River Markets Raises $8.5M Seed

River Markets, a technology startup focused on institutional-grade prediction market trading tools, has raised $8.5 million in a seed funding round. The capital will support the company as it scales its platform for professional traders and financial institutions.

Investors

The funding round was led by Haun Ventures. Additional participating investors included Y Combinator, Coinbase Ventures, and Qube Research Technologies, along with a group of angel investors.

River Markets Use of Funds

River Markets intends to use the capital to hire additional engineers, develop faster and more secure trading infrastructure, and expand its sales and operations teams to accommodate new professional clients. The funding will also support the creation of advanced tools for money management and large-scale trading across various prediction markets.

About River Markets

Founded in 2023 by CEO Oscar Levy and CTO Antonin Parrot, River Markets provides a unified software platform that allows professional traders and financial institutions to aggregate and manage trading activity across fragmented prediction market exchanges. The company offers data links, risk-management tools, and algorithms designed to facilitate large-scale trades with minimal market impact.

Funding Details

Company Website: https://rivermarkets.com

Company: River Markets
Raised: $8.5M
Round: Seed
Funding Date: July 2026
Lead Investor: Haun Ventures
Additional Investors: Y Combinator, Coinbase Ventures, Qube Research Technologies
Software Category: Financial Technology
Source: https://finance.yahoo.com/markets/options/articles/exclusive-river-markets-announces-8-133000202.html