Convertible and Redeemable Preferred Stock and Stockholders’ Deficit | Convertible and Redeemable Preferred Stock and Stockholders’ Deficit Warrants In April and June 2020, pursuant to the Baker Bros. Purchase Agreement, as discussed in Note 4 – Debt 2,732 4,575 0.0154 In May 2022, the Company completed an underwritten public offering (the May 2022 Public Offering) which included the issuance of common warrants to purchase 362,640 93.75 205,360 93.63 five-year 894,194 0.0154 In June 2022, as required by the Second Baker Amendment, the Company issued the June 2022 Baker Warrants to purchase up to 582,886 0.0001 93.75 five-year 4.99 19.99 0.0154 In February, March, April, July, August, and September 2023, pursuant to the SSNs as discussed in Note 4 – Debt 1,152,122 2,615,383 1.25 0.13 0.0154 On December 21, 2023, warrants to purchase up to 9,972,074 613 As of June 30, 2024, warrants to purchase up to 20,807,539 2.42 , Schedule of Warrants Type of Warrants Underlying common stock to be Purchased Exercise Price Issue Date Exercise Period Common Warrants 451 $ 14,062.50 May 24, 2018 May 24, 2018 to May 24 2025 Common Warrants 888 $ 11,962.50 April 11, 2019 October 11, 2019 to April 11, 2026 Common Warrants 1,480 $ 11,962.50 June 10, 2019 December 10, 2019 to June 10, 2026 Common Warrants 1,639 $ 0.0154 April 24, 2020 April 24, 2020 to April 24, 2025 Common Warrants 1,092 $ 0.0154 June 9, 2020 June 9, 2020 to June 9, 2025 Common Warrants 8,003 $ 735.00 January 13, 2022 March 1, 2022 to March 1, 2027 Common Warrants 8,303 $ 897.56 March 1, 2022 March 1, 2022 to March 1, 2027 Common Warrants 6,666 $ 309.56 May 4, 2022 May 4, 2022 to May 4, 2027 Common Warrants 894,194 $ 0.0154 May 24, 2022 May 24, 2022 to May 24, 2027 Common Warrants 582,886 $ 0.0154 June 28, 2022 May 24, 2022 to June 28, 2027 Common Warrants 49,227 $ 0.0154 December 21, 2022 December 21, 2022 to December 21, 2027 Common Warrants 130,461 $ 0.0154 February 17, 2023 February 17, 2023 to February 17, 2028 Common Warrants 258,584 $ 0.0154 March 20, 2023 March 20, 2023 to March 20, 2028 Common Warrants 369,231 $ 0.0154 April 5, 2023 April 5, 2023 to April 5, 2028 Common Warrants 349,463 $ 0.0154 July 3, 2023 July 3, 2023 to July 3, 2028 Common Warrants 615,384 $ 0.0154 August 4, 2023 August 4, 2023 to August 4, 2028 Common Warrants 12,721,893 $ 0.0154 September 27, 2023 September 27, 2023 to September 27, 2028 Prefunded Common Warrants 4,807,694 $ 0.0010 September 27, 2023 September 27, 2023 to September 27, 2028 Total 20,807,539 Preferred Stock Effective December 15, 2021, the Company amended and restated its certificate of incorporation, under which the Company is currently authorized to issue up to 5,000,000 0.0001 Convertible and Redeemable Preferred Stock On August 7, 2023, the Company filed a Certificate of Designation of Series E-1 Convertible Preferred Stock (E-1 Certificate of Designation), par value $ 0.0001 2,300 0.40 25 On August 7, 2023, certain investors party to the December 2022 Notes and the February 2023 Notes exchanged $ 1.8 1,800 0.0154 1.8 0.1 On December 11, 2023, the Company filed a Certificate of Designation of Series F-1 Convertible Preferred Stock (F-1 Certificate of Designation), par value $ 0.0001 95,000 0.0635 0.0154 On December 21, 2023, the Company issued a total of 22,280 613 9,972,074 21,667 Nonconvertible and Redeemable Preferred Stock On December 16, 2022, the Company filed a Certificate of Designation of Series D Non-Convertible Preferred Stock (the D Certificate of Designation), par value $ 0.0001 70 1 70 Note 4 – Debt Common Stock Effective September 14, 2023, the Company further amended its amended and restated certificate of incorporation to increase the number of authorized shares of common stock to 3,000,000,000 Purchase Rights On September 15, 2022, the Company entered into certain exchange agreements with the Adjuvant Purchasers and the May 2022 Notes Purchasers to exchange, upon request, the Purchase Rights for an aggregate of 942,080 Note 6 – Fair Value of Financial Instruments In 2023, the Company signed an additional agreement with the holders of the Purchase Rights which fixed the total aggregate value of the Purchase Rights at $ 24.7 21,667 In connection with the SSNs issuances, during the three and six months ended June 30, 2024, the number of outstanding Purchase Rights increased by 16,303,657 1,161,636,815 15,218,227 24,966,856 During the three months ended June 30, 2024, the Company issued 24,350,000 1,546,948,899 Common Stock Reserved for Future Issuance Common stock reserved for future issuance is as follows in common equivalent shares as of June 30, 2024: Summary of Common Stock Reserved for Future Issuance Common stock issuable upon the exercise of stock options outstanding 3,713 Common stock issuable upon the exercise of common stock warrants 10,598,201 Common stock available for future issuance under the 2019 ESPP 509 Common stock available for future issuance under the Amended and Restated 2014 Plan 5,823 Common stock available for future issuance under the Amended Inducement Plan 609 Common stock reserved for the exercise of purchase rights 741,490,642 Common stock reserved for the conversion of convertible notes 155,468,037 Common stock reserved for the conversion of series E-1 preferred stock 37,770,024 Total common stock reserved for future issuance 945,337,558 (1) The potentially dilutive securities in Note 2 – Summary of Significant Accounting Policies |