Contribute
España
Italia
대한민국
日本
Français

Benzinga

Research
My Stocks
Tools
Free Benzinga Pro Trial

Ken Griffin

Ken Griffin is an American billionaire investor and hedge fund manager, best known as the founder and CEO of Citadel, one of the world's largest and most successful financial institutions. Griffin launched Citadel in 1990 and has grown it into a leading global hedge fund and market-making firm. He is recognized for his influence in financial markets, philanthropy, and political contributions.

Citadel Securities Is ‘Short Bonds’ and Treasury Is ‘Crushing Their Squeeze,’ Says Analyst Nicholas Mugalli as Firm Calls Buybacks ‘Financial Repression’
Citadel Securities Is ‘Short Bonds’ and Treasury Is ‘Crushing Their Squeeze,’ Says Analyst Nicholas Mugalli as Firm Calls Buybacks ‘Financial Repression’
Ken Griffin's Bet on Situational Awareness Pays Off: Citadel Posts Best Month Since 2022
Ken Griffin's Bet on Situational Awareness Pays Off: Citadel Posts Best Month Since 2022
Situational Awareness Reportedly Bet $400 Million on a $5 Billion Stealth Chip Startup— Weeks After the 'Most Catastrophic Hedge Fund Blowup' of the Year
Situational Awareness Reportedly Bet $400 Million on a $5 Billion Stealth Chip Startup— Weeks After the 'Most Catastrophic Hedge Fund Blowup' of the Year
Ken Griffin's Bet on Situational Awareness Pays Off: Citadel Posts Best Month Since 2022
Ken Griffin's Bet on Situational Awareness Pays Off: Citadel Posts Best Month Since 2022
Situational Awareness Reportedly Bet $400 Million on a $5 Billion Stealth Chip Startup— Weeks After the 'Most Catastrophic Hedge Fund Blowup' of the Year
Situational Awareness Reportedly Bet $400 Million on a $5 Billion Stealth Chip Startup— Weeks After the 'Most Catastrophic Hedge Fund Blowup' of the Year
Wall Street's Biggest Hedge Funds Targeted by Hackers in AI Voice Scam
Wall Street's Biggest Hedge Funds Targeted by Hackers in AI Voice Scam
Bill Ackman Warns NYC's Luxury Home Tax Will Backfire, Says It Could Lower Property Values and Tax Receipts
Bill Ackman Warns NYC's Luxury Home Tax Will Backfire, Says It Could Lower Property Values and Tax Receipts

