Ken Griffin's $3B Carnegie Mellon donation is 'a loss for' NYC, business leaders say
Hedge fund honcho Ken Griffin's record-setting donation to Carnegie Mellon University for a new campus in Miami came months after he was dragged by Mayor Zohra…
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Ken Griffin
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Latest on Ken Griffin
Newest firstKen Griffin pledges $3 billion to Carnegie Mellon University in 'historic' gift
Citadel CEO Ken Griffin is committing $3 billion to Carnegie Mellon University, a "historic" gift that includes $2 billion to establish a new Miami campus.
Housing
Ken Griffin scores win getting approval of Miami helipad despite opposition from angry, rich neighbors
Ken Griffin's plan to build a personal helipad at a Miami Beach marina he is developing for his yachts cleared a key hurdle Thursday, despite pushback from nea…
Ken Griffin says Citadel unwound 80% of Situational Awareness risk, made $4B worth of trades
In a letter sent to clients Friday, Griffin revealed the firm has conducted more than 100 block trades worth over $4 billion in just three weeks since the purc…
Markets
Ken Griffin says Citadel unwound more than 80% of risk tied to Situational Awareness portfolio
Ken Griffin to stick with Park Ave. skyscraper plans despite Mamdani's personal attack, anti-business policies
The mayor's blind-side attack on Ken Griffin failed to derail plans for a $4.5 billion skyscraper home for Griffin's Citadel companies.
Ken Griffin urges NYC business leaders to 'speak up' against Mamdani: 'Fight for their city'
Ken Griffin is taking a fresh shot at New York City Mayor Zohran Mamdani -- while voicing willingness to sit down with the far-left leader down the road.
Housing
Ken Griffin poised to pay extra $1.4M in taxes for NYC properties thanks to Mamdani's pied-à-terre tax: report
Ken Griffin's New York City property tax bill is reportedly set to go up seven figures, thanks to Mayor Zohran Mamdani and Gov. Kathy Hochul's controversial pi…
We did the math on Ken Griffin's pied-à-terre tax bill
We did the math on Ken Griffin's pied-à-terre tax bill
Markets
Ken Griffin's $238 million New York City penthouse isn't the only pied-à-terre he owns. See what else is in his portfolio.
Ken Griffin's $238 million New York City penthouse isn't the only pied-à-terre he owns. See what else is in his portfolio.
Consumer
Jeff Bezos backs Mamdani's tax on luxury second homes, but says Ken Griffin isn't the villain
Jeff Bezos backs Mamdani's tax on luxury second homes, but says Ken Griffin isn't the villain
Jamie Dimon just joined Ken Griffin in warning that taxes could curb expansion plans
Jamie Dimon just joined Ken Griffin in warning that taxes could curb expansion plans
Technology
Citadel's Ken Griffin says Mamdani's attacks while pushing second-home tax are 'creepy weird'
Ken Griffin called Zohran Mamdani's controversial social media post outside the Citadel founder's swanky midtown penthouse "creepy weird" and ultimately "frigh…
'Why do Americans think we can do socialism?' asks hedge-fund manager Ken Griffin
The hedge-fund manager's recent comments came after New York City Mayor Zohran Mamdani, a democratic socialist, singled out Griffin's ownership of a $238 milli…
Mamdani doubles down on Ken Griffin attack despite Citadel's threat to pull $6 billion NYC project
Mayor Zohran Mamdani was remorseless Friday about dragging billionaire Ken Griffin in a viral video promoting a new, proposed pied-á-terre tax.
Macro
NYC Mayor Mamdani knocked Ken Griffin in pied-a-terre tax promo. His firm calls the move 'shameful'
Chief Operating Officer Gerald Beeson saying in a memo that targeting Griffin showed "ignorance and disdain" toward contributors to the city's economy.
Mamdani calls out Ken Griffin in push for ultra-rich second home tax in NYC
Mamdani calls out Ken Griffin in push for ultra-rich second home tax in NYC
Markets
Billionaire US investor Ken Griffin accuses Trump White House of 'enriching' itself
Citadel hedge fund boss, Republican donor and vocal Trump critic says administration has made 'distasteful' choices not in the public interest. The billionaire…
Ken Griffin says CEOs 'fear' public debates - and resent having to 'suck up' to White House to succeed
Ken Griffin says CEOs 'fear' public debates - and resent having to 'suck up' to White House to succeed
Ken Griffin, Stephen Ross bankroll $10M campaign to attract other CEOs to South Florida: 'Only place a founder can scale'
Billionaires Stephen Ross and Ken Griffin are behind the new "Ambition Accelerated" campaign promoting South Florida as a major business hub.
Housing
Stephen Ross and Ken Griffin Think Florida Is the Future for Business
Stephen Ross, the real estate developer, and Ken Griffin, the billionaire financier, are trying to attract businesses to their new base, South Florida.
Markets
Ken Griffin's flagship hedge fund at Citadel rises 10.2% in volatile 2025
Citadel's flagship multistrategy Wellington fund, its largest, gained 10.2% in 2025, according to a person familiar with the firm's returns.
Inside the string of recruiting executive departures at Ken Griffin's $69 billion Citadel
Inside the string of recruiting executive departures at Ken Griffin's $69 billion Citadel
Citadel's move from Chicago 'not hard,' billionaire Ken Griffin says, citing crime and taxes
Ken Griffin says Citadel is shrinking its Chicago presence as employees relocate due to crime and taxes.
Finance
Ken Griffin project to build Midtown's tallest skyscraper on Park Avenue gets green light
The plan for a new 350 Park Ave., a 1,600-foot-tall tower will dwarf Midtown's current cloudbuster king, the JPMorgan Chase headquarters at 270 Park Ave., by 2…
Geopolitics
Ken Griffin says it's 'anti-American' if Trump gives 'favor' over tariffs to some companies and not others
Ken Griffin says it's 'anti-American' if Trump gives 'favor' over tariffs to some companies and not others
Ken Griffin knocks Trump's corporate deals, says 'all of us lose' when government starts picking winners
Griffin said the government giving "favor" to large and well-connected companies is "not the American story."
Macro
Ken Griffin say more tariff impact on inflation is still ahead, Fed should be independent
Ken Griffin said only about half of the inflationary impact from Trump's wide-spreading levies on U.S. trading partners has passed through the economy.
Macro
Hedge fund titan Ken Griffin rips White House over 'big, beautiful' tax bill: 'Fiscal house is not in order'
Hedge fund titan Ken Griffin ramped up his war of words with the Trump White House, ripping the president's so-called 'Big, Beautiful' tax bill for adding to U…
Markets
Billionaire Ken Griffin More Than Doubled His Stake In This Market-Beating Growth Stock
"Billionaire" and "successful hedge fund manager" are titles that carry significant weight on Wall Street. These and others apply to Ken Griffin, CEO and found…
