SpaceX's 2026 IPO is projected to raise $75 billion with a valuation of $1.745 trillion, while Saudi Aramco's 2019 IPO raised $25.6 billion (reaching $29.4 billion with over-allotment) at a $1.707 trillion valuation. Alibaba's 2014 IPO raised $21.8 billion (up to $25 billion with over-allotment) with an initial valuation of $175 billion.