Mumbai, Aug 22 (PTI) Stocks on Tuesday moved in a range, but managed to shake off two consecutive days of weakness, with both Sensex and Nifty signing off on a positive note. The markets looked for direction, but there were no major triggers at hand. Unabated buying by domestic institutional investors and a positive trend overseas gave markets some relief. Covering short positions by speculators gave equities a push. After a higher ...