Top 5 Stocks to Buy Now: Up to 43% Growth Expected This Week

• Brokerage houses recommend 5 stocks with potential gains of 30% to 43%.
• Tube Investments of India: Motilal Oswal sets target at ₹3,315, 43% upside due to strong Q3 profit and margin improvement.
• Kalpataru Projects International: PL Capital targets ₹1,489, 36% upside driven by strong order pipeline and strategic expansion.
• Castrol (India): Motilal Oswal targets ₹250, 37% upside from brand building, distribution expansion, and new products.
• Cera Sanitaryware and AAVAS Financiers also receive buy recommendations with significant upside potential.