In Institutional Investor’sannual All-American Research Team rankings, individual analysts are selected for their market prowess, but there's also a lot at stake for the firms at which they work.

Institutional Investor ranks the top sell-side equity analysts in various sectors and in doing so lists the top three individuals as well as a runner up. From this, the magazine can rank firms based on total number of team positions.

So, which firms are most heavily represented in Institutional Investor’s rankings this year? Click ahead to find out!

Posted 12 Oct 2010

Note: A previous version of this story listed the unofficial weighted rankings. This current version represents Institutional Investor's official equal-weight rankings.

Total team positions: 10

First team: 1
Second team: 1
Third team: 4
Runners-up: 4

Total team positions: 10

First team: 7
Second team: 2
Third team: 0
Runners-up: 1

Total team positions: 18

First team: 1
Second team: 1
Third team: 2
Runners-up: 14

Total team positions: 23

First team: 3
Second team: 5
Third team: 5
Runners-up: 10

Total team positions: 24

First team: 8
Second team: 5
Third team: 3
Runners-up: 8

Total team positions: 25

First team: 10
Second team: 4
Third team: 7
Runners-up: 4

Total team positions: 29

First team: 3
Second team: 4
Third team: 8
Runners-up: 14

Total team positions: 34

First team: 0
Second team: 6
Third team: 10
Runners-up: 18

Total team positions: 42

First team: 3
Second team: 8
Third team: 12
Runners-up: 19

Total team positions:  43

First team: 12
Second team: 10
Third team: 5
Runners-up: 16

Total team positions: 46

First team: 15
Second team: 12
Third team: 7
Runners-up: 12