Gretkov used his share to become one of Russia's richest oil magnates after Vladimir Neski was out of his way.
The Bourne Supremacy
Years later he hired Kirill, a Russian Secret Service assassin, to kill the two operatives who were retrieving files that proved Gretkov and Abbott stole the money. Gretkov and Abbott tried to blame and have Kirill kill Jason Bourne so that the trail would go cold.
After Kirill's death, he is arrested by CIA Deputy Director Pamela Landy.