Markets Insider Gap beat on third-quarter revenue as its efforts to revive its Gap and Old Navy brands paid off. Shares rose 5% in extended trading. Same-store sales at Gap rose for the first time in a few quarters. Nov 16 (Reuters) - Clothing retailer Gap Inc on Thursday reported quarterly results that beat estimates, as its turnaround efforts to revive its Gap and Old Navy brand paid off. Shares of the company rose 5 percent to $28.87 after market. The company also raised its full-year adjusted profit forecast to $2.08 to $2.12 per share from its previous estimate of $2.02 to $2.10 per share. Same-store sales at Old Navy, Gap's biggest revenue contributor, rose 4 percent in the third quarter ended Oct.