Explore MarketSpeaker's latest reporting, research, and expert analysis tagged with "citadel securities", collected in one continuously updated archive.
Nearly $7 trillion in U.S. equity options expired during September’s triple witching, the second-largest expiration on record, raising questions about whether the removal of dealer positioning could leave the S&P 500 more vulnerable to volatility.
A record $9.6 trillion in U.S. options exposure is set to expire by September 18, including $6.2 trillion concentrated on the quarterly triple-witching session.
Crypto market maker Wintermute has secured a U.S. broker-dealer license, paving the way to trade traditional securities and compete with established Wall Street firms.
Ripple raises $500 million at a $40 billion valuation to expand its institutional crypto-service offerings.