| 2026-05-31 | XV de Piracicaba U20 v Novorizontino U20 | 2–2 | Regular Season - 1 |
| 2026-06-05 | SC Paulinense SP U20 v XV de Piracicaba U20 | 1–1 | Regular Season - 2 |
| 2026-06-12 | XV de Piracicaba U20 v EC São Bernardo U20 | 0–2 | Regular Season - 3 |
| 2026-06-26 | Botafogo SP U20 v XV de Piracicaba U20 | 1–1 | Regular Season - 4 |
| 2026-07-04 | São Paulo U20 v XV de Piracicaba U20 | 0–0 | Regular Season - 5 |
| 2026-07-13 | XV de Piracicaba U20 v Desportivo Brasil U20 | 1–0 | Regular Season - 6 |
| 2026-07-17 | XV de Piracicaba U20 v Aguai U20 | 3–0 | Regular Season - 7 |
| 2026-07-30 | Oeste U20 v XV de Piracicaba U20 | 0–0 | Regular Season - 9 |
| 2026-08-07 | XV de Piracicaba U20 v Velo Clube U20 | 0–0 | Regular Season - 10 |
| 2026-08-11 | XV de Piracicaba U20 v São Caetano U20 | 2–1 | Regular Season - 11 |
| 2026-08-14 | Santo André U20 v XV de Piracicaba U20 | 1–1 | Regular Season - 12 |
| 2026-08-21 | União São João U20 v XV de Piracicaba U20 | 0–0 | Regular Season - 13 |
| 2026-09-04 | XV de Piracicaba U20 v Ibrachina U20 | 0–0 | Regular Season - 14 |
| 2026-09-12 | Bandeirante U20 v XV de Piracicaba U20 | 1–1 | Regular Season - 15 |
| 2026-09-18 | XV de Piracicaba U20 v Sfera U20 | 1–0 | Round of 32 |
| 2026-09-25 | Sfera U20 v XV de Piracicaba U20 | 1–0 | Round of 32 |
