Note 5. Intangible Assets, Net

Intangible assets, net consisted of the following (amounts in thousands):

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Estimated future amortization intangible assets as of September 30, 2022 was as follows (amounts in thousands):

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During the three months ended September 30, 2022 and 2021, aggregate amortization expense for intangible assets was $1.2 million and $0.9 million, respectively, of which $0.5 million and $0.3 million, respectively, was included in technology and development expense. During the nine months ended September 30, 2022 and 2021, aggregate amortization expense for intangible assets was $3.4 million and $1.7 million, respectively, of which $1.6 million and $0.7 million, respectively, was included in technology and development expense.