Venky has 2 IHs Chanti and Kalisundam Raa and recently regional IH Sankranthi Ki Vasthunnam
Balayya 3 IHs Muddula Mavayya SSR NN
Nag don't have single IH in his career , Shiva Ninne Pelladthaa Hello brother are big block busters came close to IH but ended up All Time top2/top3