United States · 
Who invested in Optimism?
Optimism's investors include Andreessen Horowitz, Spark Capital, Coinbase Ventures, Paradigm and Wintermute Ventures.
United States · Venture startup
Who invested in Optimism
One round we have observed, with the 5 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
Undisclosedraised across 1 round since 2022, from 1 source
- Latest round
- VentureNov 2022
- Investors
- 5
The rounds
- Nov 2022VentureAmount undisclosed
Source recorded
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 7 firms list Optimism as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Optimism
How much has Optimism raised?
Optimism has raised 1 round since 2022, none with a disclosed amount.
When did Optimism last raise?
Optimism's most recent round was a Venture in Nov 2022.
Who backed Optimism first?
Optimism's first round on record, in Nov 2022, was backed by Andreessen Horowitz, Spark Capital and Coinbase Ventures and 2 others.
What stage is Optimism at?
Optimism's latest named round is a Venture, in Nov 2022.
Where is Optimism based?
Optimism is based in the United States.
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