Sumana Sarkar TCS hits 6-year low: Should investors buy the dip or wait? 2026 has not panned out exactly in favour of the IT services sector stock. Key large cap stocks like TCS have borne the brunt of the selling. The share price of this Tata Group company , which is also India's largest IT services firm, has fallen to 6-year lows. While near-term concerns remain, is it a right time to invest in the stock?