risks and uncertainties, including those referenced above. Investors, potential investors, and others should give careful consideration to these risks and uncertainties.