| Singles | |||
|---|---|---|---|
| Year | Champion | Runner-up | Score |
| 2016 | Ivo Karlović | Feliciano López | 7–6 (7–5) , 6–2 |
| 2017 | Sam Querrey | Thanasi Kokkinakis | 6–3, 3–6, 6–2 |
| 2018 | Fabio Fognini | Juan Martín del Potro | 6–4, 6–2 |
| 2019 | Diego Schwartzman | Taylor Fritz | 7–6 (8–6) , 6–3 |
| Doubles | |||
| Year | Champions | Runners-up | Score |
| 2016 | Purav Raja | Jonathan Erlich | 7–6 (7–4) , 7–6 (7–3) |
| Divij Sharan | Ken Skupski | ||
| 2017 | Juan Sebastián Cabal | Sergio Galdós | 6–2, 6–3 |
| Treat Huey | Roberto Maytín | ||
| 2018 | Marcelo Arévalo | Taylor Fritz | 6–4, 6–4 |
| Miguel Ángel Reyes-Varela | Thanasi Kokkinakis | ||
| 2019 | Romain Arneodo | Dominic Inglot | 7–5, 5–7, [16–14] |
| Hugo Nys | Austin Krajicek |
