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Citadel Securities Urges SEC to Oversee Certain Prediction Market Contracts (Daily Update, September 10, 2026)

Citadel Securities Urges SEC to Take Oversight of Some Wagers Citadel Securities told regulators that prediction market contracts linked to publicly-traded companies should be overseen by the Securities and Exchange Commission instead of the agency that has taken responsibility for them so far, the Commodity Futures Trading Commission. The firm wrote in a letter Wednesday that contracts tied to "key…

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Winston Taylor deepens litigation bench adding former federal prosecutor and SEC enforcement attorney John D. Mitchell in Chicago – Winston Taylor

Winston Taylor announced today that John D. Mitchell, a former Assistant U.S. Attorney in the Northern District of Illinois and Senior Attorney in the SEC’s Division of Enforcement, has joined as a partner in the firm’s Investigations & White Collar Defense Practice in Chicago. An accomplished trial and regulatory lawyer, John brings more than a decade of government and private…

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George Santos Settles Regulator’s Claim Over ‘Manipulative Activity’ on Kalshi – WSJ

Former congressman George Santos will pay more than $35,000 to settle a regulator’s claim that he manipulated wagers on prediction market Kalshi over whether he would attend the State of the Union. The Commodity Futures Trading Commission said Friday that Santos made over $17,000 by making timely bets on his attendance at the president’s annual address to Congress. The regulator…

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