110 Years of market data on record
10.4% Average annual return, all decades
41,593× What $1 became over the full span
8 Major downturns survived since 1926
Business

OpenAI’s Dots Are Always-On AI Agents—and Its Answer to Meta’s Muse

OpenAI has officially entered the race for autonomous personal assistants with the unveiling of Dots, a suite of always-on AI agents introduced during the company’s DevDay 2026 event in San Francisco. Powered by the new GPT-6 Astra model, these agents move beyond the traditional back-and-forth nature of chatbots to act as proactive digital companions. Represented […]

Stock

Bloom Energy Soars Nearly 11%. It’s Among 18 High Performers Joining Best Stock Lists.

Bloom Energy shares surged nearly eleven percent during Tuesday trading, closing at 291.25 after a significant rally that has seen the price climb steeply from its late July lows. This latest spike puts the energy company within striking distance of its previous peak established back in June, signaling strong momentum as investors react to current […]

A century, one decade at a time

Average annual return of the S&P 500 in each decade since 1920. Two of the eleven lost money. The other nine paid for them.

+18.0%
1920s
Roaring Twenties bull market
-0.9%
1930s
Great Depression
+9.0%
1940s
WWII and postwar boom
+19.4%
1950s
Post-war expansion and consumer boom
+7.8%
1960s
Space Race, Vietnam War spending
+5.9%
1970s
Oil crisis and stagflation
+17.3%
1980s
Reaganomics and market deregulation
+18.1%
1990s
Dot-com and technology boom
-0.9%
2000s
Dot-com bust and financial crisis
+13.5%
2010s
Longest bull market in history
+7.0%
2020s
Pandemic shock and AI-driven rebound
Best decade 1950s +19.4% Post-war expansion and consumer boom
Worst decade 1930s -0.9% Great Depression
Explore the full century

Decade averages, price return excluding dividends. Past performance does not guarantee future results.