Do it!

MSFT is solid long term, no doubt. That said, if the cash has been sitting idle, copy trading might actually be the more efficient move especially in a Traditional IRA where capital deployment matters. You get diversified exposure, active risk management, and consistency without having to time a single entry. For a lump sum like $10k, spreading it across proven strategies instead of one equity can smooth volatility and keep the money working immediately.

Going "all-in" on a single name rarely qualifies as a perfect opportunity, it’s a concentration bet. Microsoft is a high-quality business, but timing a lump-sum entry into one stock inside a retirement account adds avoidable risk. There are more balance approaches that you'll thank you future self for.