York Space Systems (Ticker: YSS US) is a U.S.-based space and defense prime specializing in proprietary satellite hardware and software for national security, government, and commercial customers. Headquartered in Denver, Colorado, the company provides low-cost satellite platforms and comprehensive solutions designed to address complex mission requirements across the space ecosystem. York Space Systems plans to list on the NYSE on January 29, 2026, following pricing scheduled for January 28.

The company intends to offer 16,000,000 shares (100% primary) at a price range of $30.00 to $34.00 per share. Through this offering, York Space Systems aims to raise approximately $512 million at the midpoint, with an upper limit of $544 million USD. At the top of this range, the company reportedly targets a valuation of up to $4.25 billion USD. Controlled by private equity firm AE Industrial Partners since a majority stake sale in 2022, the company is capitalizing on increased U.S. government demand for private space capabilities. The IPO is being managed by bookrunners including Goldman Sachs, Jefferies, and Wells Fargo.