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

The firm is also rolling its London June sales into one week for the first time in more than a decade

Auction house fields a steady contemporary evening sale in London

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

“No fireworks” at last night's Impressionist, Modern and Surrealist art auction that featured three restituted works

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

Involvement from galleries and auction houses is on the rise as public institutions face dwindling government funds and increased scrutiny over toxic philanthropy

Two paintings by Signac and one by Pissarro are expected to fetch as much as £20m

Unseen for 25 years, they all come from a very private American collector

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

Pastoral landscape sold at Sotheby’s was once owned by Royal Holloway college

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

Sotheby’s sale is set to raise half a million pounds, offsetting money lost in Inigo Philbrick deals

While her role grows to cover departments such as Old Masters, second global division will include luxury objects and decorative art, jewellery and wine

A London-based investment company must repay more than $5.3m to the auction house, which refunded an American client for work

We look back at the stories that have overturned the art world order this year

December auction generates less than half the total of last year's sale, with several lots failing to sell

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

The artist William Powell Frith 'almost collapsed' at the honour of being commissioned by the famous writer to paint his heroine Kate Nickleby

Painting depicting the Holy Family in an evening landscape has been owned by a Manhattan family for more than 60 years

Will new management be able to grow the newly privatised auction house on a tight budget?

Executive salaries rises, while junior staff struggle to move up the ladder

Small works won out at Sotheby's and Christie's as top lots went for their low estimates or were withdrawn

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

Sculpture—estimated at £1m—was removed from the street by Andy Link in 2004 but later “liberated” from his East End garden

Andy Link says sculpture for which he demanded £5,000 in ransom was later stolen from him. Banksy’s former dealer says otherwise

Record prices were set for Charles White, Brice Marden, and Wayne Thiebaud, while a Clyfford Still painting prompted a prolonged bidding war