The big technology player is a top-performing stock of 2025.A surprise candidate has come from behind and turned into the top-performing "Magnificent Seven" stock of 2025. The company's name is Alphabet (GOOG +1.40%) (GOOGL +1.48%). Owner of Google and various other technology platforms, Alphabet's stock was a laggard versus the likes of Microsoft earlier this year, but has come roaring back to produce a total return of 57% so far in 2025.The stock once again has one of the largest market caps in the world, ...