The head of a $418 billion asset manager details how to evaluate funds when they’re blowing up
4 min read
Leopold Aschenbrenner’s meltdown helped AI stocks soar. It likely came too late to save other funds’ July returns.
AI stocks jumped after Citadel bought Leopold Aschenbrenner's stock portfolio. But the rebound likely came too late to rescue other hedge funds' July.
3 min read
The Situational Awareness fiasco has triggered an avalanche of memes
Ken Griffin's Citadel pouncing after Leopold Aschenbrenner's Situational Awareness ran into trouble has sparked a wave of memes on social media.
2 min read
A professor who hit 'Lean FI' by moving abroad and saving 70% of his income explains why he prefers the 'permanent portfolio' investment strategy
"I don't have a house, and I don't have a car. But I have financial independence."
4 min read
What smart people are saying about the Situational Awareness stock sell-off to Citadel
Leopold Aschenbrenner's AI hedge fund, Situational Awareness, sold most of its stock portfolio to Citadel. Here's what smart people are saying.
6 min read
Meet the Gen Z AI whiz at the center of a hedge fund meltdown
Leopold Aschenbrenner is the wunderkind and former OpenAI employee whose hedge fund is in chaos. Here's what you need to know about him.
4 min read
Blackstone transformed Jersey Mike's. Now it's giving employees a bite of the $7 billion IPO.
Jersey Mike's IPO will be Blackstone's first public offering with its new profit-sharing offer for employees.
6 min read
Situational Awareness was forced to sell most of its stocks to Citadel. The fund got to keep its best asset.
Ken Griffin's fund bought a majority of Leopold Aschenbrenner's public equities book, but none of the firm's private holdings.
3 min read
Yum! Brands says the cyclospora outbreak had a 'meaningful' impact on Taco Bell sales
The outbreak of diarrhea caused by the cyclospora parasite caused a 2% dip in Taco Bell sales, but it says it's bouncing back.
2 min read
5 Citadel campus recruits on breaking in and getting ahead
Business Insider talked to five summer interns and campus hires from Citadel and Citadel Securities about how they made an impact at the hedge fund early.
7 min read
Exclusive
A prominent short-seller is adding a new client fee to pay for beefed-up security
The firm's leaders will also pay for the short-seller's security, a person close to Carson Block's firm said.
2 min read
Exclusive
Whatnot is in talks to raise a new funding round at a $20 billion valuation
Whatnot, a live shopping startup, aims for $20 billion valuation in financing talks, driven by livestream sales in fashion and collectibles.
2 min read
Meta’s AI bets are swallowing almost all its free cash flow
Meta's AI investments cut free cash flow by 91%, while ad revenue rose 27% as AI boosts ad targeting and content recommendations.
2 min read
I'm in over $100,000 in student loan debt, but I'm not using my degrees. I now often wonder if college was worth it.
I dropped out of graduate school because my student loan debt kept increasing. I now live under the weight of expensive monthly repayments.
4 min read
Jersey Mike's is going public. Here are 4 takeaways from its IPO filing, from a $41 million jet to big expansion plans
Jersey Mike's is going public Thursday and has plans to expand globally. Its prospectus highlights growth potential and the founder's private jet.
4 min read
Mark Cuban and Michal Burry warn the AI boom is dangerously reliant on Nvidia
Mark Cuban said Nvidia is "funding everyone and anyone," like IPOs during the dot-com bubble. Michael Burry said it's "overreaching" with its deals.
4 min read
The 5 most interesting takeaways from Bernard Arnault's rare podcast interview
"Why give out information?" joked Bernard Arnault, LVMH CEO, in a rare interview on the "LEGEND" podcast.
5 min read
LVMH's Bernard Arnault says he regrets selling his early Netflix stake as he missed out on a monster gain
LVMH CEO Bernard Arnault said he acquired nearly 20% of Netflix early on but sold it prematurely, and it was a similar story with his Google shares.
2 min read
Companies laying off staff this year include Meta, Amazon, and Visa — see the list
Layoffs have hit over 35 companies in 2026, including Meta, Walmart, and Visa, as AI and economic conditions reshape the business landscape.
22 min read
Elon Musk teases a Warren Buffett-style pledge to give his money away
Elon Musk hinted at a Warren Buffett-style commitment after a Nobel economist challenged him over his prediction that "money won't matter" by 2036.
3 min read
Greg Abel is starting to make his mark as Warren Buffett's successor
Greg Abel, who succeeded Warren Buffett as Berkshire's CEO this year, has completed his first acquisition and put his deputies to work.
5 min read
Big-name hedge funds investing in outside managers are turning to a proven pool of talent: Former Citadel PMs
At least a dozen former Citadel PMs now manage money at their own funds for the peer group of Ken Griffin's firm.
3 min read
JPMorgan’s AI leadership is getting a reset. These are the key players.
After the firm's AI chief stepped down earlier this month, JPMorgan has reshuffled the ranks of its AI leadership.
4 min read
I racked up $40,000 in credit card debt and kept it a secret from everyone. At 40, I had to move in with my parents to pay it down.
After living in NYC for 15 years, Johanna Dickson had $40,000 in debt across her credit cards. She moved back to her parents' to start tackling it.
