A Form 144 notice of proposed sale was filed on November 2, 2026, by the Dianne Ledingham Family Legacy Trust U/A DTD 3/12/2025, an affiliate of a director of Pegasystems Inc., disclosing intent to sell 1,000 shares of Pegasystems common stock through Merrill Lynch on Nasdaq.

Key Highlights

  • Seller: Dianne Ledingham Family Legacy Trust U/A DTD 3/12/2025, described in the filing as an affiliate of a director of Pegasystems Inc.
  • Shares proposed for sale: 1,000 shares of Pegasystems common stock, with an aggregate market value of $34,029.77 as stated in the filing.
  • Approximate sale date: November 2, 2026, through broker Merrill Lynch, 45 William Street, Suite 100, Wellesley, MA 02481, on Nasdaq.
  • Shares outstanding: 164,404,945 shares of Pegasystems common stock, according to the filing.
  • Rule 10b5-1 plan adoption date: June 15, 2026, as indicated in the filing.
  • Prior sales in last 3 months: 1,000 shares sold on September 15, 2026, for gross proceeds of $38,000, and 1,000 shares sold on October 1, 2026, for gross proceeds of $34,150, both by the same trust.
  • Securities acquired via RSU vests: The shares to be sold were acquired through RSU vests from the issuer on August 16, 2021 (1,570 units), August 17, 2020 (1,704 units), and August 15, 2025 (2,374 units).

Proposed Sale by Ledingham Family Trust Under Rule 144

According to the Form 144 filing, the Dianne Ledingham Family Legacy Trust U/A DTD 3/12/2025 has provided notice of a proposed sale of 1,000 shares of Pegasystems Inc. (NASDAQ:PEGA) common stock. The filing identifies the trust as an affiliate of a director of the issuer, and the notice was signed by William Ledingham as trustee. The remarks section states that the sales are "executed for William Ledingham, as trustee and on behalf of the Dianne Ledingham Family Legacy Trust U/A DTD 3/12/2025."

The filing discloses that the proposed sale has an aggregate market value of $34,029.77 and is to be executed through Merrill Lynch on Nasdaq. The trust's prior sales reported in the filing include 1,000 shares sold on September 15, 2026, generating gross proceeds of $38,000, and a further 1,000 shares sold on October 1, 2026, for gross proceeds of $34,150. The filing indicates that a Rule 10b5-1 trading plan was adopted on June 15, 2026.

The securities identified for sale were acquired through RSU vests directly from Pegasystems as issuer, across three separate dates: August 17, 2020 (1,704 units), August 16, 2021 (1,570 units), and August 15, 2025 (2,374 units). Total shares of Pegasystems common stock outstanding are listed in the filing as 164,404,945.

What Was Disclosed

The filing is a Form 144 notice covering a proposed sale of 1,000 Pegasystems common shares by the Dianne Ledingham Family Legacy Trust, an affiliate of a company director, with an aggregate market value of $34,029.77, under a Rule 10b5-1 plan adopted June 15, 2026.