Spectrum Pharmaceuticals, Inc. (Nasdaq: SPPI) (“Spectrum”), a biopharmaceutical company focused on novel and targeted oncology therapies, today announced that it intends to offer and sell shares of its common stock in an underwritten registered public offering. All of the shares in the offering are to be sold by Spectrum. Spectrum also intends to grant the underwriters a 30-day option to purchase up to an additional 15% of the shares of common stock offered in the public offering at the public offering price, less underwriting discounts and commissions. The offering is subject to market and other conditions, and there can be no assurance as to whether or when the offering may be completed, or as to the actual size or terms of the offering.

Spectrum expects to use the net proceeds from this offering for general corporate purposes, including, without limitation, the continued development of its pipeline assets, sales and marketing activities, pre-launch activities associated with ROLONTIS and potential business development initiatives.

Jefferies and Cantor Fitzgerald & Co. are acting as the joint book-running managers for this offering. JMP Securities is acting as the lead manager for this offering. B. Riley FBR and H.C. Wainwright & Co. are acting as co-managers for this offering.

The securities are being offered pursuant to a shelf registration statement on Form S-3, which was declared effective by the Securities and Exchange Commission (the “SEC”) on May 8, 2020.