| Schedule of Marketable Securities |
The table below summarizes the marketable securities: | | | | | | | | | | | | | | | | | | | | | | | | | June 30, 2022 | | Amortized Cost | | Unrealized Gains | | Unrealized Losses | | Aggregate Fair Value | | (in thousands) | | Money market funds | $ | 18,084 | | | $ | — | | | $ | — | | | $ | 18,084 | | | | | | | | | | | | | | | | | | | Cash equivalents | 18,084 | | | — | | | — | | | 18,084 | | | | | | | | | | | U.S. treasury securities | 56,156 | | | — | | | (257) | | | 55,899 | | | Corporate bonds | 20,285 | | | — | | | (84) | | | 20,201 | | | Commercial paper | 13,995 | | | — | | | — | | | 13,995 | | | Short-term investments | 90,436 | | | — | | | (341) | | | 90,095 | | | | | | | | | | | | | | | | | | | | | | | | | | | Total marketable securities | $ | 108,520 | | | $ | — | | | $ | (341) | | | $ | 108,179 | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2021 | | Amortized Cost | | Unrealized Gains | | Unrealized Losses | | Aggregate Fair Value | | (in thousands) | | Money market funds | $ | 57,829 | | | $ | — | | | $ | — | | | $ | 57,829 | | | | | | | | | | | Cash equivalents | 57,829 | | | — | | | — | | | 57,829 | | | | | | | | | | | U.S. treasury securities | 28,064 | | | — | | | (16) | | | 28,048 | | | Corporate bonds | 31,558 | | | 4 | | | (23) | | | 31,539 | | | Commercial paper | 23,973 | | | — | | | — | | | 23,973 | | | Short-term investments | 83,595 | | | 4 | | | (39) | | | 83,560 | | | | | | | | | | | | | | | | | | | | | | | | | | | Total marketable securities | $ | 141,424 | | | $ | 4 | | | $ | (39) | | | $ | 141,389 | |
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