U.S. stocks closed higher, with the Nasdaq above the psychologically key level of 5,000 for the first time since March 2000 and the Dow at a record.» Read More
Third Point has taken a "significant" position in eBay, a source told CNBC.
Trouble in the streets could disrupt a big series of art and collectible auctions in Hong Kong over the next few weeks.
Hedge funds that bet on corporate shake-ups have long been industry darlings, and clients remain bullish despite July losses.
Rate hikes aren't necessarily bad for stocks, but will pop the bond bubble, two portfolio managers said.
Some of Friday's midday movers:
Sotheby's is laying off some of its staff and moving a portion of them to other jobs as part of a broader overhaul, CNBC has learned.
Auction giant Christie's reported a record first half, with art sales jumping 12 percent to $4.5 billion.
Sotheby's once declared that selling art online was a losing business. But times have changed.
Some of the names on the move ahead of the open.
An extremely rare Stradivarius viola failed to get the asking price of $45 million, Sotheby's said.
Great American poet and humanist Walt Whitman set a sales record at Christie's with a first edition of "Leaves of Grass."
Wealthy real estate buyers globally cite waterfront property as their top choice, according to a study from Sotheby's International Realty.
The collectible watch market is still going strong. A 1923 Patek Philippe sold at Sotheby's Tuesday for $2.965 million—more than twice the top estimate.
Jim Chanos of Kynikos Associates says he'll continue to bet against Caterpillar and China, as well as a few other names.
Steve Wynn was strong to the finish and laid out the spinach, snapping a Jeff Koons sculpture of Popeye for $28 million.
The largest flawless blue diamond ever sold just went under the hammer at Christie's for $23,795,372.
The impressionist-modern sale at Sotheby's was one of the worst since the financial crisis. More than 30 percent of the lots failed to sell at their minimum price.
Traders across the financial markets will be hyper-focused on Congressional testimony from Fed Chair Janet Yellen Wednesday.
Some of Monday's midday movers:
Sotheby's and activist investor Dan Loeb's Third Point on Monday reached an agreement to name Loeb and two Third Point nominees to the auction house's board of directors.