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Citadel founder pays $43.2m for document and will display it in Walmart heir’s museum
Kenneth Griffin says a ban on the controversial practice would cut costs for the market maker
US group seeks to swat away ‘conspiracy theories’ regarding restricted trading in meme stocks
Broker Robinhood defends market structure as regulator’s comments send shares in trading group Virtu tumbling
The Chicago-based hedge fund manager has rebounded from the brink of collapse during the last financial crisis
Heath Tarbert appointed chief legal officer at Ken Griffin’s market making firm
Stimulus could jolt inflationary pressures back to life, top hedge fund manager warns
Vlad Tenev admits a liquidity crisis led to trading curbs that outraged users
Featuring some hedge fund bosses, a fintech billionaire and a Roaring Kitty
Value of the extra trading is expected to be widely shared by market makers
The trading platform’s regulatory woes spurred a flurry of venture capital deals
Melvin Capital, which tends to run a fairly aggressive short book, had bet that GameStop shares would fall
Point72 and Ken Griffin’s Citadel invest $2.75bn with Melvin Capital
Retail trading app agreed has seen its popularity skyrocket but has found itself in hot water
Managers across the Atlantic have been making higher returns, and assets tend to follow returns
Market-maker traded ahead of customer over-the-counter orders over 2-year period
Citadel, Millennium and Balyasny are among the big winners during first half of year
Regulator ends longstanding investigation into US market maker and other local groups
Financial group says GSA induced researcher to supply confidential information
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MEMX, created to drive down market data fees, clears SEC regulatory hurdle
Three new managers will join the $32bn hedge fund to help capitalise on looser policy
Hedge fund billionaire sees potentially lucrative opportunities amid global risks
Hedge fund boss traded his way from Harvard dorm to most expensive property in US
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