Matt Levine’s Money Stuff: The Indian Options Trade Was Too Good (Correct)

Indian options

Last year, Jane Street Group sued Millennium Management for allegedly stealing its secret trade ideas. Jane Street had employed a couple of traders who discovered a trading strategy in the [redacted] market. Jane Street did some initial testing and found results that were “counterintuitive, unexpected, and initially met with significant skepticism and incredulity internally at Jane Street”: It made so much money that everyone thought it was a mistake. Jane Street started running the strategy in the [redacted] market and made a lot of money. Eventually the traders left for Millennium, and then Millennium allegedly started running the same ...