Hyderabad, June 15 -- Popular business journalist and author Sucheta Dalal went trending on Twitter with people speculating that her tweet caused a sharp drop in the share prices of Adani group of companies on Monday.

Dalal tweeted about the possible "rigging" in the shares of a particular stock by an operator. Though she didn't take names, many speculated that she was talking about the Adani companies.

"Another scandal hard to prove outside the black box of information available with SEBI tracking systems is the return of an operator of the past who is relentlessly rigging prices of one group. All through foreign entities! His speciality & that of a former FM. Nothing changes!", Dalal tweeted.

The stock prices of the Adani group of co...