Kalshi, Polymarket implement new insider trading guidelines

24th March, 2026

Narayani Srinivasan
CFTC building entrance with emblem on brick wall exterior

The two major prediction market players have taken steps to address insider trading, on the back of mounting pressure from industry experts and senators to thwart market manipulation.

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ABN AMRO
Bank of America
CBOE
Citi
Goldman Sachs
DRW Holdings
HSBC
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Marex
Morgan Stanley
SGX
SocGen
Susquehanna
MUFG Investor Services
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ABN AMRO
Bank of America
CBOE
Citi
Goldman Sachs
DRW Holdings
HSBC
J.P Morgan
Marex
Morgan Stanley
SGX
SocGen
Susquehanna
MUFG Investor Services
TP ICAP
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