| Investments consist of available-for-sale securities |
Investments consisted of available-for-sale securities as follows (in thousands):
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
March 31, 2025 |
|
|
|
Amortized Cost |
|
|
Unrealized Gain |
|
|
Unrealized Loss |
|
|
Estimated Fair
Value |
|
Short-term marketable securities: |
|
|
|
|
|
|
|
|
|
|
|
|
Corporate bonds |
|
$ |
42,200 |
|
|
$ |
18 |
|
|
$ |
(4 |
) |
|
$ |
42,214 |
|
U.S. Treasury securities |
|
|
26,811 |
|
|
|
21 |
|
|
|
(4 |
) |
|
|
26,828 |
|
Total short-term marketable securities |
|
$ |
69,011 |
|
|
$ |
39 |
|
|
$ |
(8 |
) |
|
$ |
69,042 |
|
Long-term marketable securities: |
|
|
|
|
|
|
|
|
|
|
|
|
Corporate bonds |
|
$ |
59,961 |
|
|
$ |
148 |
|
|
$ |
(6 |
) |
|
$ |
60,103 |
|
U.S. Treasury securities |
|
|
27,068 |
|
|
|
120 |
|
|
|
— |
|
|
|
27,188 |
|
U.S. government agency debt securities |
|
|
12,499 |
|
|
|
2 |
|
|
|
(9 |
) |
|
|
12,492 |
|
Total long-term marketable securities |
|
$ |
99,528 |
|
|
$ |
270 |
|
|
$ |
(15 |
) |
|
$ |
99,783 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
December 31, 2024 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Amortized Cost |
|
|
Unrealized Gain |
|
|
Unrealized Loss |
|
|
Estimated Fair
Value |
|
Short-term marketable securities: |
|
|
|
|
|
|
|
|
|
|
|
|
Corporate bonds |
|
$ |
33,519 |
|
|
$ |
23 |
|
|
$ |
(5 |
) |
|
$ |
33,537 |
|
U.S. Treasury securities |
|
|
30,130 |
|
|
|
27 |
|
|
|
(4 |
) |
|
|
30,153 |
|
Total short-term marketable securities |
|
$ |
63,649 |
|
|
$ |
50 |
|
|
$ |
(9 |
) |
|
$ |
63,690 |
|
Long-term marketable securities: |
|
|
|
|
|
|
|
|
|
|
|
|
Corporate bonds |
|
$ |
33,982 |
|
|
$ |
16 |
|
|
$ |
(43 |
) |
|
$ |
33,955 |
|
U.S. Treasury securities |
|
|
24,146 |
|
|
|
23 |
|
|
|
(15 |
) |
|
|
24,154 |
|
U.S. government agency debt securities |
|
|
3,500 |
|
|
|
1 |
|
|
|
— |
|
|
|
3,501 |
|
Total long-term marketable securities |
|
$ |
61,628 |
|
|
$ |
40 |
|
|
$ |
(58 |
) |
|
$ |
61,610 |
|
|
| Investments in a continual unrealized loss position |
Investments in a continual unrealized loss position for less than 12 months consisted of the following (in thousands):
|
|
|
|
|
|
|
|
|
|
|
March 31, 2025 |
|
|
December 31, 2024 |
|
|
|
Fair Value |
|
|
Fair Value |
|
Corporate bonds |
|
$ |
12,593 |
|
|
$ |
23,375 |
|
U.S. government agency debt securities |
|
|
8,991 |
|
|
|
— |
|
U.S. Treasury securities |
|
|
6,406 |
|
|
|
13,079 |
|
Total available-for-sale securities |
|
$ |
27,990 |
|
|
$ |
36,454 |
|
|