All the 10 Adani Group stocks slumped in early trade on Monday, with Adani Energy tumbling 17 per cent, after the US short-seller Hindenburg Research alleged that Securities and Exchange Board of India (SEBI) chairperson Madhabi Puri Buch and her husband had undisclosed investments in obscure offshore funds in Bermuda and Mauritius, the same entities allegedly used by Vinod Adani to round-trip funds and inflate stock prices.

Adani Energy Solutions nosedived 17 per cent, Adani Total Gas tanked 13.39 per cent, NDTV plunged 11 per cent and Adani Power dropped 10.94 per cent on the Bombay Stock Exchange (BSE), news agency PTI reported.