Sean Udall

Twitter Inc (NYSE: TWTR) shares have gained about 67 percent year-to-date and are sitting at a three-year high. The stock was setting fresh highs for 10 consecutive sessions in the run-up to Thursday, when it pulled back on the news of a $1-billion convertible senior note offering. Twitter stock...

Snap Inc (NYSE: SNAP) and Twitter Inc (NYSE: TWTR) started 2018 with roughly the same valuation, but vastly different sentiments. Both companies started 2018 at around $18 billion in market cap, but a lot has occurred in the social media realm since then. First there was the infamous Kylie Jenner...

Snap Inc (NYSE: SNAP) and Twitter Inc (NYSE: TWTR) entered 2018 with similar valuations, but vastly different sentiments. Snap started the year with an $18-billion valuation, and was one of the most anticipated yet disappointing IPOs of 2017. Twitter shares fluctuated wildly in 2016 on merger...

If you ask Sean Udall, Cisco Systems, Inc. (NASDAQ: CSCO)’s acquisition of BroadSoft Inc (NASDAQ: BSFT) was a long time coming — both for the pairing and for the markets. “Probably the most surprising thing actually this whole year is how quiet M&A has been, specifically M...

You’d be hard-pressed to find an investor betting against NVIDIA Corporation (NASDAQ: NVDA), whose stock trades up 171 percent year over year. The firm has 21 Buy ratings against 11 Holds and just three Sells. But contrarian Sean Udall has been short Nvidia all year and hopes it breaks a $204...

After suffering 13 consecutive quarters of declining sales, Apple Inc. (NASDAQ: AAPL) reported a 15-percent increase in iPad sales in the third quarter. Why the resurgence? One tech stock strategist believes he knows why. “Most electronic devices have a shelf life from 12-24 months. The iPad...

Sean Udall, the Tech Stock Strategist, recently took a crack at deciphering the unpredictable trading action in Twitter Inc (NYSE: TWTR) in 2017. Twitter shares have been as high as $25.25 and as low as $14.12 and everywhere in between in the past year on flurries of buyout rumors, fleeting signs...

With Instagram’s current growth trajectory not slowing down anytime soon, Facebook Inc (NASDAQ: FB)'s $1 billion acquisition of the photo-sharing app five years ago may go down as one of the smartest investments of all time. With over 700 million users and 400 million people serving as...

Snap Inc (NYSE: SNAP) has seen significant downward pressure since reaching its early lifetime high shortly after its initial public offering on March 2. The social media company began its run in the publicly traded stock markets at $17.00 and climbed to $29.44 in its early days. Since then, the...

Biz is back, but his excitement to return to Twitter Inc (NYSE: TWTR), a company crippled by public criticism and metric declines, hasn’t exactly resonated with investors. Although Biz Stone's Tuesday announcement initially prompted a 2-percent stock spike, shares ultimately closed down 6...

Twitter Inc (NYSE: TWTR) may soon attempt to solve its revenue growth problem by charging users for premium membership. According to a new survey Twitter sent out to certain users, the company is assessing the viability of a paid membership option that would be free of advertisements and provide...

Twitter Inc (NYSE: TWTR) shares tumbled more than 11 percent Thursday after the company released less-than-impressive quarterly earnings. But technology expert Sean Udall isn’t ready to jump ship. Wait Patiently “The bears are going to be totally empowered today,” Udall said on...

For the second consecutive year, the PureFunds ISE Cyber Security ETF (NYSE: HACK) lagged the S&P 500 in 2016. However, a number of market analysts believe that the two-year consolidation period for cybersecurity stocks may have finally come to an end. Left's Perspective Notable short seller...

Sean Udall, CIO of Quantum Trading Strategies, was a guest in Benzinga’s PreMarket Prep show in early 2016 and predicted an S&P 500 index around 2,350 to 2,450 when most traders were calling for an S&P 500 around 1,450 to 1,600. “I stand by the call [...] I think we got a...