If anyone needs any proof of how the landscape of investment has changed as a result of a handful of technology companies over the past decade, take a look at the world's biggest sovereign wealth fund (SWF).

SWFs typically take a more conservative investment approach, more like pension funds, as they represent crown wealth rather than simply "other people's money." Norges Bank Investment Management (NBIM) is no different — or wasn't in the past.

But things have changed in the past couple of years.

We've all witnessed the rise of the mega-cap stock. The Magnificent Seven...