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Kalshi’s compliance department uncovered a series of large trades made by Santos throughout February 2026 involving contracts that would pay out based on whether he attended the State of the Union address on 24 February.
The exchange reported that Santos then issued public statements regarding his attendance, some deemed false or misleading, that were deliberately aimed at influencing the price of “Yes” or “No” contracts connected to his attendance.
Kalshi stated that these statements successfully moved market prices and that Santos realised profits totalling $17,839.57 from the trades. After detecting Santos’ trades, Kalshi froze his account then referred the matter to federal authorities, NPR reported.
How to play Spaceman
The comment period opened shortly after several members of a Senate subcommittee alluded to the rise of prediction markets and the subsequent risk of a spike in harassment cases at a May federal sports betting hearing. The hearing, commenced by a US Senate Committee on Commerce, Science and Transportation subcommittee, was held at the Russell Senate Building during the heart of the NBA and NHL Playoffs.
Cruz, who chairs the Senate Commerce Committee, also co-authored the aforementioned Protect College Sports Act with Washington Senator Maria Cantwell. As cloture motion for floor debate of the act began this week, Cruz has expressed optimism that the bill will be signed into law.
The proposed bill seeks to prevent student-athletes from trading on prediction markets, but does not set any explicit standards on player harassment.
How to play Spaceman
Stevenson Starks shared those concerns that the NCAA has towards online sports betting in the U.S.:
“The two [concerns] are the integrity of athletic competition, and how that could potentially be impacted by a proliferation of legalized sports wagering. And then the second is really the health and well-being of student athletes.“
Stevenson added that the NCAA is determined to keep local student organisations informed of key regulations.
