TCS Market Cap: IT services major Tata Consultancy Services (TCS) on Wednesday touched the $200 billion market capitalisation-mark as its shares surged to lifetime highs in intraday trade. The stock moved to an all-time of Rs 3,980 before settling 1.79% higher at Rs 3.954.80. The company's market capitalisation or m-cap stood at around Rs 14.63 lakh crore ($199.1 billion).