What a $1K investment in P&G stock 20 years ago would be worth today

If you'd invested $1K in Apple stock in 2005, you'd have roughly $130K as of 2025

Over the past 20 years, Apple stock generated an annualized total return of about 27.6%. Learn more about how those numbers came to be in this article.

The S&P 500 yields a roughly 10.5% average annual return

Tthe factors that go into that calculation are multifaceted—from how inflation impacts it to the stocks themselves. During periods of high inflation, stock performance can be stunted by investor concerns, for instance. The average return also varies based on whether dividends are included.

S&P Global, the company that makes the S&P 500, is listed on the S&P 500

When the S&P 500 index was released in 1957, it was helpful for investors, but not necessarily profitable. S&P Global now makes more than $1B a year just from selling its index data. Alongside its other services, like credit ratings, S&P Global makes more than $14B a year.

In 2024, US private equity posted an 8.1% return

Tracked by Cambridge Associates, 2024 performance saw limited partner distributions overtake contributions for the first time in years. Cambridge Associates, a leader in the space, typically uses a 2.0x+ MOIC (Multiple on Invested Capital) as a benchmark for top-quartile PE fund success.

Visualizing decades of stock market performance

Stock markets and the indexes that track their biggest companies tend to ebb and flow, with long growth periods punctuated by shorter recessions. Track the 60-year history of one of the most common stock market indexes, the S&P 500, with this data visualization. The chart highlights the long-term durability of markets despite appearance of short-term volatility.

Before the S&P 500 launched in 1957, Standard and Poor's had a daily index with just 90 companies

Unlike previous indexes from S&P, the S&P 500 could be computed in real time using computer technology that tracked stock tickers across stock exchanges. This innovation is partly what led to 500 companies being listed on the index, a huge increase from the 90 companies in S&P's flagship index when the company had to do all the analysis by hand.

Pop culture sometimes changes the way people invest

After the "Barbie" movie premiered, the number of investors in Barbie parent company Mattel's stock grew more than six times larger on the investment platform Public, according to the platform's recent report. Other cultural trends have affected which stocks investors choose as well.

S&P 500 stocks that have increased their dividends for 25 consecutive years are called 'dividend aristocrats'

Dividend aristocrats are considered the best of the best on the S&P 500—all with market capitalizations above $3B, more than $5M in daily trading volume, and consecutive dividend growth for a minimum of 25 years. Some examples of dividend aristocrats are Coca-Cola, Procter & Gamble, and Walmart.

The S&P 500 has an average intra-year drawdown of -16%

In a given year, the value of the S&P 500 can significantly fluctuate. An intra-year drawdown is the most significant difference between the index's peak and lowest point.

Pension funds' allocations to risky, alternative investments increased by 25% between 2001 and 2021

The portion of pension funds' risky investments, including alternative investments such as private equity, increased from 14% in 2001 to 39% in 2021. Analysts say private equity investments have delivered higher returns than traditional assets like stocks and bonds. Increased investment in private equity has also given pensions a way to recover from the 2008 financial crisis without necessarily investing more money.

Some institutional investors are growing wary of private equity, as certain investments underperform traditional market indices

Private equity often attracts investors who can afford to tie up capital for long periods of time in exchange for higher returns than traditional investments. For many years, private equity at least tracked with the S&P 500 in terms of returns to investors, but in 2024 and 2025, it underperformed and posted declining returns.

Pension plans investing over 60% in stocks had the highest real returns in 2024

In order to ensure that retirees received all the retirement funds a company or other institution may have promised them, pensions were often limited to investing in run-of-the-mill assets like government securities, investment-grade bonds, and blue-chip stocks. But as market conditions have evolved, pensions are increasingly being invested in a wider range of assets, including alternative investments.

See a timeline of S&P Global's history—the company behind the S&P 500

From the 1941 merger of Standard Statistics and Poor's Publishing to the creation of the S&P 500 in 1957, the company that created the famous index has long been a leader in financial intelligence.

In late 2025, the top 10 companies in the S&P 500 made up more than 40% of the index's total value

This raised concerns for investors about the index's risk exposure. As many large tech companies continued posting record highs, analysts argued that the top-heavy index was becoming less representative of the economy as a whole.