7 min read
I've interviewed dozens of FIRE investors who focus on earning more, and learned the easiest side hustle is often the most time-consuming
Earning more is one of the "secret skills" of people who have achieved financial independence, but some side hustles are a bigger lift than others.
5 min read
Wall Street’s deal toys are booming. AI is making them weirder.
Manufacturers of deal toys, the tchotchkes used to commemorate Wall Street's transactions are downstream of the AI trade — and unrealistic AI designs.
4 min read
There's a new way to land an internship at Millennium: be an AI superstar
Introducing an AI internship track was "obviously a strategic decision" for Millennium, as the firm doubles down on young talent.
3 min read
A millennial retired early by investing in real estate and one index fund. He explains why he likes owning both assets.
Investing in VOO "almost feels like a loophole," said Todd Baldwin.
6 min read
Exclusive
Nvidia has a new way to sell more AI chips: help customers buy them
Nvidia's new financing model aids neoclouds like GMI Cloud in AI expansion. The chip giant's partnerships has sparked criticism on circular financing.
3 min read
Inside Kalshi's plan to attract Wall Street traders
Kalshi's Head of Institutional, Andy Ross, tells Dan DeFrancesco why the prediction market wants more professional investors on its platform.
5 key takeaways from Jamie Dimon's hourlong podcast interview
JPMorgan CEO warned of inflation risks, said the US should strangle Iran's economy, and argued that being insecure is a CEO's biggest enemy.
5 min read
Jamie Dimon shared the one characteristic he says sinks CEOs
JPMorgan CEO Jamie Dimon discussed the dangers of insecurity in leadership, as well as advocating for humility and transparency in corporate culture.
3 min read
Live Q&A: Why Kalshi is wooing Wall Street
BI's Dan DeFrancesco speaks with Kalshi's Head of Institutional, Andy Ross, to learn how the prediction market platform plans to attract Wall Street.
1 min read
Why 'Big Short' investor Michael Burry says Netflix makes milk — while Disney makes wine
Michael Burry of "The Big Short" fame said on his Substack that Disney and Pixar create "evergreen content," while Netflix mostly doesn't.
2 min read
Funds that multiply the stakes of stock bets are more popular than ever — and facing bans overseas
Leveraged ETFs are more popular than ever, with $200 billion in investor funds, and can wipe investors out — even if they're right.
7 min read
I was ashamed of my $100,000 debt. When I finally told my friends, they helped me come up with a plan.
I'm a single mom with medical debt and felt like I failed. But I learned that my friends have also experienced debt; now I'm paying in installments.
4 min read
Meet the JPMorgan wealth planner in your college team's locker room
Mikael Lemieux didn't talk about finances a lot when he was playing hockey. He's now helping JPMorgan get in with athletes when they're young.
5 min read
A financially independent millennial shares 2 'golden rules' of real estate that helped him build wealth
The 1% rule can be used as a starting benchmark to figure out if a rental will generate positive cashflow, Cody Berman said.
4 min read
Dan Ives, the Wall Street analyst known for his bullish tech calls, is making a big bet on himself
Business Insider talked to tech analyst Dan Ives about his plan to form a "modern merchant bank." Beyond a promise to disrupt, the details are sparse.
3 min read
Warren Buffett's message to investors: Be careful
Warren Buffett called out widespread gambling on stocks and the huge amounts being spent on AI. He also discussed his Alphabet wager.
4 min read
SpaceX stock drops to a new low and loses $1 trillion in value in a month
SpaceX's market cap has lost about $1 trillion in value since its June 16 peak and hit a new low since its record-breaking IPO.
2 min read
SpaceX short sellers are up $5 billion as the stock sinks on fading IPO hype
Investors who bet against the stock are sitting on $5 billion in paper profits after SpaceX's public offering gave way to a major share price slide.
2 min read
2 brothers built a multimillion-dollar junk removal business with less than $10,000. They explain what it takes to get started and make money.
The McKinney brothers said "almost anyone can do it." They describe how they started their junk removal business with about $8,000.
5 min read
White House teleprompter operator on unpaid leave after reports he made more than $100k betting on Trump's speeches
Gabriel Perez, White House teleprompter operator, faces a CFTC probe over allegations that he earned $100K from bets on Trump's speeches using Kalshi.
3 min read
Inside hedge funds' never-ending hunt for an edge
Fast-moving markets, pricey hires, and AI have all pushed the biggest hedge funds to branch beyond their four walls for an edge.
4 min read
Warren Buffett should direct some of his giving to Trump Accounts, the program's architect says
Warren Buffett giving a chunk of his fortune to 70 million American children would be a "fitting legacy" for the investor, Brad Gerstner said.
3 min read
Kalshi is trying to turn flight cancellations into trades
The prediction market is launching a new category of bets linked to flight cancellations at US airports.
3 min read
Jamie Dimon says businesses are already getting smarter about AI spending
Dimon said that the bank considers the value AI adds and negotiates with vendors "all the time."
3 min read
Trump calls data centers 'money machines' and says New York is letting them slip away
Trump slams New York's pause on AI data center, warning it could drive investment to states like Texas, amid debates over the infrastructure's impact.
2 min read
