Leonardo DRS, Inc Common Stock (DRS) had the highest return in 1986 by a US stock, returning 1,150%.

The closing price for Bitcoin (BTC) between May 1, 2020 and December 31, 2020 was $29,001.72, on December 31, 2020. It was up 234.4% in that time. The latest price is $67,007.99.

The closing price for Bitcoin (BTC) between September 1, 2020 and December 31, 2020 was $29,001.72, on December 31, 2020. It was up 148.3% in that time. The latest price is $67,007.99.

Sysco (SYY) had the highest return in 1985 by a US stock, returning 4,174.7%.

Tectonic Therapeutic (TECX) has had the highest return since January 1, 2024 by a US stock, returning 4,612,400%.

Gap (GAP) had the highest return in 1984 by a US stock, returning 10,449.8%.

Bristol-Myers Squibb (BMY) had the highest return in 1983 by a US stock, returning 431.3%.

The closing price for International Business Machines (IBM) in 1990 was $11.91, on December 31, 1990. It was up 24.9% for the year. The latest price is $214.67.

SPY had its best month in 1996 in November 1996, returning 7.1%.

SPY had its best month in 2000 in March 2000, returning 9.5%.

SPY had its best month in 2004 in November 2004, returning 4.1%.

SPY had its best month in 2008 in December 2008, returning 4%.

SPY had its best month in 2012 in June 2012, returning 5.7%.

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SPY had its best month in 2016 in March 2016, returning 5.9%.