One $100 investment in the Medallion Fund skyrockets over time

The Medallion Fund, the famously secretive quant fund that invests billions of dollars for the partners and employees of a single firm with a legendary track record, has trounced the market for more than three decades. While its results are an extreme outlier, this visualization showcases the power of compound interest.

Digital coupon platform Groupon IPO'd in 2011 at a $17.8B market cap, but as of 2024 was worth just $103M—a 99.4% decrease.

In 2018, Apple became the world's first publicly traded trillion-dollar company

The valuation was made possible by Steve Jobs' return to the company in 1997, who implemented a simplification strategy by cutting the majority of Apple's existing product line. His promotion of Jony Ive to SVP of industrial design would help popularize Apple through colorful products and marketing.

Nike went public in 1980, and the first share sold at $22

Nike stock plummeted in the four years that followed the company’s initial public offering (IPO). The company’s deal with Michael Jordan in 1984 ultimately revived investor confidence.

Read how Vanguard's founder used the S&P 500 to revolutionize retail investing

John Bogle, the founder of The Vanguard Group, created a fund that tracked the S&P 500 in 1976. That fund created an unprecedented opportunity for individual retail investors, brought down fees across the board, and popularized the belief that passive, low-cost index fund investments would outperform actively managed portfolios long-term.

Nearly half of billionaires planned to increase exposure to direct private equity investments in 2026.

The average American contributed nearly $6,000 to a 401(k) retirement account in 2023.

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.

Read about the evolution of the S&P 500 and its recession recovery

Since the S&P 500 is considered a bellwether index (meaning it represents the health of the US economy), its value is important for investors in both bull and bear markets. The S&P 500 has been impacted by recessions and downturns, from the 1970s oil crisis to the dot-com crash of the early 2000s.

In 2006, Macy's was worth $20B—but as of 2024, its market cap was just under $5B

Macy's went from roughly 800 to 500 stores within the same time period. Macy’s has spent the recent years since the pandemic closing swaths of stores.

The average grocery trip in 2025 totaled $150.84, up 3.6% from the previous year

That's according to data from Consumer Affairs. Some prices, like for specific sodas and breakfast cereals, increased by more than 20% over the same time period.

Many reality TV show prizes have been diluted by inflation, as prize money hasn't increased for many of these competitions in decades.

Evaluating college endowment returns

According to a new study, US college and university endowments achieved an average net return of 11.2% in fiscal year 2024. Harvard University maintained its position as the largest endowment, valued at $53.2B. Read this Forbes article to learn more about how institutions manage and grow their financial resources through endowments.

In the early 2000s, Warren Buffett invested $1M in an index fund to show that passively managed investments would outperform hedge funds—making the point that actively managed funds are not worth the management fees they charge.

PayPal's Peter Thiel turned his Roth IRA into $5B

In 1999, tech titan Peter Thiel had a Roth IRA with roughly $2K in it. By 2019, that tax-free account was worth $5B. For context, the average Roth IRA was worth roughly $39K at the end of 2018. Naturally, Thiel had a few investment options that the average person probably doesn’t have access to—but the story of his IRA’s boom is nonetheless fascinating.

71% of equity investments in Q1 2025 went to AI companies

That's up from just 14% in 2020, according to JPMorgan, which recently conducted an analysis of venture capital investment trends in the US.

YouTube was acquired by Google for $1.65B in stock during its second year

In 2006, Google acquired YouTube for $1.65B, only two years after its launch. Sequoia Capital, one of Silicon Valley's best-known venture firms, was an early investor in the streaming video platform, seeing it as the next step in the evolution of user-generated content that flourished online during the mid-2000s.

More than 650 companies went public in the US in 1996

As the dot-com bubble reached its peak, most dot-com companies went public with little proof of being profitable and were often overvalued. In 1999, the Nasdaq's price-to-earnings ratio (a tool used to determine a stock's value that divides its price by earnings) hit 90.2, signaling that many companies were operating at a net loss. Startups promised investors that more time and money would help scale their businesses and become profitable.

