The following table summarizes the Company’s investments as of June 30, 2024 (in thousands): | | | | | | | | | | | | | | | | | | Gross | | | | | | Amortized | | Unrealized | | Estimated | | | Cost | | Gains | | Losses | | Fair Value | Marketable securities available-for-sale: | | | | | | | | | | | | | U.S. treasury obligations and government agency securities | | $ | 97,176 | | $ | 1 | | $ | (55) | | $ | 97,122 | Total available-for-sale securities | | $ | 97,176 | | $ | 1 | | $ | (55) | | $ | 97,122 |
The following table summarizes the Company’s investments as of December 31, 2023 (in thousands): | | | | | | | | | | | | | | | | | | Gross | | | | | | Amortized | | Unrealized | | Estimated | | | Cost | | Gains | | Losses | | Fair Value | Marketable securities available-for-sale: | | | | | | | | | | | | | U.S. treasury obligations and government agency securities | | $ | 177,991 | | $ | 93 | | $ | (1) | | $ | 178,083 | Total available-for-sale securities | | $ | 177,991 | | $ | 93 | | $ | (1) | | $ | 178,083 |
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