On December 31, 1998, Berkshire Hathaway (BRK.A) had a market capitalization of $159.5B, based on 2.28M shares at a price of $70,000.

Travere Therapeutics (TVTX) had the highest return between January 11, 2007 and March 15, 2007 by a US stock, returning 566.7%.

The average closing price for Apple (AAPL) all-time is $22.63. The latest price is $231.41.

Alibaba (BABA) had the highest return last month by a mega-cap US stock, returning 29.8%.

Walmart (WMT) returned 0% in 2022.

The closing price for Tesla (TSLA) in January 2023 was $173.22, on January 31, 2023. It was up 46.2% for the month. The latest price is $269.19.

The closing price for Tesla (TSLA) in January 2023 was $173.22, on January 31, 2023. It was up 46.2% for the month. The latest price is $269.19.

The closing price for Bitcoin (BTC) in terms of CAD in 2020 was 36,930.75, on December 31, 2020. It was up 295.1% for the year.

The closing price for Bitcoin (BTC) in terms of CAD in 2018 was 5,103.91, on December 31, 2018. It was down 71.3% for the year.

The closing price for Bitcoin (BTC) in terms of CAD in 2015 was 595.94, on December 31, 2015. It was up 60% for the year.

The closing price for Walmart (WMT) this year is $82.51, yesterday. It is up 58.9% for the year. The latest price is $82.51.

The closing price for Walmart (WMT) in 1991 was $3.02, on December 31, 1991. It was up 97% for the year. The latest price is $82.51.

Sorry, I couldn't find pricing data for that day. The closing price for the Dow Jones Industrial Average (DJI) on December 31, 2015 was $17,425.03. It was down 0.9% for the day. The latest price is $42,114.40.

McDonald’s (MCD) had the highest return between 1970 and 1990 by a US stock, returning 59,991.9%.

Sorry, I couldn't find pricing data for that day. The closing price for the Dow Jones Industrial Average (DJI) on December 29 was $37,689.54. The latest price is $42,114.40.