Ultimaker released a teaser about "We have some big news..." and 

"Dying to know what's next for the #Ultimaker family of 3D printers? We have good news: on Tuesday April 24th at 5pm (CEST) / 10am (CDT) we will introduce the newest member of the clan to all our Facebook followers on a live video from #RAPIDevent in Texas. Don't miss it!🤖#MeetTheNewUltimaker"

What could it be? We will have more announcements coming next week!