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Kalshi

DoubleZero Edge Adds Kalshi Election Data as Midterm Betting Tops $133M

New York – September 15, 2026 -- DoubleZero Foundation has added Kalshi's Elections and Politics markets to its DoubleZero Edge platform, extending low-latency order book delivery beyond the sports and crypto contracts it already carries for institutional and automated traders.

Midterm prediction market volume already exceeds the full 2024 cycle

More than $133 million had traded on U.S. House and Senate race contracts across major platforms as of mid-August, surpassing total volume for the 2024 congressional cycle, according to DoubleZero. The 2026 midterms are set for November 3, and the company says volume tied to the election has continued to climb since that August tally.

Coinbase Taps ION's XTP to Clear Kalshi Event Contracts

Coinbase Taps ION's XTP to Clear Kalshi Event Contracts

London and New York – September 13, 2026 -- Coinbase has selected ION's XTP for Event Contracts platform to handle clearing for Kalshi, the world's largest prediction market, as trading volumes in event-based contracts accelerate.

Platform processed one million Kalshi trades over Super Bowl weekend

ION and Coinbase began partnering in December 2025 to support Kalshi's event contract listings, with the three parties collaborating to expedite analysis, development and rollout. During the initial deployment phase, XTP demonstrated capacity to absorb a spike in activity, processing Kalshi's first one million trades during Super Bowl weekend.