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Subsequent Events | 6 Months Ended
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Jun. 30, 2024
Subsequent Events [Abstract] |
Subsequent Events | 13. Subsequent Events On July 11, 2024, the Company completed an underwritten public follow-on offering. The offering consisted of 8,355,714 shares of common stock at an offering price to the public of $35.00 per share, including 1,127,142 shares of common stock upon the exercise in full of the overallotment option by the underwriters, as well as pre-funded warrants to purchase 285,715 shares of common stock at a public offering price of $34.9999 per underlying share, in each case before underwriting discounts and commissions. Pursuant to the offering, the Company received aggregate gross proceeds of approximately $302.4 million, before deducting underwriting discounts and commissions and other offering expenses, resulting in net proceeds of approximately $283.8 million, after deducting underwriting discounts and commissions and other offering expenses. On July 30, 2024, the Company entered into an option and license agreement for a potential first-in-class B7H3/PTK7 topoisomerase-I-inhibitor-payload BsADC program with Biocytogen Pharmaceuticals (Beijing) Co., Ltd. (“Biocytogen”). The agreement grants IDEAYA an option for an exclusive worldwide license from Biocytogen for a potential first-in-class B7H3/PTK7 topoisomerase-I-inhibitor-payload BsADC program (the “Option”). Under the terms of the agreement, IDEAYA will pay Biocytogen an upfront fee and, upon IDEAYA’s potential exercise of the Option, an exercise fee totaling up to $6.5 million. The Option is exercisable by the Company within a specified time period after the Company obtains all data and results from certain non-GLP toxicology studies specified in the Agreement, which the Company will conduct at its own cost. Subject to the Company’s exercise of the Option, Biocytogen will be eligible to receive an option exercise fee, development and regulatory milestone payments and commercial milestone payments, as well as low to mid single-digit royalties on net sales. Total potential milestone payments equal an aggregate of $400.0 million, including development and regulatory milestone payments of up to $100.0 million.

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- Definition The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 855 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/855/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 855 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483399/855-10-50-2 + Details
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