AMTD Digital have spiked nearly 3,000% over the past week, boosted by the Reddit crowd.

https://www.cnn.com/2022/08/03/investing/amtd-digital-stock-reddit-wallstreetbets-intl-hnk/index.html

The company debuted on the New York Stock Exchange on July 15, listing its shares at $7.80 apiece. Since then, the price has jumped to $1,679. Went public last month at $7.80 – article give the credit (or blame) to Reddit (the new market maker)