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Convertible Preferred Stock, Common Stock and Stockholders' Deficit | 12 Months Ended
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Dec. 31, 2024
Temporary Equity Disclosure [Abstract] |
Convertible Preferred Stock, Common Stock and Stockholders' Deficit | 7. Convertible Preferred Stock, Common Stock and Stockholders' Deficit Authorized Shares The Company's current Amended and Restated Certificate of Incorporation authorizes 500,000,000 shares of common stock, par value $0.0001 per share, and 10,000,000 shares of preferred stock, par value $0.0001 per share. Convertible Preferred Stock Immediately prior to the effective time of the Merger, the 84,820,880 shares of Private CalciMedica preferred stock were converted into 84,820,880 outstanding shares of Private CalciMedica's common stock to be exchanged for 2,442,852 shares of Graybug's common stock. Common Stock Upon completion of the Merger on March 20, 2023, as the accounting acquirer, Private CalciMedica is deemed to have issued 1,571,433 shares of its common stock to Graybug shareholders. Private Placement of Common Stock Immediately prior to the consummation of the Merger, Private CalciMedica completed a private placement financing pursuant to which certain investors purchased approximately 20.7 million shares of Private CalciMedica’s common stock (the “2023 Private Placement”) for gross proceeds of approximately $10.3 million. In conjunction with the Merger, immediately prior to the effective time of the Merger, 20,706,997 shares of Private CalciMedica common stock were converted into 596,363 shares of Graybug’s common stock. On January 19, 2024, the Company entered into a Securities Purchase Agreement (the “Purchase Agreement”) with certain accredited investors, in which the Company sold the following securities to the accredited investors in a private placement transaction (the “2024 Private Placement”): (i) an aggregate of 4,985,610 shares of common stock; (ii) to certain investors, in lieu of shares of common stock, pre-funded warrants (the “Pre-Funded Warrants”) to purchase an aggregate of 306,506 shares of common stock and exercisable at any time; (iii) Tranche A Common Warrants (the “Tranche A Common Warrants”) to purchase an aggregate of up to 2,646,058 shares of common stock (or Pre-Funded Warrants in lieu thereof and, in such case, shares of common stock issuable upon exercise of such Pre-Funded Warrants); and (iv) Tranche B Common Warrants (the “Tranche B Common Warrants” and together with the Tranche A Common Warrants, the “Common Warrants”) to purchase an aggregate of up to 2,646,058 shares of common stock (or Pre-Funded Warrants in lieu thereof and, in such case, shares of common stock issuable upon exercise of such Pre-Funded Warrants). At date of issuance, the fair value of the common stock was $8.5 million using the relative fair value method and is included in equity at December 31, 2024. The Company issued placement agent warrants (“Placement Agent Warrants”) to purchase 67,908 shares of common stock at the initial closing of the 2024 Private Placement and 7,839 shares of common stock at the second closing of the 2024 Private Placement, at an exercise price of $0.0001 per share. Each Placement Agent Warrant was accompanied by one Tranche A Common Warrant to purchase one half of a share of common stock and one Tranche B Warrant to purchase one half of a share of common stock, for an aggregate of 75,746 Common Warrants. The initial closing of the 2024 Private Placement occurred on January 23, 2024 and the second closing occurred on February 5, 2024. Gross proceeds from the transaction were $20.4 million with net proceeds of approximately $19.0 million after deducting $1.4 million in commissions and other transaction costs. The Tranche A Common Warrants expired unexercised on July 29, 2024. Underwritten Public Offering On November 1, 2024, the Company closed an underwritten public offering of 2,720,000 shares of its common stock at a price to the public of $3.75 per share (the “2024 Follow-On”). The gross proceeds from the offering, before deducting underwriting discounts and commissions and offering expenses, were $10.2 million. In addition, the Company granted the underwriters a 30-day option to purchase up to an additional 408,000 shares of its common stock at the public offering price, less underwriting discounts and commissions, which option expired unexercised. Shelf Registration Statement and At the Market Offering In August 2023, the Company filed a shelf registration statement on Form S-3 (the “Shelf Registration Statement”). The Shelf Registration Statement permits the offering, issuance and sale of common stock, preferred stock, debt securities and warrants having an aggregate offering price of up to $100.0 million in one or more offerings and in any combination of the foregoing. The Shelf Registration Statement contains two prospectuses, a base prospectus and an at-the-market offering prospectus, as supplemented on March 29, 2024 (as supplemented, the “Original Prospectus Supplement”), that covered the offering, issuance and sale of up to $17.3 million of common stock pursuant to an at-the-market offering agreement (“ATM Agreement”) with H.C Wainwright & Co., LLC (“Wainwright”), acting as sales agent (“ATM Facility”). On November 1, 2024, the Company closed the 2024 Follow-On and sold 2,720,000 shares of its common stock at a price to the public of $3.75 per share pursuant to the Shelf Registration Statement. The gross proceeds from the offering, before deducting underwriting discounts and commissions and offering expenses, were $10.2 million. In connection with the 2024 Follow-on, on October 30, 2024, the Company suspended sales of common stock under the ATM Facility pursuant to the Original Prospectus Supplement, and until December 20, 2024, did not offer for sale any shares of common stock. The Company filed a prospectus supplement (the “Current Prospectus Supplement”) with the SEC on December 20, 2024 for an aggregate gross sales price of up to $4,450,000 of shares of common stock to be sold pursuant to the ATM Facility. The Company intends to use the net proceeds from the ATM Facility for general corporate purposes, which may include research and development expenses, clinical trial expenses, capital expenditures and working capital. The ATM Facility will terminate upon the earlier of (i) the sale of all of the shares of our common stock