 A rare, large crimson work with a single slash, which Fontana dedicated to his wife and which has always been known as the "Teresita", fetched £6.7 million ($11.6 million) at Christie's London in 2008, then an auction record for the artist.Fontana's "Concetto Spaziale, Attese" (1965), from the collection of Anna-Stina Malmborg Hoglund and Gunnar Hoglund set a new record for a slash painting at £8.4 million at Sotheby's London in 2015.Even more popular are Fontana's oval canvases.