Bill Ackman is leveraging his public image and growing Twitter following to boost a new U.S. investment fund. Ackman is pitching his notoriety and ability to reveal new positions and black swan bets to retail investors as reasons for the fund's potential success. The fund plans to anchor prominent new IPOs, including companies such as Stripe, SpaceX, Starlink, and Elon Musk's X. Other potential IPOs mentioned include Databricks, Circle, Canva, Figma, and Anthropic. Ackman has ambitious goals for the fund in terms of size and price.