The move comes just one week after news broke that the DOJ opened an investigation into George Santos for alleged insider trading on Kalshi.

Kalshi is expanding its Washington D.C. office with ex-White House officials and lobbyists as prediction market regulation debates intensify across Capitol

A spokesperson for the company said that the product is the fastest growing in the prediction market platform's history.

The prediction market has added several new guardrails to weed out insider trading and bad actors.