Max Oppenheimer

Max Oppenheimer was born on 1 July 1885 in Vienna, into a Jewish family, the elder son of the writer Ludwig Oppenheimer and Regina Oppenheimer, nee Knina. He studied at the Vienna Academy of Fine Arts and later at the Prague Academy of Fine Arts, though the exact years and his instructors are not confirmed in available sources. By about 1912 he was signing his work Mopp, the name by which he became widely known.

Oppenheimer showed in the major Vienna avant-garde exhibitions of the period, the 1908 Kunstschau and the 1909 Internationale Kunstschau, alongside the progressive artists then reshaping Viennese art. He lived and worked between Vienna, Zurich, and, until 1933, Berlin, and exhibited across Berlin, Munich, Paris, Zurich, and Vienna through the 1910s and 1920s. In 1916 he took part in one of the first major Dada exhibitions in Zurich, connected to the Cabaret Voltaire. His work moved between Expressionist figuration and elements drawn from Cubism and Futurism, and he became known in particular for large-scale musician and orchestra scenes, such as Die Philharmoniker, and for repeated self-portraits.

As a Jewish artist active in Vienna and Berlin, Oppenheimer left continental Europe as the political situation worsened in the 1930s and eventually settled in New York. His large painting Die Philharmoniker was shown at the Golden Gate International Exposition, the 1939 to 1940 World's Fair in San Francisco, and in 1940 the Nierendorf Gallery in New York gave him his first solo exhibition in the United States. He never established the standing in America that he had built in Europe. According to the Leopold Museum and a 2023 profile in El Pais, he died lonely and in financial hardship, alone in his New York apartment, on 19 May 1954; his body reportedly went undiscovered for three days. He is buried at Ferncliff Cemetery in Hartsdale, New York.

Oppenheimer's critical rehabilitation has been driven largely by institutions rather than by a continuous market presence. The Leopold Museum in Vienna, which mounted the largest retrospective ever devoted to him in 2023 and 2024, frames him as an Expressionist pioneer whose position among his Vienna contemporaries has been underrecognized. A 2023 El Pais feature timed to that retrospective described him as a role model for Egon Schiele and a rival to be overcome for Oskar Kokoschka, framing his story as one of overdue recognition. No major awards or official honors for Oppenheimer are documented in the available sources; his standing rests on his exhibition history during his lifetime and on posthumous scholarly and museum attention.

Oppenheimer's market has long been thin relative to his historical standing, driven by auction houses rather than by dealer representation. His auction high is a restituted self-portrait sold for EUR 700,000 at Dorotheum in Vienna on 19 November 2024, which Dorotheum announced as a world record for the artist. Sources differ on the prior benchmark: one market guide cites Die Geisselung (1913) at EUR 446,000 in 2009 against an estimate of EUR 350,000 to 700,000, while another figure for a work of the same title is given as EUR 570,880, so the earlier record is not fully confirmed. Restitution history is a recurring feature of his top results, and it appears to add rather than subtract value, since it documents a work's survival and its route back to the market.

There is no catalogue raisonne for Oppenheimer and no gallery or estate currently represents him, so provenance research and restitution records carry more weight than they would for an artist with an active market apparatus. A meaningful share of his most valuable works have Nazi-era restitution histories, which should be understood as part of standard due diligence rather than a red flag in itself. His auction record is recent, set in November 2024, and rests on a small number of high-value results rather than a long, liquid trading history, so collectors should treat any single sale as a data point rather than a trend line.