Keep pulling the thread on Ken Griffin.
Citadel is the most profitable hedge fund in history.
Google used computational power comparable to that of the fifth largest country in the world to revisit machine learning for the purpose of optimizing its search monetization.
Google's open-sourcing of its TensorFlow library was a significant contribution that reintroduced machine learning to the broader population.
Within 10 days of TensorFlow's release, Citadel integrated it into its systems, where it became part of the decision-making for nearly 25% of daily trades in the U.S. stock market.
Ken Griffin claims that the concept for the U.S. government's Operation Warp Speed originated with him and his team at Citadel.
Ken Griffin estimates that Operation Warp Speed saved approximately half a million lives in the United States.
The United States does not have a particle accelerator facility competitive with CERN in Switzerland.
The cancellation of the Superconducting Super Collider in the U.S. led a generation of physicists, particularly string theorists, to pursue careers in derivatives trading on Wall Street.
The term "high frequency trading" was coined at Citadel by a former string theorist to differentiate short-term trading strategies from longer-term ones.
In its early days, Citadel's recruiting strategy involved offering compensation higher than Wall Street standards to attract top undergraduate and graduate talent.
Early employees and interns from Citadel in the 1990s have gone on to hold senior positions at other major financial institutions, including Chief Operating Officer at J.P. Morgan and head of foreign exchange at Credit Suisse.
Citadel experienced one of its only losing years in 1994, with a capital loss of approximately 4%.