provided for in the at the market offering prospectus or (ii) termination of the ATM Agreement as permitted therein. The ATM Agreement may be terminated at any time by either party upon written notice. During the year ended December 31, 2024, there were 8,950 shares sold under the ATM Facility. As of December 31, 2024, the Company has sold 101,522 shares of common stock for net proceeds of $319,000, after deducting $13,000 of commissions and settlement expenses paid under the ATM Facility and approximately $4.5 million remains available for sale under the ATM Facility. As of December 31, 2024, $89.5 million remains available for sale under the Shelf Registration Statement. Preferred and Common Stock Warrants The Company recognized a change in fair value of the Preferred Stock Warrants for each of the years ended December 31, 2024 and 2023 of $0 and $795,000, respectively. The change in fair value for the year ended December 31, 2023 was due to the conversion of Preferred Warrants to common stock warrants as part of the Merger. In November 2020, Private CalciMedica granted a warrant to purchase 400,000 shares of common stock to a consulting firm affiliated with its former interim chief financial officer in connection with its consulting agreement. The warrant has a 10-year term, an exercise price of $0.19, and vests ratably over 24 months commencing on the effective date. At the date of issuance, the fair value of the warrant was determined to be $120,000, utilizing Black-Scholes with the following assumptions: expected term of ten years, risk-free rate of 0.96%, volatility of 80.0% and a dividend yield of zero, which has been recognized as general and administrative expense over the vesting period. In conjunction with the Merger, the warrant converted to 11,520 warrants of CalciMedica at an exercise price of $6.60. In October 2022, Private CalciMedica granted warrants to certain officers and directors to purchase 496,970 shares of common stock. In conjunction with the Merger, the warrants converted to 14,313 warrants of CalciMedica at an exercise price of $10.42. The warrants have a 10-year term and vest ratably over 12 and 48 months. At the date of issuance, the fair value of the warrants collectively was $125,000 and was determined utilizing Black-Scholes and will be recognized as general and administrative expense over the vesting periods. Assumptions used in the valuation were as follows: expected term of ten years, risk free rate of 4.10%, volatility of 82% and a dividend yield of zero. The warrants are classified as equity, and the Company expensed $6,000 and $90,000 to general and administrative expense for the years ended December 31, 2024 and 2023, respectively. In connection with the 2024 Private Placement, the Company issued Tranche A Common Warrants, Tranche B Common Warrants and Pre-Funded Warrants. Tranche A Common Warrants were exercisable until July 29, 2024. The Tranche B Common Warrants are exercisable upon the earlier of December 31, 2026 or 30 days following the Company’s public disclosure of topline results from the Company’s planned Phase 2 clinical trial in patients with acute kidney injury. The purchase price per share and accompanying Common Warrants was $3.827 (or $4.3915 for directors, employees or consultants of the Company participating in the 2024 Private Placement) (or $3.8269 per Pre-Funded Warrant and accompanying Common Warrants, which represented the price of $3.827 per share and accompanying Common Warrants minus the $0.0001 per share exercise price of each such Pre-Funded Warrant). The Tranche A Common Warrants had a strike price of $5.36 per share, were not deemed equity and were classified as a liability in the Company’s condensed consolidated balance sheets. At the date of issuance, the fair value of the Tranche A Common Warrants was $4.1 million utilizing Black-Scholes with the following assumptions: expected term of 0.94 years, risk-free interest rate of 4.9%, volatility of 100% and a dividend yield of zero. As of the balance sheet date of December 31, 2024, the value of the Tranche A Common Warrants was nil with the change in fair value of $4.1 million for the year ended December 31, 2024, respectively, being recorded in consolidated statements of operations in other income as the Tranche A Common Warrants expired unexercised on July 27, 2024. The Tranche B Common Warrants have a strike price of $7.15 per share, are not deemed equity and are classified as a liability in the Company’s consolidated balance sheets. At the date of issuance, the fair value of the Tranche B Common Warrants was $7.1 million utilizing Black-Scholes with the following assumptions: expected term of 1.69 years, risk-free interest rate of 4.5%, volatility of 100% and a dividend yield of zero. As of the balance sheet date of December 31, 2024, the value of the Tranche B Common Warrants was $3.4 million, with the change in fair value of $0.3 million and $3.7 million for the years ended December 31, 2024 and 2023, respectively, being recorded in the condensed consolidated statements of operations in other income. The Pre-Funded Warrants have a strike price of $0.0001 per share, are deemed equity and included in the equity section of the Company’s consolidated balance sheets. At date of issuance, the fair value of the Pre-Funded Warrants was $0.5 million using the relative fair value method and is included in stockholders’ equity at December 31, 2024. The Placement Agent Warrants have a strike price of $0.0001 per share, are deemed equity and included in the equity section of the Company’s consolidated balance sheets. At date of issuance, the fair value of the Placement Agent Warrants was $0.1 million using the relative fair value method and is included in equity at December 31, 2024. In May 2024, the Company granted a warrant to a consulting firm affiliated with its chief financial officer to purchase 10,000 shares of common stock. At the date of issuance, the fair value of the warrant was $20,000 and was determined utilizing Black-Scholes and will be recognized as general and administrative expense over the vesting periods. Assumptions used in the valuation were as follows: expected term of twelve months, risk free rate of 4.42%, volatility of 89% and a dividend yield of zero. The warrant is classified as equity, and the Company expensed $13,000 to general and administrative expense for the year ended December 31, 2024.

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