Citadel
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BloombergFederal Appeals Court Clears IEX's Proposed Options Exchange That Deliberately Slows Orders
A federal appeals court on Friday denied Citadel's attempt to stop IEX from launching an options exchange that intentionally slows orders. The ruling clears the way for the new platform.
jpost.comArchaeologists Find 600-Year-Old Citadel in Peruvian Jungle
Researchers uncovered a pre-Incan citadel estimated at 600 years old. The site contains human remains, tools, and ritual offerings.
crowdfundinsider.comCitadel CEO Ken Griffin Says AI Now Performs High-Level Research in Hours
Citadel CEO Ken Griffin said artificial intelligence has become more powerful than he previously believed. He described seeing AI complete research tasks that once took teams of finance professionals weeks or months.
Citadel CEO says AI technology has become more powerful
Citadel CEO Ken Griffin stated that AI has grown more powerful than it was nine months ago. He said the technology now performs work previously done by finance professionals with advanced degrees.
New York PostCitadel's Ken Griffin Says He Will Shift More Jobs to Miami After Clash With NYC Mayor Mamdani Over Luxury Tax Proposal
President Trump told a radio host that losing hedge fund CEO Ken Griffin would be a big loss for New York and urged Mayor Zohran Mamdani to meet with billionaires and help with their projects. Griffin said Citadel will add far more jobs in Miami over the next decade after Mamdani…
Former Citadel Securities Quant Builds China Hedge Fund Past $1 Billion
A former Asia quant research chief at Citadel Securities has more than tripled assets at his China-focused hedge fund in recent months. The firm increased fundraising after establishing a strong performance record. The growth reflects renewed investor interest in China strategies…
cnbc.comApollo Plans Second Headquarters in Florida or Texas
Private equity firm Apollo is preparing to establish a second headquarters in either Florida or Texas, with a formal announcement expected within weeks. The move follows an internal memo signaling growth outside New York and comes as Citadel CEO Ken Griffin announced plans to exp…
Fox NewsCitadel to Expand Miami Office Instead of Manhattan
Ken Griffin on Tuesday criticized a video by New York City Mayor Zohran Mamdani filmed outside his Central Park South penthouse. He said Citadel would double down on growth in Miami instead of Manhattan amid a proposed pied-à-terre tax.
koreaherald.comSouth Korean President Lee Jae Myung and Vietnam Leader To Lam Tour Hanoi Citadel on State Visit
South Korean President Lee Jae Myung and Vietnam's top leader To Lam visited the Imperial Citadel of Thang Long in Hanoi on April 24, 2026, accompanied by their spouses. The outing followed a bilateral summit two days earlier and served as a gesture of reciprocity. The citadel, a…
anonymous / Wikimedia (CC0)Citadel's Chief People Officer Departs Amid Hedge Fund Talent Competition
Citadel's chief people officer has left the firm after joining in 2022 from Goldman Sachs. A spokesperson for Citadel stated appreciation for the individual's contributions and emphasized the firm's focus on attracting and developing talent. The departure occurs as hedge funds co…
Substrate placeholder — needs reviewInstitutional Investors Show Increased Preference for Call Options Last Week
Institutional investors purchased approximately 22% more call options than put options last week, marking the largest such difference in at least 16 months, according to Citadel. This activity indicates a higher risk appetite among these investors. Monday and Tuesday also recorde…
Substrate placeholder — needs reviewHaiti Authorities Arrest Seven Suspects After Fatal Stampede at Historic Fortress
Authorities in Haiti arrested seven suspects, including five police officers, following a stampede that killed at least 25 people at a mountaintop fortress. The incident occurred on Saturday at La Citadelle in Milot, with dozens injured. A police investigation into the cause is o…
jurist.orgAt Least 30 Killed in Crowd Incident at Haiti's Citadelle Laferrière Fortress
A crowd formed at the entrance to the Citadelle Laferrière fortress in northern Haiti, resulting in at least 30 deaths. The site is one of Haiti's most recognized historical landmarks. Officials are investigating the incident that occurred on April 12, 2026.
Substrate placeholder — needs reviewSome Wall Street Firms Enter Prediction Markets While Major Trading Firms Stay Out
Certain Wall Street participants have begun participating in prediction markets. However, several large trading firms, including Citadel Securities, IMC Trading, and Hudson River Trading, have not entered the space. The article examines this divide in the financial industry's app…
winnipegfreepress.comAt Least 30 Killed in Crush at Historic Fortress in Northern Haiti
A crush at Citadelle Laferrière, a 19th-century fortress in northern Haiti, resulted in at least 30 deaths and dozens of injuries on Saturday. The incident occurred during a gathering of students and visitors at the UNESCO world heritage site. Authorities confirmed the casualties…
Substrate placeholder — needs reviewStampede at Haitian Historic Fortress Results in Dozens of Deaths
A stampede occurred at the Citadelle Laferrière, a historic fortress in northern Haiti. The incident left dozens of people dead. The site is recognized as one of Haiti's key landmarks.
Substrate placeholder — needs reviewCitadel Securities Strategists Link Declining Retail Investor Sentiment to Potential Equity Rebound
Strategists at Citadel Securities have observed fading sentiment among retail investors in equities. They interpret this trend as a possible indicator of an upcoming market rebound. The analysis draws on recent investor behavior data.
Substrate placeholder — needs reviewIran War Triggers Retail Stock Sales and India's Energy Market Disruptions
Retail investors sold U.S. stocks and options last week amid the Iran war, according to Citadel Securities. India's economy faces an energy shock from the conflict, affecting its currency, stocks, and growth projections. The war has led to a triple energy shock for India, impacti…
Substrate placeholder — needs reviewMajor Firms Support Options Clearing House Plan Amid Retail Broker Cost Concerns
Bank of America, Citadel, and Goldman Sachs have expressed support for a plan proposed by the Options Clearing Corporation, the world's largest options clearing house. Retail brokers have raised concerns that the plan would impose hundreds of millions of dollars in additional cos…