Shares of Facebook Inc (NASDAQ:FB) game developer Zynga Inc (NASDAQ: ZNGA) and daily deals web site Groupon Inc (NASDAQ: GRPN) have soared following reports of activist hedge fund Jana Partners revealing small stakes in the companies.

Mason co-founded the daily-deals company with Leftkofsky and Brad Keywell in 2008. Groupon Inc (NASDAQ:GRPN) sells deeply discounted products and services to its 42 million active subscribers.

Perhaps the most influential new purchase the firm made during the first quarter was Zynga Inc (NASDAQ:ZNGA), in which it bought more than 25 million shares.

Of the 20 equities seeing the heaviest options volume in recent sessions, three names of notable interest this afternoon are Groupon Inc (NASDAQ:GRPN), Green Mountain Coffee Roasters Inc. (NASDAQ:GMCR), and JPMorgan Chase & Co. (NYSE:JPM).

The gross profit margin for GROUPON INC is rather high; currently it is at 63.00%. Despite the high profit margin, it has decreased significantly from the same period last year.

Groupon Inc (NASDAQ:GRPN) shares spiked about 8.3% on Tuesday, after the company officially launched its Breadcrumb POS, a free app that allows merchants to perform transactions via an iPad.

Groupon Inc. (GRPN) isn't likely to name a permanent new chief executive officer until next year, the daily deal company's interim chiefs said Wednesday.

Groupon Inc (NASDAQ:GRPN) closed down by 0.44% at $6.86 in the Wednesday's trading session. The share price of Groupon hit a high of $7.38 and a low of $6.85 during the day, after opening at $6.86.

Is Groupon Inc (NASDAQ:GRPN) ready to rally soon? The smart money is getting less bullish. The number of bullish hedge fund positions dropped by 1 in recent months.

Has Groupon Inc (NASDAQ:GRPN) finally turned the corner? The stock has witnessed some serious volatility in the past as the company reported periods of both declining and growing revenue.