Sigma Prime Ventures | Activity | F4

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Team Portfolio Raise Champions Essays

F4/Sigma Prime Ventures/Activity

Sigma Prime Ventures Activity

Every public signal F4 has attached to this firm, with sources and cross-entity links.

Types

Time range

Exit

Portfolio company Interactions was acquired by SoundHound AI for $60M, bolstering SoundHound's agentic AI capabilities for enterprise customer service.

Interactions

InteractionsSigma Prime Ventures

soundhound.comSEP 9, 2025

SEP 9, 2025

Introducing F4 Champions, a new accelerator for founders at the earliest stage.F4 Champions for early-stage foundersEnrollment closesAugust 2Learn more

Team Portfolio Raise Champions Essays

F4/Sigma Prime Ventures/Activity