With Chips / semis (SOXX) up 2.9%, this looks like a sector-led move rather than a company-specific surprise.

The semiconductor sector is experiencing a significant pre-market rally, driven by two major catalysts. Firstly, South Korean chipmakers Samsung and SK Hynix announced a massive $950 billion AI partnership with U.S. tech giants. Secondly, Chinese memory chip manufacturer CXMT's shares soared over 500% in its Shanghai IPO, which is seen as a positive catalyst for the global memory sector. This combination of large-scale investment and strong investor appetite for a new public offering is boosting sentiment across the industry.