At Citadel, the country's most powerful hedge fund, engineers are now in the midst of a delicate operation of ripping out and replacing one of the core systems: the reference-data platform.

Fast forward to today, Tan's team is 14-strong and is leading the charge on a complete overhaul of a key data platform that will see Citadel replace its software stack and reimagine its data model ...

Citadel invited clients to cash out profits after a roughly 15% gain in its flagship strategy last year, but the vast majority opted to keep their money in the multistrategy hedge fund. The ...

Ken Griffin’s Citadel prolonged its non-compete agreements for some portfolio managers to 21 months, underscoring the unrelenting hiring war among multistrategy hedge funds. The firm’s non ...