3. Intangible assets, net

Intangible assets, net, other than goodwill, consist of the following: 

The gross amounts associated with software developed for internal use primarily represent capitalized costs of internally developed software. The amounts relating to customer relationships, trade names, and domain names primarily represented the fair values of intangible assets acquired as a result of the acquisition of Fluent, LLC, effective December 8, 2015; the acquisition of Q Interactive, LLC, effective June 8, 2016; the acquisition of substantially all the assets of AdParlor Holdings, Inc. and certain of its affiliates, effective July 1, 2019; and previously the acquisition of a 50% interest in Winopoly, LLC, effective April 1, 2020. On January 31, 2026, the Company entered into a membership interest purchase agreement to divest its 100% interest in Winopoly, LLC, and accordingly deconsolidated the entity under ASC 810 (see Note 12, Divestiture for details).

The Company completed its quarterly triggering event assessment for the three months ended  March 31, 2026 and determined that no triggering event had occurred requiring further impairment assessment of its long-lived assets.

Amortization expenses of $1,662 and $2,391 for the three months ended  March 31, 2026 and 2025, respectively, are included in depreciation and amortization expenses in the consolidated statements of operations. As of March 31, 2026, intangible assets with a carrying amount of $481, included in the gross amount of software developed for internal use, have not commenced amortization, as they are not ready for their intended use. 

As of March 31, 2026, estimated amortization expenses related to the Company's intangible assets for the remainder of 2026 and through 2031 and thereafter are as follows: