Cytokinetics Announces Closing Of Public Offering Of Common Stock And Full Exercise Of The Underwriters' Option To Purchase Additional Shares For Gross Proceeds Of $805 Million

(MENAFN- GlobeNewsWire - Nasdaq) SOUTH SAN FRANCISCO, Calif., May 08, 2026 (GLOBE NEWSWIRE) -- Cytokinetics, Incorporated (Nasdaq: CYTK) today announced the closing of an underwritten public offering of 11,338,028 shares of its common stock, including the full exercise of the underwriters' option to purchase up to 1,478,873 additional shares, at a price to the public of $71.00 per share, before underwriting discounts and commissions. The gross proceeds to Cytokinetics from the offering, before deducting underwriting discounts and commissions and other offering expenses payable by Cytokinetics, were approximately $805 million. All of the shares of common stock in the offering were sold by Cytokinetics.

Morgan Stanley, Goldman Sachs & Co. LLC, J.P. Morgan and Jefferies acted as joint book-running managers for the offering. Mizuho acted as lead co-manager for the offering and Citizens Capital Markets, Needham & Company, B. Riley Securities and H.C. Wainwright & Co. acted as co-managers for the offering.

The securities described above were offered by Cytokinetics pursuant to a shelf registration statement (including a base prospectus) filed on February 27, 2025 with the Securities and Exchange Commission (SEC), which has become automatically effective. A final prospectus supplement and accompanying prospectus relating to the offering have been filed with the SEC and can be accessed for free on the SEC's website at Copies of the final prospectus supplement and accompanying prospectus relating to the offering may be obtained from: Morgan Stanley & Co. LLC, Attention: Prospectus Department, 180 Varick Street, 2^nd Floor, New York, New York 10014, by telephone at 866-718-1649 or by email at ...; Goldman Sachs & Co. LLC, Attention: Prospectus Department, 200 West Street, New York, New York 10282, by telephone at (866) 471-2526 or by email at ...; J.P. Morgan Securities LLC, Attention: Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717, or by email at ... and ...; or Jefferies LLC, Attention: Equity Syndicate Prospectus Department, 520 Madison Avenue, New York, NY 10022, by telephone at (877) 821-7388, or by email at ....

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 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 any such state or jurisdiction.

About Cytokinetics

Cytokinetics is a specialty cardiovascular biopharmaceutical company, building on its over 25 years of pioneering scientific innovations in muscle biology, and advancing a pipeline of potential new medicines for patients suffering from diseases of cardiac muscle dysfunction. Cytokinetics' MYQORZO^® (aficamten) is a cardiac myosin inhibitor approved in the U.S., Europe and China for the treatment of adults with symptomatic obstructive hypertrophic cardiomyopathy (oHCM). Cytokinetics is also developing omecamtiv mecarbil, an investigational cardiac myosin activator for the potential treatment of patients with heart failure with severely reduced ejection fraction and ulacamten, an investigational cardiac myosin inhibitor for the potential treatment of heart failure with preserved ejection fraction, while continuing pre-clinical research and development in muscle biology.

Contact:
Cytokinetics
Diane Weiser
Senior Vice President, Corporate Affairs
(415) 290-7757

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