What if I had invested $1,000 in American International Group in 1978?

What if I had invested? › American International Group

$1,000 in American International Group in 1978

$1,000 put into American International Group (AIG) on January 3, 1978, its first trading day of 1978 in our data, was worth $7,632 on September 23, 2026, with dividends counted to the end of 2024. Over the same days to July 31, 2026, $1,000 in the whole US stock market became $288,519.

$1,000 became$7,632by September 23, 2026

Total return+663.2%dividends counted to 2024

A year, on average+4.3%over 48.7 years

The whole US market$288,519same days to July 31, 2026, dividends counted; AIG by then: $7,935

The S&P 500 index$82,136price only, no dividends

Bought at the close on January 3, 1978, dividends put back in, no costs and no tax. Dividends are counted to the end of 2024; from 2025 on our prices are adjusted for splits only, so dividends paid since then are left out. The stock figure counts dividends; the S&P 500 index figure does not, so compare the stock with the whole-market figure. The market figure is the Fama-French US market return (Kenneth R. French data library), which runs to July 31, 2026. Our stock prices run to September 23, 2026.

Another stock, another year

American International Group in: 1972 · 1973 · 1974 · 1975 · 1976 · 1977 · 1979 · 1980 · 1981 · 1982 · 1983 · 1984 · 1985 · 1986 · 1987 · 1988 · 1989 · 1990 · 1991 · 1992 · 1993 · 1994 · 1995 · 1996 · 1997 · 1998 · 1999 · 2000 · 2001 · 2002 · 2003 · 2004 · 2005 · 2006 · 2007 · 2008 · 2009 · 2010 · 2011 · 2012 · 2013 · 2014 · 2015 · 2016 · 2017 · 2018

Also in 1978

Lilly (Eli) · $1,000 became $1,966,943
Walmart · $1,000 became $7,482,906
Jpmorgan Chase & Co · $1,000 became $413,623
Advanced Micro Devices · $1,000 became $758,816
ExxonMobil · $1,000 became $415,096
Johnson & Johnson · $1,000 became $530,300
Intel · $1,000 became $1,768,788
GE Aerospace · $1,000 became $251,148

Ask the Lab what the market did next

History, not advice. How these numbers are made.