Here are the mega IPOs so far in 2019

Initial public offerings have rebounded in early 2019 after a slow end to last year.
Levi Strauss, Lyft, and Tradeweb have already gone public while Uber and Pinterest are exploring IPOs.
Trading among the companies was mixed with Levi and Tradeweb up sharply with Lyft struggling to rise above IPO price.
Tradeweb last week was the third mega initial public offering in the US this year, raising nearly $1.1 billion. Of the three, Tradeweb and Lyft each raised more than $1 billion through the sale