Viridian Therapeutics, Inc.\DEVRDN
| Dec 31, 2014 | Dec 31, 2015 | Dec 31, 2016 | Dec 31, 2017 | Dec 31, 2018 | Dec 31, 2019 | Dec 31, 2020 | Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 | Dec 31, 2024 |
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| Net loss | -8 | -11 | -13 | -27 | -33 | -42 | -111 | -79 | -130 | -238 | -270 |
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| Issuance of common stock under license agreement | - | 0 | - | - | - | - | 6 | 8 | - | 6 | - |
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| Share-based compensation expense | 4 | 3 | 2 | 2 | 4 | 4 | 4 | 14 | 20 | 67 | 42 |
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| Amortization of Debt Issuance Costs and Discounts | - | - | - | - | - | - | - | - | 0 | 0 | 0 |
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| Depreciation and amortization | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
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| Accretion and amortization of premiums and discounts on available-for-sale securities | - | - | - | - | 0 | 0 | -0 | -1 | 0 | 11 | 16 |
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| Net loss on extinguishment of debt | - | - | -71,000 | - | - | - | - | - | - | -0 | - |
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| Debt Extinguishment Expense | - | - | - | - | - | - | - | - | - | 1 | - |
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| Loss on sale of equipment | - | - | - | - | - | - | - | -0 | - | -0 | -0 |
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| Non-Cash Lease Expense | - | - | - | - | - | - | - | -0 | 0 | 0 | 0 |
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| Other non cash items | - | - | - | - | - | - | -0 | - | - | -0 | - |
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| Prepaid expenses and other assets | -0 | -0 | -0 | 1 | -0 | -0 | 0 | 1 | 3 | 2 | 12 |
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| Accounts payable | - | - | - | -0 | -0 | 1 | -0 | 2 | 12 | -12 | -0 |
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| Accrued and other liabilities | - | - | - | -2 | 1 | 1 | 5 | 1 | 8 | 5 | 22 |
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| Unbilled revenue | - | - | - | - | - | - | - | - | -0 | - | -0 |
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| Deferred revenue | - | - | - | - | - | - | - | 1 | -0 | -0 | -0 |
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| Net cash used in operating activities | -2 | -7 | -7 | -28 | -27 | -36 | -30 | -55 | -94 | -184 | -232 |
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| Purchases of short-term investments | - | - | - | - | - | - | - | 188 | 223 | 408 | 695 |
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| Proceeds from sales and maturities of short-term investments | - | - | - | - | - | - | - | - | 109 | 315 | 467 |
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| Purchases of property and equipment | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
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| Net cash used in investing activities | -0 | -0 | -0 | 1 | -30 | 28 | -50 | -74 | -115 | -94 | -229 |
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| Proceeds from Issuance of Common Stock | - | - | - | - | - | - | - | - | - | 15 | 68 |
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| Proceeds from Issuance of Private Placement | - | - | - | - | - | - | - | - | - | 76 | - |
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| Common Stock | - | - | - | - | - | - | 1 | 7 | 19 | 7 | 25 |
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| Preferred Stock | - | - | - | - | - | - | 5 | 1 | 3 | 5 | 2 |
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| Payment of issuance costs | - | - | - | - | - | 0 | - | - | - | - | - |
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| Proceeds from Issuance of Convertible Preferred Stock | - | - | - | - | - | - | 91 | - | 44 | - | 25 |
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| Proceeds from Issuance of Warrants | - | - | - | - | - | - | 25 | 1 | - | - | - |
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| Payment of debt extinguishment costs | - | - | - | - | - | - | - | - | - | 1 | - |
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| Payment of debt issuance costs | - | - | - | - | - | - | - | - | 0 | - | - |
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| Proceeds from Stock Options Exercised | - | - | - | 0 | 0 | 0 | - | 1 | 3 | 19 | 5 |
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| Proceeds from Stock Plans | - | - | - | - | - | - | - | 0 | 0 | 1 | 1 |
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| Net cash provided by financing activities | 7 | 13 | -0 | 52 | 42 | 0 | 101 | 125 | 322 | 226 | 458 |
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| Net increase (decrease) in cash and cash equivalents | - | - | - | - | - | -8 | 21 | -4 | 113 | -53 | -3 |
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| Interest paid | - | - | - | - | 0 | 1 | 0 | - | 0 | 1 | 2 |
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| Capital Expenditures Incurred but Not yet Paid | - | - | - | - | - | - | - | 0 | 0 | - | 0 |
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| Stock Issuance Costs Included In Accrued Liabilities | - | - | - | - | - | - | - | - | - | 0 | 0 |
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| Stock Issuance Costs Included In Accounts Payable | - | - | - | - | - | - | - | - | - | 0 | - |
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| Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | - | - | - | - | - | - | - | - | - | - | 0 |
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| Remeasurement of operating lease right-of-use assets for lease modifications | - | - | - | - | - | - | - | - | - | - | 1 |
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| Notes Reduction | - | - | - | - | - | - | - | - | - | 5 | - |
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| Notes Issued | - | - | - | - | - | - | - | - | - | 5 | - |
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| Amortization Of Stock Issuance Costs | - | - | - | - | - | - | 0 | 0 | 0 | - | - |
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