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Kalshi taps former FBI analyst Neff for surveillance unit

By Thomson Reuters May 29, 2026 | 9:51 AM

By Anirban Sen

NEW YORK, May 29 (Reuters) – Kalshi has hired former FBI official Tyler Neff on its surveillance team, as part of a broader ​effort to ramp up safeguards on its ‌exchange at a time when prediction markets are facing increased pressure from lawmakers to crack down on insider trading on their exchanges.

• Neff joined Kalshi earlier in May, according to a ‌post ​on LinkedIn. He reports to the ⁠company’s head of enforcement ⁠and legal counsel, Robert DeNault, and will be part of a team responsible for all surveillance efforts, a spokeswoman for Kalshi said.

• Neff previously served as ​an intel analyst on a white-collar crime squad at the New York field office of the FBI ⁠for seven years. His role ⁠at the law enforcement agency was followed ​by stints at the New York Stock Exchange, Wedbush ​Securities, and Canaccord Genuity.

• Kalshi has ramped up hiring ‌on its surveillance unit this year, tapping a handful of other executives from Wall Street financial institutions like Morgan Stanley and Nasdaq.

• The latest moves come ⁠as top prediction markets have witnessed a surge in suspicious trades in recent months. Since the start of this year, ⁠Kalshi has probed ‌and flagged more than 400 suspicious ⁠trades, more than twice the number of ​trades ‌that the platform investigated all of last ​year, Reuters ⁠reported earlier in May.

• Earlier this week, the U.S. Justice Department charged a Google software engineer with using insider information to rig bets tied to Google’s most-searched list on Polymarket.

(Reporting by Anirban Sen in New YorkEditing ​by Nick Zieminski)