A Form 4 filed on September 10, 2026 discloses that Anne DelSanto, a director of Advanced Energy Industries Inc (NASDAQ:AEIS), sold 265 shares of common stock on September 8, 2026 through The Delsanto Family Trust.

Key Highlights

  • Reporting person: Anne DelSanto, identified as a Director of Advanced Energy Industries Inc.
  • Transaction: 265 shares of common stock disposed of (transaction code S) on September 8, 2026.
  • Sale price: $288.14 per share.
  • Remaining beneficial ownership: 7,952 shares held indirectly by The Delsanto Family Trust following the reported transaction.
  • Rule 10b5-1 plan: The sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 10, 2026.
  • Ownership structure: Shares are held by The Delsanto Family Trust, for which the reporting person serves as a trustee.

DelSanto Family Trust Sale Details and Ownership Context

According to the filing, Anne DelSanto, a director at Advanced Energy Industries Inc, disposed of 265 shares of common stock on September 8, 2026, at a price of $288.14 per share. The transaction was recorded under transaction code S and is classified as a disposal (D). The shares were held indirectly through The Delsanto Family Trust, for which DelSanto serves as a trustee.

The filing discloses that the sale was executed pursuant to a Rule 10b5-1 trading plan that DelSanto adopted on March 10, 2026. The Form 4 also notes that the form was checked to indicate the transaction was made pursuant to a contract, instruction, or written plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). Following the reported transaction, the filing states that DelSanto beneficially owns 7,952 shares indirectly through The Delsanto Family Trust.

No derivative securities transactions were reported in Table II of the filing. The Form 4 was signed by Elizabeth Vonne as Attorney-in-Fact on September 10, 2026, the same date it was filed with the SEC.

What Was Disclosed

The filing reports a single sale of 265 shares of Advanced Energy Industries common stock by director Anne DelSanto on September 8, 2026, at $288.14 per share, executed under a pre-established Rule 10b5-1 plan, with 7,952 shares remaining under indirect beneficial ownership.