The four leaders will look to manage players and expectations in this weekend's ties.
| year | Event | RND | Winner | Results |
|---|
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
US Open
|
1/32 | Diego Schwartzman |
6-2
6-4 7-5 |
| 2017 |
US Open
|
1/64 | Janko Tipsarevic |
7-6
6-3 1-6 6-7 3-6 |
| 2017 |
Winston-Salem Open
|
1/32 | Andreas Seppi |
2-6
2-6 |
| 2017 |
Western & Southern Open
|
1/16 | David Ferrer |
6-4
6-7 6-1 |
