Sorry, I don't have the answer to that one.

The closing price for Vertiv (VRT) in June 2023 was $24.73, on June 30, 2023. It was up 27.9% for the month. The latest price is $128.93.

The closing price for Vertiv (VRT) in July 2023 was $25.96, on July 31, 2023. It was up 4.9% for the month. The latest price is $128.93.

The closing price for Vertiv (VRT) in August 2023 was $39.32, on August 31, 2023. It was up 53.4% for the month. The latest price is $128.93.

The closing price for Vertiv (VRT) in September 2023 was $37.13, on September 29, 2023. It was down 6.1% for the month. The latest price is $128.93.

The closing price for Vertiv (VRT) in October 2023 was $39.20, on October 31, 2023. It was up 3.2% for the month. The latest price is $128.93.

Monster Beverage (MNST) had the lowest return in 1995 by a US stock in the S&P 500 (GSPC), returning -61.9%.

Voyager Therapeutics (VYGR) had the highest return between January 2, 2022 and March 28, 2022 by a small-cap US stock, returning 210.3%.

Peabody Energy (BTU) had the highest return between January 2, 2022 and March 28, 2022 by a mid-cap US stock, returning 134.7%.

Trump Media & Technology (DJT) had the highest return between January 2, 2022 and February 28, 2022 by a mid-cap US stock, returning 79.1%.

Obsidian Energy (OBE) had the highest return between January 2, 2022 and February 28, 2022 by a small-cap US stock, returning 104.3%.

The closing price for Achieve Life Sciences (ACHV) on Friday was $3.38. It was down 4% for the day.

The closing price for Achieve Life Sciences (ACHV) on Friday was $3.38. It was down 4% for the day.

First Solar (FSLR) returned -76.6% between 2011 and 2012.

Sorry, I don't have the answer to that one.