{"slug":"helena-markson","artist_id":"7e1c0e17-9cf5-4d02-99d3-c35c55b5a2e3","canonical_slug":"helena-markson","name":"Helena Markson","built_at":"2026-11-03","categories":[{"bucket":"Prints & Editions","lots_n":9,"sold_n":8,"median_price_usd_minor":19220,"record_price_usd_minor":79700,"record_basis":"premium","priced_lots_hammer_only":1,"priced_lots_unverified":4,"sell_through_pct":88.9,"last_sale_date":"2026-04-11","first_sale_year":2011},{"bucket":"Other","lots_n":2,"sold_n":2,"median_price_usd_minor":17792,"record_price_usd_minor":24262,"record_basis":"hammer","priced_lots_hammer_only":1,"priced_lots_unverified":0,"sell_through_pct":null,"last_sale_date":"2026-10-30","first_sale_year":2021}],"sizes":[{"bucket":"Prints & Editions","size_bucket":"medium","lots_n":7,"sold_n":6,"median_price_usd_minor":19220,"p25_price_usd_minor":8268,"p75_price_usd_minor":26022,"record_price_usd_minor":31475,"record_basis":"unverified","priced_lots_hammer_only":0,"priced_lots_unverified":4,"last_sale_date":"2026-04-11"}],"notable":[{"bucket":"Prints & Editions","year":"2011","total_price_usd":79700,"priced_basis":"premium"},{"bucket":"Prints & Editions","year":"2017","total_price_usd":31475,"priced_basis":"unverified"}],"last_sold":{"year":"2021","total_price_usd":24262,"priced_basis":"hammer"},"upcoming_count":0,"content_modified":"2026-11-02","value_block_hash":"2df5d5ee7813f64bff311cb501dedd3ead9a5df6"}