Despite their competitive antics, the sharks have actually teamed up on numerous deals. The heatmap below illustrates how often each shark goes into group deals and who they tend to partner up with. The list of sharks runs across the top, and down the left side, ranked from most to fewest total group deals. The further a name is to the top or to the left of the chart, the more group deals that shark has.

Each square corresponds to a combination of two sharks. Click to see the list of companies that this pair sharks has invested in together and how much they invested.