The Heinz Company acquired Weight Watchers for $71M in 1978 before selling the company to private equity firm Artal Luxembourg in 1999 for about $735M—more than 10 times the amount Heinz paid for it.

In 2025, Weight Watchers filed for Chapter 11 bankruptcy after reporting revenue and profit losses for multiple consecutive years, with its stock price losing about 99% of its value between 2018 and 2025.

Talk show host Oprah Winfrey spent about $43M in 2015 to buy a 10% stake in Weight Watchers and join its board of directors, going on to lose 40lbs using the program.

Weight Watchers began offering access to GLP-1 weight-loss medications in 2023 after losing more than 1.5 million members over the previous two years.

Weight Watchers founder Jean Nidetch had a gambling problem, burning through the $7M she made from the company's sale to Heinz after moving to Las Vegas.

Queens, New York, housewife Jean Nidetch founded Weight Watchers in 1963 after someone mistook her for being pregnant.

Weight Watchers briefly changed its name to 'WW' in 2018 before quietly changing it back to Weight Watchers a few years later.

In 2018, Weight Watchers announced a free program for teens as young as 13—and faced significant backlash from the eating disorder recovery community as a result.

Advertising holding company WPP acquired Ogilvy & Mather in 1989 for $864M

It was the largest amount ever paid for an agency at the time. WPP, which acquired agency J. Walter Thompson for $566M just two years before the Ogilvy & Mather acquisition, still owns Ogilvy today.

PetSmart and Hilton are among 10 of the most famous leveraged buyouts in history

Some of the most famous leveraged buyout deals include Blackstone's 2007 acquisition of Hilton Hotels, in which Blackstone took the then-public company private and then returned it to the public markets in 2013. A British PE firm bought PetSmart for $9B in 2014—one of the most expensive leveraged buyouts since 2007.

From Ozempic to Wegovy, see the $58B weight loss drug market visualized in one chart.

WellHub is a startup serving roughly 4 million people in 11 countries, providing broad wellness benefits to employees

Valued at $2.4B in 2025, the company helps workers get gym access and meditation apps, in addition to basic healthcare. Listen to the founder of the company, Cesar Cevalho, explain how he scaled the company with Jeff Berman.

Watch the infamous live feud between Bill Ackman and Carl Icahn from 2013 in the fallout of a billion-dollar accusation that Herbalife was a pyramid scheme.

How one supplement company cost a short seller $1B

Pershing Square, a hedge fund founded and run by Bill Ackman, put short positions on Herbalife in 2012, because it believed the company was a pyramid scheme. Ackman's longtime rival and legendary investor Carl Icahn began buying Herbalife shares, causing the stock price to rise—ultimately hurting Pershing Square's short position.

Health food broke into the mainstream by the 1980s

A 1984 New York Times story noted that Americans were eating less red meat than a decade prior, and that, in general, the country was “talking, thinking and worrying about what they eat to a degree unique in the nation's history.” The feature then details foods that were then considered bizarre: whole-grain muffins, hummus, and a variety of vegetarian dishes. (Some readers may experience a paywall.)

The controversial 'Peloton Wife' ad from 2019 cost the company more than $1B in market value

The 2019 ad of a man gifting his wife a Peloton exercise bike sparked a wave of controversy, with some calling the ad sexist and fatphobic. The ad's backlash decreased the company's market value by $1.6B.

In 2023, Americans spent more than $50B on weight loss drugs, a number expected to triple or more by the end of the decade.

SoftBank lost billions of dollars on WeWork. Meanwhile, WeWork’s founder walked away a billionaire

In the years leading up to WeWork’s bankruptcy, the tech holding company SoftBank invested roughly $16B into the company.

In 2012, Bill Ackman's hedge fund, Pershing Square, took a $1B short position against supplement company Herbalife after discovering that 82% of the company's distributors never made a profit, calling it a true pyramid scheme.

US consumers spent $670M on snack food during Super Bowl week in 2024

According to Circana and NielsenIQ, Super Bowl week drove $670M in snack spending and 107 million pounds of food, with most fans watching at home, spending about $44 on food and drinks each.

Tiffany & Co. was among LVMH's most expensive—and complex—acquisitions

Three years after LVMH acquired Tiffany in 2021 for $15.8B, the jeweler's profits doubled to over $1B per year.

