Plus, China’s policy blitz, investors grab European equities, and Mica Ertegun’s collection
A quirky and opaque New York firm has rapidly expanded to become the most profitable trader of all
Handful of secretive businesses including Jane Street and Citadel Securities have seized market share from the old guard
Could Figgie be Pit the younger?
FT Alphaville’s main takeaways from the secretive trading firm’s bond prospectus
High-speed trading firm sued hedge fund last week over lucrative options trading strategy it claims were stolen
Trading revenue for secretive New York firm rivals sums generated by Wall Street banks
Lawsuit sets up rare public clash between two big Wall Street rivals
The new trading royalty
We’re all just its counterparties
Fidelity halves the proposed going rate as speculation mounts that SEC approval is near
A bluffer’s guide to the Jane Street coin flip game
Jane Street beset by toxic flow
Judicial review hears of exchange’s actions in March 2022 when it feared market had turned disorderly
. . . and a study in crypto-market consequences
Exchange’s defence against judicial review says level of margin calls would have bankrupted multiple clearing members
Lawsuit comes a day after similar action by Elliott against metals exchange over March trade halt
Jane Street and Jump Trading among financial companies that are boosting their digital asset units
The fast-growing market-maker helped keep bond ETFs liquid during turmoil last year