Ken Griffin Recent News

GOP Megadonor Ken Griffin Signals 2028 Presidential Favorite— and it's Not JD Vance
GOP Megadonor Ken Griffin Signals 2028 Presidential Favorite— and it's Not JD Vance
GOP megadonor Ken Griffin reportedly backed Marco Rubio over JD Vance in a potential 2028 Republican presidential primary.
Citadel CEO Says AI Is Now Doing PhD-Level Finance Work In Days Instead Of Months—And It Left Him 'Fairly Depressed'
Citadel CEO Says AI Is Now Doing PhD-Level Finance Work In Days Instead Of Months—And It Left Him 'Fairly Depressed'
Citadel CEO Ken Griffin said AI is automating PhD-level finance work in days, signaling a major shift in high-skilled jobs.
Trump's China Strategy, Griffin's Take On Inflation, US Economy's Resilience And More: This Week In Economy
Trump's China Strategy, Griffin's Take On Inflation, US Economy's Resilience And More: This Week In Economy
Weekend headlines focused on President Donald Trump's China strategy, inflation concerns, labor market shifts, and the U.S. economy's resilience during the Iran war.
SEC Proposes Allowing Firms To Switch From Quarterly To Half-Yearly Earnings Reports—Here's What To Know
SEC Proposes Allowing Firms To Switch From Quarterly To Half-Yearly Earnings Reports—Here's What To Know
SEC proposes shift from quarterly to semiannual earnings reports for U.S. public companies, letting them choose frequency that suits them.
Hedge Fund Billionaire Ken Griffin Warns Wealthy Investors May Not Grasp Private Credit Risks— 'The Real Issue Here Is...'
Hedge Fund Billionaire Ken Griffin Warns Wealthy Investors May Not Grasp Private Credit Risks— 'The Real Issue Here Is...'
Ken Griffin warns wealthy investors may misunderstand private credit risks as liquidity concerns rise and firms continue raising billions despite market stress
Ken Griffin Threatens To Halt $6 Billion NYC Project After Mayor Mamdani's 'Tax-The-Rich' Video Targets His Penthouse: Report
Ken Griffin Threatens To Halt $6 Billion NYC Project After Mayor Mamdani's 'Tax-The-Rich' Video Targets His Penthouse: Report
Citadel CEO Ken Griffin criticizes NYC Mayor Zohran Mamdani after his $238 million penthouse appears in a tax video, as the firm signals a possible pause on a $6 billion Midtown development.
Ken Griffin Says Hormuz Staying Shut Means Recession: 'No Way To Avoid That'
Ken Griffin Says Hormuz Staying Shut Means Recession: 'No Way To Avoid That'
Citadel's Ken Griffin warns a prolonged Strait of Hormuz closure could push the global economy into recession amid a deepening energy-price shock.
Citadel Securities Sees Record-Breaking $12 Billion In Trading Revenue In 2025
Citadel Securities Sees Record-Breaking $12 Billion In Trading Revenue In 2025
Citadel Securities saw a record breaking $12.2 billion in trading revenue in 2025, a 25% increase from the previous year's $9.7 billion.
Ray Dalio Warns Post-World War II Global Order On Brink Of 'Breakdown' Amid Greenland, Minneapolis Conflicts
Ray Dalio Warns Post-World War II Global Order On Brink Of 'Breakdown' Amid Greenland, Minneapolis Conflicts
Hedge fund billionaire Ray Dalio warned that the post-World War II global order is approaching a critical breaking point, calling recent conflicts and political shocks a part of a broader historical pattern rather than isolated events, clearly indicating a decline.
Ray Dalio Identifies 5 Forces Driving Market Cycles Over 500 Years: 'Like A Movie'
Ray Dalio Identifies 5 Forces Driving Market Cycles Over 500 Years: 'Like A Movie'
Ray Dalio, the founder of Bridgewater Associates, shared his insights on the historical patterns of market cycles, identifying five key forces that have been driving these cycles for the past 500 years.
ImmunityBio's 700% Revenue Boom Becomes Citadel's Latest I‑Told‑You‑So
ImmunityBio's 700% Revenue Boom Becomes Citadel's Latest I‑Told‑You‑So
Hedge funds have been anticipating a surge in ImmunityBio's revenue, which has grown by 700% year-over-year.
GOP Megadonor Ken Griffin Blames Tariffs For 'Sticky' Inflation, Sees This Trump Policy As Future Relief
GOP Megadonor Ken Griffin Blames Tariffs For 'Sticky' Inflation, Sees This Trump Policy As Future Relief
Citadel CEO Ken Griffin stated that while there is " no doubt" that President Donald Trump inherited an economy grappling with inflation, some of his own policies have been inflationary.
Michael Burry Stirs GameStop Stock Again — But Jim Simons, Ken Griffin Are In The Red On It
Michael Burry Stirs GameStop Stock Again — But Jim Simons, Ken Griffin Are In The Red On It
GameStop (GME) stock recently spiked after Michael Burry resurfaced and sparked speculation. Billionaire holders are still losing money.
BitMine's Earnings Tease A MAVAN Moonshot — And Cathie Wood, Ken Griffin Were Buying Months Ago
BitMine's Earnings Tease A MAVAN Moonshot — And Cathie Wood, Ken Griffin Were Buying Months Ago
BitMine Immersion Technologies Inc (AMEX:BMNR) just dropped the kind of earnings update that makes you double-check the ticker.
HIVE Says It Should Be A $20 Stock — And This Billionaire Just Bought In
HIVE Says It Should Be A $20 Stock — And This Billionaire Just Bought In
HIVE Digital Technologies Ltd (NASDAQ:HIVE) dropped a bold valuation argument on its second quarter earnings call — one that turned heads even in a market obsessed
Ken Griffin's Faraday Bet Faces A Death Cross — With Mariah Carey Riding Shotgun
Ken Griffin's Faraday Bet Faces A Death Cross — With Mariah Carey Riding Shotgun
Ken Griffin's Faraday Future bet may soon turn for the worse as FFAI stock faces a Death Cross. Mariah Carey's endorsement...
Novo, Pfizer Are Battling To Buy The Future Of Weight-Loss — But Viking Already Owns It
Novo, Pfizer Are Battling To Buy The Future Of Weight-Loss — But Viking Already Owns It
Viking Global's $45 million investment in Metsera, a biotech company is caught in a bidding war between Pfizer and Novo Nordisk.
Trump's Halo Moment Sends GameStop Stock Soaring — But Steven Cohen's Still Pulling The Trigger
Trump's Halo Moment Sends GameStop Stock Soaring — But Steven Cohen's Still Pulling The Trigger
GameStop's meme magic is back with Trump/politics & pop culture fueling a viral rally, but Steven Cohen's hedging...
Connect With Us
instagramlinkedinyoutubeblueskymastodon
About Benzinga
Market Resources
Trading Tools & Education
Ring the Bell
© 2026 Benzinga | All Rights Reserved