how big can your investments get? 🫧
Have fun learning about the value of stocks by merging companies of different sizes together — grow your way from Starbucks ($112B) to Nvidia ($5.1T).
pick a difficulty to start
brag a little — share your run
Real market caps as of July 2026. Two of a kind merge into the next rung up.
Grow your portfolio to climb the ranks. Your best run counts!
No runs yet — your scores will show up here.