You're getting downvoted because you are talking from a place of objectivity. From my understanding (outside of the Wii U), aren't they the only company not losing money on consoles - even now? Why would you bring up "selling themselves" when talking about a company founded in 1889? None of the competitors existed that long - using your logic, Sony and Microsoft might as well count their last days.

"It eventually became one of the most prominent figures in today's video game industry, being the world's largest video game company by revenue"

i.e. on the verge of bankruptcy according to ^

https://en.wikipedia.org/wiki/History_of_Nintendo