Tesla shares reach new high

Tesla's stock soared into record territory Monday after the electric car maker received another upgrade from Wall Street analysts.

Tesla (TSLA) shares ended the day at a record $117.18, gaining more than 9%.

The rally came after analysts at Jefferies raised their price target to $130, saying the company is likely to report stronger-than-expected sales of the new Model S this year.

Tesla's stock price has exploded. It's gained a whopping 240% in the past MORE

BlackBerry faces trash talk ahead of earnings

The bulls and bears were going at it over BlackBerry on Thursday.

The smartphone maker reports quarterly results ahead of the market open Friday, and traders on StockTwits were jousting over how to trade the stock.

BlackBerry (BBRY) shares were down about 2% in afternoon trading, despite a rally in the broader market.

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$BBRY tanking again. they will miss

Oh snap! They will miss? The bulls aren't going to let that MORE

Carnival stock is surprisingly buoyant

Carnival Corp. has had its share of bad press, but investors were willing to cut the cruise ship operator some slack Tuesday.

Shares of Carnival (CCL) rose 4% after the company reported quarterly results and announced a management shake-up.

While earnings were better than expected in the second quarter, Carnival said advance bookings for the rest of the year are currently below last year, despite discounted ticket prices.

Carnival also said it will MORE

Gold plunges to 2-1/2 year low post Bernanke

Gold prices were hit hard in the global market rout that followed Ben Bernanke's latest press conference.

Gold futures fell 6.4% to settle at $1,285.9 an ounce -- its lowest level since September 2010.

The drop extended an ongoing sell-off in the precious metal as investors prepare for an end of the Federal Reserve's stimulus policies, which Bernanke said could begin later this year and culminate in 2014.

Of course, he also said MORE

Tesla stock keeps zooming higher

Shares of Tesla Motors drifted higher Tuesday ahead of the electric car company's annual shareholder meeting.

Tesla (TSLA) shares have surged more than 180% this year, although the stock has pulled back from a high above $110 last month.

Investors are keeping an eye on the meeting for any announcements that could drive the stock back up, but so far the news has been pretty dull.

Tesla executives apparently discussed the company's warranty MORE

Why the Dow loves Tuesday

The Dow Jones industrial average has posted gains every Tuesday for the past 20 weeks.

That makes it the longest winning streak for any day of the week since 1900, according to Ryan Detrick, chief technical analyst at Schaeffer's Investment Research. The previous record was 13 (a three-way tie between Monday, Wednesday and Friday).

The bulk of the Dow's (DJIA) gains this year were reached on Tuesdays. Detrick said the index has MORE

Michael Kors banks on jet-set comeback

Michael Kors is cashing in on a rebound in the luxury business as the jet-set starts to splurge again.

The high-end retailer reported earnings that blew past expectations early Wednesday as sales of bespoke handbags and flashy watches bounce back.

Shares of Michael Kors (KORS) rose about 3% in afternoon trading, despite a broad-selloff on Wall Street.

While the company offered cautious guidance, investors on StockTwits were still impressed with how strong sales MORE

Apple's Tim Cook is Wall Street hero for a day

While lawmakers took turns bashing Apple (AAPL) for its creative tax policies, investors were cheering on CEO Tim Cook as he defended the company and pushed Congress to overhaul the tax code.

The general consensus among traders on StockTwits was that Cook looked like a capable leader compared with the elected officials doing the questioning.

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Long Tim Cook. Short John McCain. $AAPL

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$AAPL Tim Cook did great MORE

Elon Musk's SolarCity jumps 16%

Investors can't seem to get enough of Elon Musk.

Just take a look at SolarCity (SCTY).

Shares of the Musk-backed solar energy company rallied 16% Monday.

Shares took a hit last week after the company reported a wider-than-expected first-quarter loss. But the stock quickly bounced back after SolarCity reached a deal with Goldman Sachs (GS) to finance $500 million of solar projects.

Investors on StockTwits were quick to jump on the Musk bandwagon.

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Very MORE

Netflix stock goes bananas

"There's always money in the Banana Stand!" George Bluth tells his son, Michael, in the first season of "Arrested Development."

Of course, Michael and his son, George Michael, burned the Banana Stand to the ground, along with $250,000 in illicit cash, in a botched attempt at father-son bonding.

But it looks like there's always money in Netflix -- the home of the fourth season of "Arrested Development" -- too.

The show will make MORE