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(Megaphone)","work_year":"2012","medium":"Oil on canvas","usd_minor":2560000,"basis":"premium","house_name":"Sotheby's","sale_month":"2026-06","lot_id":"0d2328ed-ffe3-4701-8b92-216b5846e809"},{"rank":8,"title":"Crétin","work_year":"1946","medium":"Huile et encaustique sur toile Titrée au centre en bas au centre Signée des initiales","usd_minor":2264729,"basis":"premium","house_name":"PIASA","sale_month":"2021-09","lot_id":"12104811-2471-4be6-81c7-add1d1e83d5a"},{"rank":9,"title":"2 arrows (abstract)","work_year":"2014","medium":"Oil on canvas","usd_minor":1745856,"basis":"premium","house_name":"Christie's","sale_month":"2010-10","lot_id":"f9b61f3c-b27b-4eab-87e7-06f62aced286"},{"rank":10,"title":"Untitled (Fumeur et Bottle)","work_year":"1986","medium":"Oil on canvas and wood","usd_minor":1725239,"basis":"premium","house_name":"Christie's","sale_month":"2023-11","lot_id":"8860d8aa-8f9b-42b9-a84e-94810f281cfa"}],"editions":[]},"paragraph":"As of 3 November 2026, OpeningBid has recorded 65 auction results for Walter Swennen at 9 houses since 2003. Over the last 24 months the median price was $9,458 including buyer’s premium (middle half $1,686–$21,028, n=11). The auction record is $45,996 for Untitled (Beer) (Untitled (Bear)) (2003, Christie's). Source: OpeningBid, an independent auction-results database.","title":"Walter Swennen value: auction records & prices (updated Nov 2026)"}}