Skip to main content
  • Subscribe
  • Sign in
Menu
  • Membership
  • Events
  • Knowledge Center
  • About
  • Register
  • Sign In
    • Sign In
    • Register
    • Subscribe
  • Add
    • Bonus, Severance: Carl Icahn, Bill Ackman
    Why activist investor Carl Icahn is up, and rival hedge fund manager Bill Ackman is down.

    Related Articles

    background
    For Members Only

    Icahn’s Hedge Fund Stumbles Again as Shorts Backfire

    Stephen Taub
    Bill Ackman

    Bill Ackman’s Pershing Square Is Losing Money, but He’s Still Asking Investors for More

    Michelle Celarier
    Data center with rows of servers illuminated by blue lights

    The Infrastructure Behind the AI Era: Why Data Centers Are Becoming a Critical Investment Opportunity

    Sponsored by Principal Asset Management

    Contact Info

    New York
    1270 Avenue of the Americas, Suite 1100
    New York, NY 10020
    P: +1 212 224 3300

    London
    4 Bouverie Street
    London EC4Y 8AX
    P: +44 207 779 8888

    Hong Kong
    Unit 2488, 24/F
    Lee Garden One,
    33 Hysan Avenue
    Causeway Bay, Hong Kong
    P: +852 2912 8001

    Corporate

    About Us

    Leadership Team

    Careers

    II Press Room

    Digital

    Masthead

    Thought Leadership

    Display Advertising

    Reprints

    FAQs

    Events

    Events Calendar

    Memberships

    Subscription

    Subscribe to Premium

    Register

    Register for Free Account

    Newsletters

    Sign up for II newsletters

    © 2026 Institutional Investor LLC. All material subject to strictly enforced copyright laws. Please read our Terms & Conditions, Accessibility Statement and Privacy Policy before using the site.

    LinkedIn
    X
    Bluesky
    Instagram

    4.30.02 build:2026-10-16   Login