GameStop stock began a meteoric rise in January 2021, rallying from a low of $2.57 to as high as $438 when Keith Gill helped mobilize retail investors to drive prices higher

Keith Gill was a financial advisor who posted on social media under usernames including "Roaring Kitty." Backing from Chewy founder Ryan Cohen, who became GameStop's CEO, took things up a notch.

The pickleball market is expected to hit $4.4B by 2033

In 2023, the global pickleball market was $1.5B. By 2023, it's expected to grow by a compound annual growth rate of 11.3%.

See how the S&P 500 performed throughout the first 100 days of each modern presidency.

Extending the worldwide lifespan by one healthy year is worth $38T

This econometric study attempts to estimate the economic value of increasing the global healthy lifespan by one year—and to answer the question of whether it is better to extend lifespans or slow the rate of healthy aging.

Mutual funds in seven broad categories averaged a 13.1% annual return in 2023.

Investors rely on the S&P 500 as a benchmark for the state of the economy

Since the index represents a broad range of diverse industries, it's become a proxy for the market itself and a common benchmark for investors to compare returns and performance patterns against. Generally speaking, when someone says a stock is under- or out-performing the market, that actually means under- or out-performing the S&P 500. The S&P 500 is exchange-agnostic, and includes companies listed on both the NYSE and Nasdaq.

Retail investing by the numbers

When average Americans began pouring into the stock market, Wall Street wasn’t sure if its new guests were there to stay. But at the end of 2023, Public confidently declared that retail investors “weren’t going anywhere” after 30 million new individuals began buying and selling stock. Download the report to learn more here.

Visualizing the AI investment wave

This data visualization from Reuters shows how massive AI investment has become by December 2025—revealing that, in today’s dollars, spending has surpassed the combined total of the Apollo program and the Manhattan Project.

Relive the biggest swings in the Dow’s history

From the 1929 crash to the Coronavirus Pandemic in 2020, this piece spotlights five of the most dramatic single-day moves in the Dow’s 125-year history.

Ranking the world’s economies: 1980 vs. 2025

The US remains the world’s largest economy, having increased its annual gross domestic product from $2.9T in 1980 to $30.6T in 2025. In 1980, China ranked seventh globally with a GDP of $304B. In 2025, China ranked second with a GDP of $19.4T.

Auto and consumer goods companies absorbed billions in costs due to President Trump's 2025 tariffs.

Even iconic companies can get dropped from the Dow

The Dow’s lineup evolves as the economy changes. General Electric, part of the original 1896 index, was removed in 2018, after 122 years. ExxonMobil, once the world’s largest company, was replaced by Salesforce in 2020.

Asia-Pacific's share of global venture capital investment has jumped from 3% to 28% in 20 years

China has driven much of that growth due to its manufacturing power and tech sector. This graphic shows how the share of total venture capital deal value changed around the world between 1997 and 2023.

Many retail investors exited the stock market after 2008, leading to a drop in individual market participation

That changed thanks to GameStop, federal stimulus checks, and strong corporate results in the first quarter of 2021. This chart plots how much retail investors poured into the market each day, reaching records in early 2023.

See Berkshire Hathaway's current market cap and cash on hand

Warren Buffett's holding company, Berkshire Hathaway, has one of the highest-valued stocks in history due to its collection of successful companies. As of 2024, Berkshire owned companies including Dairy Queen and GEICO.

Read about the day Palantir went public in 2020

After more than 15 years in business, Palantir held its initial public offering (IPO) via a direct listing—meaning the company didn't rely on underwriters to assess the initial trading price or stock value. Palantir's stock ended the day trading 31% higher than the reference price.

Watch how the S&P 500 is actually calculated

After accounting for each company's float-adjusted market capitalization (a metric that combines the price of a company's stock, the total number of shares, and the stock's float, which means how many shares are actually available), the S&P 500 formula uses a divisor to create the index number. However, what the divisor is and what it represents are secrets.

Play a game that reveals if investors with a crystal ball make better trades

The "crystal ball" game reveals how well you would do trading stocks and bonds if you could see the front page of the Wall Street Journal one day in advance.