Stock market today: Sensex, Nifty 50 snap four-day winning streak as oil prices rise

The Sensex dropped 104 points, or 0.13%, to end at 78,180.72, while the Nifty 50 shed 32 points, or 0.13%, to finish at 24,398.70. Nifty Midcap 100 and Smallcap 100 indices dropped 0.30% and 0.55%, respectively.