| Summary of outstanding warrants to purchase common stock |
The following table summarizes information with regard to outstanding warrants to purchase stock as of June 30, 2026: | | | | | | | | | | Number of Common | | | | | | | | Shares Issuable | | | | | | | | Upon Exercise of | | | | | | | | Outstanding | | Exercise | | | Offering | | Warrants | | Price | | Expiration Date | 2026 May Pre-Funded Warrants | | 9,210,790 | | $ | 0.00001 | | NA | 2026 May Tranche A Common Warrants | | 13,206,026 | | $ | 2.65 | | July 7, 2027 | 2026 May Tranche B Common Warrants | | 13,206,026 | | $ | 2.65 | | July 7, 2028 | 2026 May Tranche C Common Warrants | | 13,206,026 | | $ | 2.65 | | July 7, 2031 | 2026 May Placement Agent Warrants | | 792,362 | | $ | 4.1075 | | July 7, 2031 | 2025 October Series I Common Warrants | | 1,048,094 | | $ | 6.00 | | October 8, 2030 | 2025 October Series II Common Warrants | | 1,048,094 | | $ | 6.00 | | April 8, 2027 | 2025 July Common Warrants | | 436,000 | | $ | 5.25 | | July 2, 2030 | 2025 Representative Warrants | | 82,800 | | $ | 7.75 | | July 2, 2030 | 2024 Tranche A Warrants | | 114,773 | | $ | 75.60 | | July 21, 2029 | 2024 Tranche B Warrants | | 139,877 | | $ | 120.00 | | July 21, 2029 | 2024 Tranche C Warrants | | 72,663 | | $ | 165.00 | | July 21, 2029 | 2023 Tranche B Preferred Warrants | | 14,652 | | $ | 143.25 | | September 7, 2028 | 2022 Common Warrants | | 75,939 | | $ | 58.80 | | October 25, 2027 | Total | | 52,654,122 | | | | | |
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