Lobbyists for the law said it would protect trade secrets and invite high-paying companies to Florida.

Griffin, who runs a $66 billion hedge fund, was able to navigate markets that turned turbulent in April after U.S. President Donald Trump announced "reciprocal" tariffs on dozens of countries. Citadel ...

Finance experts debated unexpectedly high CPI data's impact on bonds, humorously likening Elon Musk's "refer-a-friend" strategy to financial referral tactics, while Ken Griffin's tax proposal ...

Citadel Securities acquires Morgan Stanley's electronic options market-making business, solidifying its industry dominance.

Billionaire investor Kenneth C Griffin runs one of the most successful hedge funds in the world. As the founder and CEO of Citadel Advisors with a majority stake, Griffin has a net worth of £35.69 ...

Citadel Securities bought Morgan Stanley’s unit focused on electronic market-making for US equity options, expanding the firm ...

Virtu lends its support to IEX after Ken Griffin’s firm criticised planned exchange’s ability to cancel and reprice trades ...

For the first time since he took office 2019, Gov. Ron DeSantis allowed legislation to become law without his signature.

Ken Griffin loaded up on Alphabet stock in Q1, too. His Citadel Advisors hedge fund boosted its position in the Google parent ...

New Holland Capital launched Plum Island Partners and hired a North Rock executive to lead it.

Discover how Citadel Securities solidifies its dominance in market-making with a key acquisition from Morgan Stanley.

Billionaire Israel Englander of Millennium Management sold 740,500 shares of Nvidia, cutting his stake 7%. He also bought 986 ...