Who the composers of unfinished symphony?

The "Unfinished Symphony" is a work by Franz Schubert. It was composed between 1822 and 1823 and was originally titled "Symphony No. 8 in B minor". Schubert died in 1828 at the age of 31, leaving the symphony incomplete. It consists of two movements, an unfinished Allegro moderato and an Andante. The symphony was discovered by Anselm Hüttenbrenner, a friend of Schubert, and was first performed in 1865.