Thin trading activity was witnessed on the wholesale grain market on Wednesday in the process of trading, dealers said. On the cereals side, Moong Punjab sharply higher by Rs 625 to Rs 9000, other commodities held the overnight levels, they added. On the seeds side, cottonseeds oilcake low type was down by Rs 20 to Rs 1220 and best variety was lower by Rs 10 to Rs 1250, they said. Prices were unchanged on the grams and rice sectors, they added.