Jean Paul Riopelle, Sans titre, $91,300 to $127,900 estimate is due to be sold at Heffel Post-War & Contemporary Art Auction in Toronto on May 21, 2026. Oil on canvas, 54.0 x 72.7cm. The work has not been traded before.
Mario Schifano, Informale bicicletta (1976), $28,100 to $37,500 estimate, is due to be sold at Dorotheum Contemporary Art I Auction in Vienna on May 20, 2026. Enamel and graphite on canvas, 120.0 x 180.0cm. The work has not been traded before.
The estate of the Czech self-taught painter is now represented by Gladstone Gallery and Cavin-Morris Gallery.
Pier Paolo Calzolari, Untitled (1986), $52,700 to $76,100 estimate, is due to be sold at Dorotheum Contemporary Art I Auction in Vienna on May 20, 2026. Burnt salt, lead and nails, 80.0 x 40.0 x 4.0cm. The work has been traded once in the past.
Sigmar Polke, Druckfelher (1986), $351,300 to $468,400 estimate, is due to be sold at Piasa Post-War Art Auction in Paris on May 12, 2026. Acrylic sur on printed and sewn fabric, 147.0 x 129.0cm. The work has been traded 3 times in the past.
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