Advertising powerhouse Mary Wells Lawrence became the first female CEO of a public company listed on the NYSE when her ad agency went public in 1968.

See a ranking of the most iconic Super Bowl advertisements ever aired

The list highlights ads that reshaped Super Bowl advertising, including Snickers' Betty White spot, Budweiser's endlessly quoted "Whassup," and Wendy's "Where's the beef," showing how commercials became as memorable as the game itself.

In 2023 and the first half of 2024, Berkshire Hathaway bought back more than $12B of its own stock

In the second half of 2024, the company—and Buffett—decided to buy up shares of Domino’s Pizza, Pool, Sirius XM Holdings, and Liberty Media. They also decided to sell Capital One, Ulta Beauty, and Nu Holdings, among others. Learn why Buffett is buying and selling these stocks and what it could mean for the financial conglomerate.

History's weirdest weight loss fads, fact-checked

Nothing catches popular attention more than a claim to have found a quick weight-loss technique. History shows us such claims are often unfounded. Dr. Michael Mosley explores extreme weight-loss tips from history, from tapeworms to vinegar diets.

The health food industry grew significantly in the early 1990s

By 1996, there were over 6,000 health food stores in the US, which generated over $9B in sales. That was still a small number compared to traditional supermarkets, but it was a 17% improvement in annual growth over the previous five years, highlighting a rapidly growing industry.

World War II helped convince food companies to produce more processed foods

Processed foods had existed since the 19th century, but they began infiltrating the mainstream during World War II, with foods designed to last on the battlefield for days. After the war, food companies saw great potential in the relatively cheap foods aimed at busy households. (Some readers may experience a paywall.)

A private equity firm led the leveraged buyout of Toys 'R' Us before the company's bankruptcy

After being acquired by two private equity firms and a real estate company for more than $6B in 2005, Toys 'R' Us filed for bankruptcy in 2017. Many point to the $400M a year the company had to pay to service its debt, as well as increased competition from online retailers like Amazon, for draining its profits and ultimately dragging it under.

SoftBank acquired a majority stake in WeWork in October 2019

SoftBank is widely considered the biggest victim in the WeWork story, losing billions of dollars that it invested in the company while WeWork’s CEO walked away a billionaire himself.

Meta's acquisition strategy for Instagram and WhatsApp led to a 5-year-long antitrust lawsuit

In 2020, the Federal Trade Commission sued Meta as part of the agency's efforts to rein in big tech companies. The FTC alleged that Meta overpaid for Instagram and WhatsApp in a "buy or bury" strategy to gain access to those companies' talent and diminish competition. In 2025, a federal judge sided with Meta, citing intense change in the social media landscape.

Founded in 1959 by Jay Van Andel and Richard DeVos, Amway, a home goods company, is the largest multilevel marketing company in the world by revenue, generating more than $7B annually.

American Express briefly owned Lehman Brothers

In 1984, Shearson, a retail banking company and American Express subsidiary, bought the investment banking company Lehman Brothers—best known for its historic 2008 collapse—for $360M. The businesses were then called Shearson Lehman/American Express. American Express spun off Lehman Brothers with an IPO in 1994 that attracted nearly $3B in new capital.

Porsche briefly made Volkswagen the most valuable company in the world in 2008

In the wake of the 2008 global financial crisis, hedge funds began placing short positions on German automaker Volkswagen. Around the same time, Porsche began acquiring a majority stake in Volkswagen, which decreased the amount of available shares, or the "stock float." Porsche then announced that it owned more than 74% of the company, prompting short sellers to realize they had placed more short positions than were logistically possible given that less than 6% of the company's shares were available to trade. In what is largely recognized as the biggest short squeeze in history, Porsche made $10B, and hedge funds lost more than $30B.

Warren Buffett turned a struggling textile mill into Berkshire Hathaway

With Class A shares trading at over $700K per share, Berkshire Hathaway's high stock price reflects Buffett's decades of long-term investing, major acquisitions, and a philosophy that has reshaped modern finance.

CostCo's low-cost hot dogs: The strategy of 'loss leaders'

Wholesale food distributors like Sam's Club, BJ's, and CostCo place a premium on cutting costs for their consumers to cultivate brand loyalty. Enter CostCo's enduring $1.50 hot dog and soda combo. It's a classic example of a so-called "loss leader," a product a company loses money on but which keeps customers coming back for more. Learn the history of wholesalers and how selling over 200 million hot dogs in a year builds CostCo's brand.

