Apple Watch numbers; Under Armour Masters win; Sears taps into real estate portfolio again

Here’s a look at some of the stocks the Yahoo Finance team will be tracking for you today.

Apple (AAPL) remains in focus this morning.  Pre-orders for the tech giant's new smartwatch have gotten off to a solid start despite mixed reviews. According to early estimates by research firm Slice Intelligence, nearly 1 million people ordered the Apple watch last Friday, the first day it went on sale in the U.S.

Qualcomm (QCOM) shares are soaring ahead of the open.  The Wall Street Journal is reporting that activist investor Jana Partners is urging the chipmaker to break itself up to boost the company's weak stock price. Jana is asking Qualcomm to consider spinning off its chip unit from its patent-licensing business, cut costs, accelerate stock buybacks and make changes to the executive-pay structure, according to the Journal.

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Sears (SHLD) shares are higher before the bell. The struggling retailer is forming a joint venture with mall owner Simon Property (SPG) as it continues to look for ways to generate cash from its real estate portfolio. Under the agreement, Sears will transfer 10 properties valued at $228 million to a company that it will jointly own with Simon.

Under Armour (UA) shares are also in the spotlight.  The active wear company scored big at this year's Masters Tournament with its endorsement of Jordan Spieth.  21-year-old Spieth is the company's first endorser to win a major golf tournament.