The IPO market could be heating up again.The IPO calendar was sparse in 2022, and things are only a bit busier in 2023. The bear market made many private companies rethink their plans to go public. With investor sentiment waxing negative for most of 2022, initial public offerings garnered only muted interest, reducing the amount of cash that private companies might raise from selling shares to the public. Arrow going up over the word IPO and coins. Image source: Getty Images. The result was a...