William A. Ackman, CEO and Chairman of Pershing Square Inc. (NYSE:PS), filed a Form 4 on August 19, 2026, disclosing a gift of 10,000,000 shares of common stock on August 17, 2026, to The Ackman Oxman Institute, a charitable foundation.

Key Highlights

  • Transaction type: Ackman transferred 10,000,000 shares of Pershing Square Inc. common stock via a gift (transaction code G) at a price of $0 on August 17, 2026.
  • Recipient: The shares were gifted to The Ackman Oxman Institute ("AOI"), described in the filing as "a charitable foundation of which the Reporting Person and his spouse serve as directors."
  • Beneficial ownership following transaction: Ackman indirectly holds 66,825,763 shares through WAA Management LLC following the reported transaction.
  • Additional reported positions: The filing also discloses 1,500,000 shares held directly, 16,000,000 shares held indirectly through a grantor retained annuity trust, 168,200 shares through a LLC wholly owned by his spouse, and 314,729 shares through family trusts.
  • Disclaimer of beneficial ownership: According to the filing, Ackman "does not have any pecuniary interest in, and disclaims beneficial ownership of, shares of Issuer common stock held by AOI."
  • Lock-up agreement noted: The filing states AOI agreed in writing to be bound by the same restrictions as the lock-up agreement between Ackman and underwriter representatives in connection with Pershing Square Inc.'s initial public offering.

Ackman's Charitable Gift and Remaining Beneficial Ownership in Pershing Square Inc.

According to the Form 4 filed August 19, 2026, William A. Ackman, who serves as CEO, Chairman, Director, and 10% Owner of Pershing Square Inc. (NYSE:PS), disposed of 10,000,000 shares of common stock on August 17, 2026, via a bona fide gift for no consideration. The recipient was The Ackman Oxman Institute, a charitable foundation. The filing states the gift "is intended to support the long-term operations and charitable activities of AOI."

The filing notes that Ackman and his spouse share voting and investment power over the shares held by AOI, and that AOI's shares "will continue to be reported on the Reporting Person's Section 13 filings." However, Ackman explicitly disclaims beneficial ownership of those shares for Section 16 purposes, stating he has no pecuniary interest in them. The transfer restrictions under the Issuer's Articles of Incorporation were released with respect to the gifted shares, according to the filing.

The Form 4 is filed jointly by Ackman and WAA Management LLC, of which Ackman is the sole manager. WAA Management LLC is listed as a 10% Owner of Pershing Square Inc. and directly holds the 66,825,763 shares reported as Ackman's indirect beneficial ownership following the transaction. Additional indirect positions reported include 16,000,000 shares in a grantor retained annuity trust (Ackman as trustee), 168,200 shares through an LLC wholly owned by his spouse, and 314,729 shares through family member trusts. Ackman disclaims beneficial ownership of the spouse-LLC and family-trust shares except to the extent of any pecuniary interest.

What Was Disclosed

The filing reports a gift of 10,000,000 Pershing Square Inc. common shares by William A. Ackman to a charitable foundation at $0 consideration on August 17, 2026, along with a full accounting of his remaining direct and indirect beneficial ownership positions.