Manhattan prosecutors say the auction house failed to collect sales tax on $189m in private sales over five years

Expanded 20th-century art week in US will swallow up London auctions; Sotheby's has yet to make a decision about its New York spring sales

Auction house has closed New York saleroom along with other offices—Sotheby's follows suit while Phillips has postponed all events and sales until mid-May

Our pick of highlights from this week's auctions and fairs

Brexit casts a shadow over consignments in London, but young American female painters add some pizazz

Impressionist, Modern and Surrealist art auction last night made £106.8m, 35% down on last year—but with three works sold for over £10m

Our pick of highlights from this week's fairs and auctions around the world

He chronicled the African American experience when white male abstraction ruled. Now record prices for his work are frequently reset

Christie's also holds its own at an auction of American furniture and folk art

The city's Americana week saw works by 20th century self-taught artists edging out traditional folk art and antiques thanks to a growing celebrity-studded client base

March auction will return to the Emirate in spring 2021, but is cancelled this year due to new strategy and constrained supply of works

Our pick of highlights from this week's auctions

Supported by transformational new technology, the sector is ditching its traditional business model in favour of the luxury goods market

We look back at the biggest art sales of the year, which reveal a concentration on New York over London and a continued dominance of 20th century male artists

Fair organisers says the discounts are not "incentive to do the fair" but are "part of an effort to mitigate their additional expenses"

Auction raised more than last year but supply still limited as Brexit-dominated general election looms

From a miracle scene seized by Nazis to a pensive painting by Joseph Wright of Derby, our pick of highlights from this week's auctions and fairs

Small works won out at Sotheby's and Christie's as top lots went for their low estimates or were withdrawn

Christie’s will sell the piece with a £600,000 price tag next October to coincide with artist’s Royal Academy retrospective

Our pick of highlights from the next fortnight's auctions and fairs

Overall sales were down by around 30% but beyond the disappointing headline figures, women and minority artists shone

Ed Ruscha's visual pun Hurting the Word Radio #2 rose to $46m, a new world record for the artist, but most lots barely reached their estimate in a slow sales season

Futurist bronze sculpture cast from another bronze in the 1970s sells for $16.2m—four times its estimate

In our new video series, deputy art market editor Margaret Carrigan recaps the highlights of New York's billion-dollar auction week

Can the quality of the smaller works coming up during "gigaweek" quell economic jitters?

If not immune to geopolitical unrest, then perhaps art is a refuge for money that is struggling to find its way into other assets

High price for painting at Christie’s in New York last week is prompting speculation but expert says his money is on Isaac de Jouderville

A different version of the sculpture Unique Forms of Continuity in Space sold at the auction house in 1975 for $41,000

Christie's defends decision to sell two illuminations, expected to make up to £1m each, as they were removed from The Paths of Paradise 30 years ago

Post war, contemporary and Italian art sale notched up £89m, topped by a £7.4m Jean-Michel Basquiat