{"slug":"robert-sonneman","artist_id":"69deef70-a1f7-405a-b24a-a233f35d561b","canonical_slug":"robert-sonneman","name":"Robert Sonneman","built_at":"2026-11-02","categories":[{"bucket":"Other","lots_n":100,"sold_n":86,"median_price_usd_minor":48800,"record_price_usd_minor":525000,"record_basis":"premium","priced_lots_hammer_only":22,"priced_lots_unverified":8,"sell_through_pct":86,"last_sale_date":"2026-10-11","first_sale_year":2001},{"bucket":"Sculpture & Installation","lots_n":14,"sold_n":14,"median_price_usd_minor":78750,"record_price_usd_minor":375000,"record_basis":"premium","priced_lots_hammer_only":1,"priced_lots_unverified":0,"sell_through_pct":null,"last_sale_date":"2026-09-19","first_sale_year":2004},{"bucket":"Masterpieces","lots_n":5,"sold_n":5,"median_price_usd_minor":355600,"record_price_usd_minor":525000,"record_basis":"premium","priced_lots_hammer_only":0,"priced_lots_unverified":0,"sell_through_pct":null,"last_sale_date":"2024-08-29","first_sale_year":2013},{"bucket":"Prints & Editions","lots_n":1,"sold_n":0,"median_price_usd_minor":null,"record_price_usd_minor":null,"record_basis":null,"priced_lots_hammer_only":0,"priced_lots_unverified":0,"sell_through_pct":0,"last_sale_date":null,"first_sale_year":2006}],"sizes":[{"bucket":"Sculpture & Installation","size_bucket":"medium","lots_n":5,"sold_n":5,"median_price_usd_minor":66500,"p25_price_usd_minor":40700,"p75_price_usd_minor":302400,"record_price_usd_minor":375000,"record_basis":"premium","priced_lots_hammer_only":0,"priced_lots_unverified":0,"last_sale_date":"2026-03-26"},{"bucket":"Sculpture & Installation","size_bucket":"large","lots_n":8,"sold_n":8,"median_price_usd_minor":77250,"p25_price_usd_minor":53175,"p75_price_usd_minor":198375,"record_price_usd_minor":300000,"record_basis":"premium","priced_lots_hammer_only":1,"priced_lots_unverified":0,"last_sale_date":"2026-09-19"}],"notable":[{"bucket":"Sculpture & Installation","year":"2021","total_price_usd":375000,"priced_basis":"premium"},{"bucket":"Sculpture & Installation","year":"2024","total_price_usd":302400,"priced_basis":"premium"}],"last_sold":{"year":"2026","total_price_usd":60000,"priced_basis":"hammer"},"upcoming_count":0,"content_modified":"2026-11-01","value_block_hash":"467cbbc4db4911c57a78c3a859b13e70217e3848","value":{"slug":"robert-sonneman","name":"Robert Sonneman","as_of":"2026-11-02","newest_result_date":"2026-10-11","results_total":100,"houses_total":34,"first_year":2001,"median_24m":{"usd_minor":45250,"p25_usd_minor":21450,"p75_usd_minor":77075,"n":16,"basis":"premium"},"record":{"title":"Table lamps","work_year":"1970","usd_minor":525000,"basis":"premium","sale_year":2022,"sale_month":"2022-03","house_name":"Los Angeles Modern Auctions","lot_id":"92706eae-cf5f-4240-a077-b16a672be401"},"by_medium":[{"medium":"Other","n":68,"median_usd_minor":61438}],"by_size":[{"band":"Medium (50-120 cm)","n":25,"median_usd_minor":78000},{"band":"Large (over 120 cm)","n":28,"median_usd_minor":70150},{"band":"Small (under 50 cm)","n":9,"median_usd_minor":38000}],"methodology_url":"https://www.openingbid.art/methodology/price-data","top10":{"originals":[{"rank":1,"title":"Table lamps","work_year":"1970","medium":"Chrome","usd_minor":525000,"basis":"premium","house_name":"Los Angeles Modern Auctions","sale_month":"2022-03","lot_id":"92706eae-cf5f-4240-a077-b16a672be401"},{"rank":2,"title":"Cityscape ceiling pendant","work_year":"1970","medium":"Aluminum","usd_minor":375000,"basis":"premium","house_name":"Toomey & Co.","sale_month":"2021-05","lot_id":"0c410b9b-0e67-44be-8f7f-a7b47c867e8e"},{"rank":3,"title":"table lamps, pair","work_year":"1970","medium":"Chrome","usd_minor":355600,"basis":"premium","house_name":"Wright","sale_month":"2013-03","lot_id":"a67a07b2-a2d8-465c-a970-3ef52490a9a2"},{"rank":4,"title":"Cityscape pendant lamp","work_year":"1970","medium":"Aluminum","usd_minor":302400,"basis":"premium","house_name":"Wright","sale_month":"2024-08","lot_id":"970962a4-d783-4bcc-897e-0856a6ae059f"},{"rank":5,"title":"floor lamp, model 8003","work_year":"1965","medium":"Aluminum","usd_minor":300000,"basis":"premium","house_name":"Wright","sale_month":"2015-09","lot_id":"1d89cdfe-a27d-4084-9521-8d69c5e8f4f1"},{"rank":6,"title":"Floor lamp, model 8075","work_year":"1965","medium":"Enamel","usd_minor":275000,"basis":"premium","house_name":"Wright","sale_month":"2022-02","lot_id":"3c46c1c2-07c3-414f-b1fb-75a0a7b0048a"},{"rank":7,"title":"floor lamp","work_year":"1965","medium":"Aluminum","usd_minor":262500,"basis":"premium","house_name":"Wright","sale_month":"2011-03","lot_id":"851897ee-053f-4e52-955e-f0e2beb35dc3"},{"rank":8,"title":"Globe table lamps","work_year":"1965","medium":"Aluminum","usd_minor":252000,"basis":"premium","house_name":"Rago Arts","sale_month":"2024-06","lot_id":"b5ee31cd-9a73-4cc9-9785-4b65fa3b3959"},{"rank":9,"title":"Hanging lamps","work_year":"1975","medium":"Enamel","usd_minor":228600,"basis":"premium","house_name":"Wright","sale_month":"2026-01","lot_id":"67749537-077d-49e3-a45c-814890fbdc09"},{"rank":10,"title":"Floor lamp","work_year":"1965","medium":"Enamel","usd_minor":200000,"basis":"premium","house_name":"Rago Arts","sale_month":"2022-03","lot_id":"23830b77-32b1-481f-991a-516a16e6567c"}],"editions":[]},"paragraph":"As of 2 November 2026, OpeningBid has recorded 100 auction results for Robert Sonneman at 34 houses since 2001. Over the last 24 months the median price was $453 including buyer’s premium (middle half $215–$771, n=16). The auction record is $5,250 for Table lamps (2022, Los Angeles Modern Auctions). Source: OpeningBid, an independent auction-results database.","title":"Robert Sonneman value: auction records & prices (updated Nov 2026)"}}