Stocks hitting new 52-wk lows today • Tata Communications • Grindwell Norton • Ventive Hospitality • Natco Pharma • Kajaria Ceramics • Indiamart • Aether Industries • Kirloskar Oil Engines • Cera Sanitaryware • KNR Constructions • Go Fashion • Gateway Distriparks • Advanced Enzyme Technologies • West Coast Paper Mills • Sula Vineyards