s. Why should I care? Zooming in: Less than the sum of its parts. Part of what’s driving this decision is the belief that the intact Comcast is trading at less than the sum of its parts. And there’s reason to suspect it might be. ▶ Investors saw the NBCUniversal business as dramatically undervalued compared to peers like Disney. Plus, it’s got big sports like NFL and NBA, a profitable studio business, popular theme parks, and a strong cable and broadband division.