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.

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

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 $212.92.

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%.

First Solar (FSLR) had the highest return in 2007 by a US stock in the S&P 500 (GSPC), returning 785.4%.

Nixxy (NIXX) had the highest return in 2007 by a US stock, returning 181,818,081.8%.

The closing price for Bitcoin (BTC) on December 20, 2020 was $23,487.87. It was down 1.6% for the day. The latest price is $67,054.75.

The closing price for Bitcoin (BTC) on August 6, 2020 was $11,779.77. It was up 0.3% for the day. The latest price is $67,138.

The closing price for Bitcoin (BTC) on December 14, 2017 was $16,564. It was up 1.1% for the day. The latest price is $67,138.