Company: NPWR-WT
Filing Date: 2025-03-10
Form Type: 10-K
Source: 0001845437-25-000008
Chunk: 30

Company: NET Power Inc.
Filing Date: 2025-03-10
Form: 10-K
Item: Item 16
Chunk 30
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 deposit, which is classified as a short-term investment, and investments in securities, which are classified as available-for-sale. The entire balance of $100 million of the certificate of deposit is shown within short-term investments on the consolidated balance sheets as of December 31, 2024 and December 31, 2023. The interest receivable on the certificate of deposit was $2.9 million and $1.9 million at December 31, 2024 and December 31, 2023, respectively, and is included in Interest receivable on the consolidated balance sheets. The following table presents the Company’s available-for-sale investments included in the consolidated balance sheets:$ in thousandsDecember 31, 2024Current assetsAmortized CostUnrealized GainFair ValueCorporate bonds$11,006 $15 $11,021 Commercial paper8,629 — 8,629 U.S. treasuries58,637 57 58,694 Total$78,272 $72 $78,344 Long-term assetsAmortized CostUnrealized GainFair ValueU.S. treasuries$22,538 $90 $22,628 Total$22,538 $90 $22,628 The cost of securities sold is based on the specific-identification method. During the year ended December 31, 2024 (Successor), there were no securities sold. There were no credit losses recognized during the year ended December 31, 2024 (Successor). The Company established no allowances for credit losses as of December 31, 2024. The Company did not have any available-for-sale investments as of December 31, 2023. The Company’s long-term available-for-sale investments mature through February 2026.

F-19

Audited Financial Statements of NET Power Inc. - Table of Contents

NOTE 6 — Fair Value MeasurementsThe following table presents the assets and liabilities that the Company measures at fair value on a recurring basis included in the consolidated balance sheets and indicates the level of the valuation inputs the Company utilized to determine the fair value:December 31,$ in thousandsLevel20242023AssetsAvailable-for-sale investments 11$100,972 $— Short-term investments2100,000 100,000 Total assets$200,972 $100,000 LiabilitiesPublic Warrants1$31,034 $18,969 Private Placement Warrants350,249 36,