Yahoo acquired Paul Graham's former startup Viaweb in 1998

Viaweb was the web app tech startup that Paul Graham, Robert Morris, and Trevor Blackwell cofounded before they started Y Combinator. The company sold for $49M and Viaweb was rebranded as the Yahoo Store.

The steak sandwich had been around since at least the 1800s, but in the early 1900s, a Philadelphia hot dog vendor topped it with cheese and used different bread to create the cheesesteak.

In 1965, Warren Buffett took over Berkshire Hathaway, a failing textile company

After buying bulks of its stock, Buffett then flipped Berkshire Hathaway into the most successful and largest holding company in the world, which owns companies like Geico, Duracell, and Fruit of the Loom.

Estée Lauder's son, Leonard Lauder, transformed Estée Lauder into a global powerhouse

Leonard Lauder became president of Estée Lauder Companies in 1972 and is credited with much of the brand's expansion. Under his leadership, the company launched new lines like Aramis and acquired luxury brands to bolster its position in the luxury beauty market.

The first smartwatch was made by Microsoft in 1994

Coproduced by Timex, the Timex DataLink 150 featured a small LCD screen and could transfer data to and from a Windows PC. Like the Windows XP Tablet that launched in 2002, the smartwatch did not sell well, and both products are considered to have been released before their time.

Hooters filed for bankruptcy in March 2025 after being operated by two very distinct operations

For years before that filing, the restaurant group had been operated by two different companies: one owned by private equity, and the other that includes the original founders.

What do people do once GLP-1 medications succeed at weight loss?

The drugs have been adopted by 1 in 8 Americans, with many achieving their prescribed weight loss. They now face the question of how to keep the weight off, the key issue with any weight loss program that researchers have known about for decades. Each case is unique. Some folks continue to use GLP-1s like Ozempic in minuscule doses, while others taper them off over time.

WeWork filed its first S-1 in 2019

When WeWork prepared to file for its initial public offering in 2019, its S-1 revealed its poor financial state to the public.

Ray Kroc proposed the idea of franchising McDonald's as a way to sell more of his Multimixers 7 years before buying the McDonald's brothers out of the company for $2.7M.

See the 25 largest initial public offerings in US history.

These 25 companies—which include UPS, Uber Technologies, AT&T, and The Kraft Heinz Co.—had some of the biggest IPO drops in US history. However, not all these drops led to long-term (or even immediate) success.

Hear how the Piggly Wiggly grocery store founder attempted to squeeze short sellers by cornering the grocery store's stock

Founded in 1916 in Memphis, TN by Clarence Saunders, Piggly Wiggly was the first modern grocery store with aisles for customers to shop for themselves. In 1922, investors placed short positions, sensing that the stock may be overvalued after several Piggly Wiggly franchises in the Northeast went bankrupt. Saunders attempted to squeeze short sellers by taking out $10M and buying up nearly 99% of all available Piggly Wiggly stock. Ultimately, the fiasco ended with Piggly Wiggly's stock being permanently banned from the New York Stock Exchange and Saunders leaving Piggly Wiggly and filing for bankruptcy.

Jeff Bezos purchased The Washington Post in 2013

He purchased the legacy newspaper with the intention of bringing it into the internet age, thereby helping improve its financials. Bezos’ ownership of the newspaper has been widely criticized, particularly by those who do not want the wealthiest in the country to have that much influence on the press. One Bezos critic explains the standpoint further in this article.

Hermes once usurped LVMH as the world's most valuable luxury company in April 2025

At the time, Hermes's market capitalization surpassed LVMH's after a tough earnings report for LVMH in Q1 2025. The news came roughly fifteen years after LVMH tried to quietly build a stake in Hermes.

Why did WeWork fail and why it's still around

Once valued at $47B, WeWork promised to revolutionize office space—but rapid expansion, financial red flags, and a pandemic-driven shift in work culture led to its 2023 bankruptcy. This overview looks at its rise and fall, and what’s next for the coworking giant.

After making its US debut in 2015, Shein's sales surged during the pandemic—in 2023, the fast fashion company was valued at roughly $66B.

The Walton family behind Walmart is the world’s richest family with $432B

The world’s 10 richest families, including the families behind Hermès and Mars, control hundreds of billions of dollars worth of the world’s wealth.