| Schedule of Available for Sale Short-term Investments by Major Security Type |
The following table represents the Company’s available for sale short-term investments by major security type as of March 31, 2022 and December 31, 2021:
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March 31, 2022 |
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Maturity by period |
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Cost |
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Unrealized |
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Unrealized |
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Fair Value |
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Less than 1 |
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1 to 5 |
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Available for sale |
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Total |
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gains |
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(losses) |
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Total |
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year |
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|
years |
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Commercial paper |
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$ |
21,443 |
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19 |
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(725 |
) |
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20,737 |
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16,683 |
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|
4,054 |
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U.S. Treasury and Agency Bonds |
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|
23,514 |
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4 |
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(346 |
) |
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23,172 |
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8,491 |
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14,681 |
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Total |
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$ |
44,957 |
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|
$ |
23 |
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|
$ |
(1,071 |
) |
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$ |
43,909 |
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$ |
25,174 |
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$ |
18,735 |
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December 31, 2021 |
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Maturity by period |
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Unrealized |
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Unrealized |
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Fair Value |
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Less than 1 |
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Available for sale |
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Cost Total |
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|
gains |
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(losses) |
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Total |
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|
year |
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|
1 to 5 years |
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Commercial paper |
|
$ |
37,549 |
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|
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17 |
|
|
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(570 |
) |
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36,996 |
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|
|
31,833 |
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|
|
5,163 |
|
U.S. Treasury and Agency Bonds |
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|
16,984 |
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6 |
|
|
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(88 |
) |
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|
16,902 |
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|
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— |
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|
16,902 |
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Total |
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$ |
54,533 |
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23 |
|
|
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(658 |
) |
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|
53,898 |
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|
31,833 |
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|
22,065 |
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