S and P 500
Note to editors: We will be creating this as "S&P 500" once our software starts playing along.
Continue editing here and we'll move the changes over once we figure out the issue.
Many index funds mimic the S&P 500, as does the spiders (AMEX:SPY) exchange-traded fund. Standard and Poor's introduced the index we now know as the S&P 500 in 1923. At the time it covered 233 companies. This index was expanded by Standard and Poor's in 1957 to 500 companies.
Recent Mentions on Fool.com
- Could Gilead Sciences, Inc. Be a Top Stock in 2015?
- 3 Ways Google Inc Is Looking to Partner With Retailers to Take Down Amazon.com
- The Biggest Tax Changes for 2015
- Can You Guess the Best-Performing Biotech IPO of 2014? (Hint: Shares Rallied 217%)
- 3 Key Takeaways for Annaly Capital Management and American Capital Agency Following the Federal Rese
- New Obesity Drug Available Soon