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Stockholders' Equity | 12 Months Ended
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Dec. 31, 2023
Stockholders' Equity |
Stockholders' Equity | (11) Stockholders’ Equity Common Stock In November 2023, the Company filed an automatic shelf registration statement with the SEC to register for sale any combination of the types of securities described in the shelf registration statement. On February 26, 2024, the Company entered into a controlled equity offering sales agreement with Cantor Fitzgerald & Co. (“Cantor”) to allow the Company to issue and sell shares of its common stock having an aggregate offering price of up to $300.0 million from time to time through Cantor, acting as agent. On February 26, 2024, the Company terminated its sales agreement dated May 19, 2016 with Cantor. In November 2023, the Company issued 8,538,750 shares of its common stock in an underwritten public offering resulting in net proceeds to the Company of $216.2 million, after deducting underwriting fees and offering expenses. In July 2021, the Company issued 6,845,238 shares of its common stock in an underwritten public offering resulting in net proceeds to the Company of $269.9 million, after deducting underwriting fees and offering expenses. Convertible Preferred Stock At December 31, 2023, the Company had authorized 3,000,000 shares of preferred stock all of which have been designated Class C Preferred Stock including 350,000 shares which have been designated Series C-1 Junior Participating Cumulative Preferred Stock (the “Series C-1 Preferred Stock”). No shares of Series C-1 Preferred Stock were outstanding at December 31, 2023 or 2022.

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