There is much more to that than just a new name. Facebook basically pivoted as a company. Now, if you have stock, you are an investor into a company with a dif

There is much more to that than just a new name. Facebook basically pivoted as a company. Now, if you have stock, you are an investor into a company with a different focus, different risks, different name, a different future, etc. if Google renamed the company to Alphabet saying that they will now focus on producing alphabet soup their stock would also tank.