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centripeta, olio su tela","work_year":"1908","medium":"Oil on canvas","usd_minor":6168227,"basis":"premium","house_name":"Dorotheum","sale_month":"2017-11","lot_id":"8b491a19-e1a5-40f2-8859-49d591870db8"},{"rank":4,"title":"Incastro tra struttura e colore n. 29","work_year":null,"medium":"Olio su tela","usd_minor":5557649,"basis":"premium","house_name":"Sotheby's","sale_month":"2015-11","lot_id":"6d9eb0ad-5e87-498c-b0cf-f343818da306"},{"rank":5,"title":"Tensione fluttuante n. 18","work_year":"1965","medium":"Oil paint","usd_minor":5149249,"basis":"premium","house_name":"Christie's","sale_month":"2016-04","lot_id":"19df7ce8-fd9f-4ed6-8803-fd23d3f3f5a0"},{"rank":6,"title":"Interferenze cuspidali sul campo reticolare","work_year":"1955","medium":"Moiré su tela emulsionata","usd_minor":4491626,"basis":"premium","house_name":"Christie's","sale_month":"2015-04","lot_id":"888d72ff-cb75-40e2-8550-7bbfcf620dc2"},{"rank":7,"title":"Proiezione Accumulata (Accumulated Projection)","work_year":"1965","medium":"Oil on canvas","usd_minor":3410267,"basis":"premium","house_name":"Phillips","sale_month":"2026-06","lot_id":"b5eb9538-21aa-4a39-82a4-8d7722459c33"},{"rank":8,"title":"Dissociazione al centro, tecnica mista su cartone Schoeller","work_year":"1967","medium":"Tecnica mista su cartone Schoeller","usd_minor":2711328,"basis":"premium","house_name":"Christie's","sale_month":"2017-04","lot_id":"babeb702-f263-4600-9f54-1bb6c6b1a84e"},{"rank":9,"title":"Strutturazione iperbolica dal macro al micro - segno, costruita in torsione","work_year":"1982","medium":"73.00 Strutturazione iperbolica dal macro al micro - segno, costruita in torsione, 1982 Tecnica mista su cartone 73 x 73 cm","usd_minor":2164768,"basis":"premium","house_name":"Finarte Casa d'Aste","sale_month":"2017-05","lot_id":"da8e49bf-d6e9-49cf-97ad-a87341fe6b45"},{"rank":10,"title":"Untitled (acrylic on Schoeller cardboard)","work_year":"1908","medium":"Acrylic on Schoeller cardboard","usd_minor":1977750,"basis":"premium","house_name":"Dorotheum","sale_month":"2016-11","lot_id":"174ee90d-b855-452a-b365-04433d12883f"}],"editions":[]},"paragraph":"As of 2 November 2026, OpeningBid has recorded 40 auction results for Franco Grignani at 12 houses since 2014. Over the last 24 months the median price was $243 including buyer’s premium (middle half $204–$816, n=7). The auction record is $134,552 for Proiezione accumulata (Accumulated Projection) (2016, Christie's). Source: OpeningBid, an independent auction-results database.","title":"Franco Grignani value: auction records & prices (updated Nov 2026)"}}