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Investments - Available-for-Sale
9 Months Ended
Sep. 30, 2025
Investments, Debt and Equity Securities [Abstract]  
Investments - Available-for-Sale Investments - Available-for-Sale
Investments available-for-sale consisted of the following as of September 30, 2025 and December 31, 2024 (table in thousands):
September 30, 2025
Amortized CostUnrealized GainFair Value
Available-for-Sale Securities
Debt Securities$10,018 $79 $10,097 

December 31, 2024
Amortized CostUnrealized GainFair Value
Available-for-Sale Securities
Debt Securities$5,880 $60 $5,940 
The fair value of investments available-for-sale are determined using quoted market prices from daily exchange-traded markets based on the closing price as of the balance sheet date and are classified as a Level 1 measurement under ASC 820, Fair Value Measurements.
During the three and nine months ended September 30, 2025, the Company sold investments outstanding for a gain of $0.1 million and $0.2 million, respectively, which is included in realized gain on available-for-sale investments on the condensed consolidated statements of operations.
As of September 30, 2025, the Company's remaining available-for-sale securities are U.S. Department of the Treasury bonds and are all due within one year.