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Warren and Merkley press White House on prediction-market safeguards
The senators sought answers after a former teleprompter operator was sanctioned for trading on advance knowledge of presidential remarks.
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CFTC says person-based prediction contracts are presumptively vulnerable to manipulation
The staff advisory stops short of banning “mention markets” but demands contract-specific safeguards and scrutiny
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CFTC orders former White House teleprompter operator to repay Kalshi mention-market profits
Gabriel Perez must disgorge more than $107,000 and pay a $65,000 penalty after regulators said he used presidential speeches to trade contracts on words the president might say.