Five works made around $18m (with fees) at auctions at Sotheby’s New York on 19 May, and two were bought for undisclosed sums in private sales

Rapper P. Diddy identified as buyer of the Chicago-based painter's Past Times

Sex sells—but only if it is guaranteed

The painting, estimated to bring $30m, is a key lot in the auction house's upcoming evening sale in New York; plaintiff vows to appeal

Every work by the late UK artist up for auction—from stage designs to book covers—is an artist’s proof

First-quarter earnings show aggregate auction sales of $667m, affirming market's strength

The work is the largest in the artist's most sought-after series of pathbreaking Modern nudes

Announcement comes days after auction house reinstates buyer's premium in online sales

The 1949 work, unveiled in Hong Kong this week, could surpass the artist's auction record

How The Art Newspaper has covered the artist's bullish decadence

Will Jeff Koons’s handbags for Louis Vuitton help find a buyer for the Rubens portrait?

We spoke to a few specialists about the jewellery trade ahead of the fair

Buccaneering, brilliant, art-loving—he created the power of Sotheby’s (and Christie’s learned by imitation)

As artificial intelligence becomes more common, the market is embracing tools that might help to bring digital natives into the Golden Age

Our pick of this month’s most interesting auction

Auction house releases its latest earnings, showing growth driven by Asian clients, private sales, and online auctions

Buyer bidding through advisors Gurr Johns, combined with strong Asian interest, buoys London Impressionist and Modern art sales at Christie's and Sotheby's

From Pontormo to Klimt, dealers invest in research in the hope of boosting prices

When I put an image of a well-known Titian on the screen, only one of 40 could identify the artist

Price sets a high bar for the auction house's first Impressionist & Modern offering of 2018

Exhibition with charity Outside In shows work by "hidden" artists working outside mainstream society

Order could pave way for Russian billionaire to launch High Court case against Swiss dealer Yves Bouvier and Sotheby’s

We talk Titian, Constable, Veneziano, Wright of Derby, Van Dyck and, yes, Leonardo, with art historian Bendor Grosvenor. And we get Judd Tully’s views on Miami’s annual art fair.

Rothschild's El Greco, a candlelit scene by Joseph Wright of Derby and an out of season crucifixion scene lead pre-Christmas sales

A growing number of women are appearing on the rostrum and taking senior auctioneer roles

Capping an epic week of auctions, solid results featuring records for female artists and a Ferrari bode well for market's future—so long as it doesn't overheat

New York sale results boosted by strong Asian and Russian buying, and shored up by guarantees

Where a museum's Rockwells had sparked interest in a flagging category, the removal of key lots from the sale dampened spirits