Ann: Becoming a substantial holder-JP Morgan, page-4

I wouldn't get too excited about any of this; the bulk of the stock referenced in this notification is merely stock that has been returned to JP Morgan in its capacity as prime broker, for purposes of returning to the original owner who had lent the stock out (via, JP morgan as prime broker, to a short-seller who has either covered his initial short position, or - and this is the far more likely situation - who, when the latest update was provided at the Macquarie conference that didn't involve another downgrade, decided there was now no reason to sell the stock they had borrowed.