Ace investor Radhakishan Damani has picked up 2 percent stake in a chemicals firm Mangalam Organics and as the report came about Damani’s move, the stock has hit upper circuit.

Reliance Industries Chairman Mukesh Ambani has undisputed position on the top in the list of rich Indians. He is followed by Radhakrishan Damani with combined assets of USD 11.7 billion.