Christie’s has secured the collection of Robert F. Weis and Patricia G. Ross Weis for its November sales in New York, with 80 lots valued at over $180 million. The collection spans Cubism to Abstract Expressionism and includes major works by Picasso, Matisse, Mondrian, and Rothko, with top estimates reaching $50 million. The Weis family, founders of Weis Markets, assembled the collection over more than seventy years, and 18 lots will be sold in a single-owner sale ahead of Christie’s 20th-century evening sale.
This consignment is significant as one of the first major fall auction announcements, signaling strong market confidence and the continued demand for blue-chip modern and contemporary art. The collection’s depth and historical range, from Fauvism to Abstract Expressionism, highlight the enduring appeal of carefully curated, multi-generational private collections. The sale also underscores the role of regional wealth—rooted in a Pennsylvania supermarket fortune—in shaping major art market events.