Atlanta beat San Martin Tucuman 1-0.

1. 0'
   ⚽Kick-off
   Primera Nacional 2026
2. 1. First half
   2. 33'
      ARG
      Yellow card
      R. Ayala
3. 1. Second half
   2. 59'
      ARG
      Substitution
      ▲Matias Garcia▼G. Carabajal
   3. 64'
      ARG
      Substitution
      ▲J. Ostachuk▼R. Moreyra
   4. 69'
      ARG
      Yellow card
      A. Graneros
   5. 71'
      ARG
      Substitution
      ▲A. Cisnero▼A. Graneros
   6. 71'
      ARG
      Substitution
      ▲D. Arguello▼R. Sosa
   7. 71'
      ARG
      Substitution
      ▲F. Cáceres▼F. Romero
   8. 74'
      ARG
      GOOOAL!J. Ostachuk
   9. 90+4'
      ARG
      Yellow card