The Sensex is likely to open on a positive note and the upmove may gain momentum if the index is able to hold above 12,140 levels. The index is likely to face resistance around 12,115-12,125-12,140 levels. On the downside, the index may find support around 12,030-12,015-12,005 levels.According to market analyst Shah, the Sensex is likely to target 12,200 on the upside. The support in case of downside is around 11,950. Similarly, the Nifty levels are 3520-3460.Stocks to watch today are Bank of Baroda, Punjab National Bank, Cummins, NTPC and ITC.