Denis Istomin Singles performance timeline Singles performance timeline

| Tournament | _2008 | _2009 | _2010 | _2011 | _2012 |
|---|---|---|---|---|---|
| Miami Masters | A | A | 1R | 2R | 1R |
| Monte Carlo Masters | A | A | A | 1R | 1R |
| Rome Masters | A | A | A | A | 1R |
| Madrid Masters | A | A | A | A | 1R |
| Canada Masters | A | A | 1R | A | A |
| Cincinnati Masters | A | A | 2R | A | 2R |
| Shanghai Masters | NMS | A | 1R | A | 2R |
| Paris Masters | A | A | 1R | Q1 | 1R |
| Win–Loss | 0–0 | 0–0 | 1–5 | 1–3 | 5–8 |
| Career Statistics | Career Statistics | Career Statistics | Career Statistics | Career Statistics | Career Statistics |
| Titles–Finals | 0–0 | 0–0 | 0–1 | 0–0 | 0–1 |
| Year End Ranking | 105 | 102 | 40 | 72 | 43 |