ICICI Securities Limited the Exchange regarding Open offer for acquisition of up to 4,315,840 ( Four Million Three Hundred Fifteen thousand Eight Hundred Forty) Fully paid up equity share of face value of INR 10 ( Indian Rupees Ten) each ( equity share) of Merck Limited ( "target Company") from the Public shareholders of the Target Company by Procter & Gamble Overseas India B. V ( Acquire) together with the Procter & Gamble Company ( "PAC") in its capacity as a Person acting in concert with the Acquirer ( "Open Offer " or "offer")