Director William Doran of SEI Investments Co filed a Form 4 on November 5, 2026, reporting the exercise of four stock option grants totaling 20,000 shares of common stock on November 4, 2026.

Key Highlights

  • Reporting person: William Doran, identified as a Director of SEI Investments Co (NASDAQ:SEIC).
  • Transaction date: All four option exercises occurred on November 4, 2026, each coded "M" (exercise of derivative security).
  • Options exercised: Four separate stock option tranches of 5,000 shares each were exercised, totaling 20,000 shares acquired.
  • Exercise prices: Two tranches were exercised at $49.63 per share, and two tranches at $48.47 per share.
  • Resulting ownership: Following both Table I transactions, Doran beneficially owned 638,802 shares of common stock directly.
  • Remaining options: All four exercised option positions show 0 derivative securities beneficially owned following the reported transactions.
  • Compensation context: The filing notes the options were "received as compensation for service on the Company's Board of Directors."

William Doran's November 2026 Option Exercises at SEI Investments

According to the Form 4 filed with the SEC on November 5, 2026, William Doran, a director of SEI Investments Co, exercised four stock option grants on November 4, 2026. Each tranche consisted of 5,000 shares of common stock, with two tranches carrying an exercise price of $49.63 and two carrying an exercise price of $48.47. All transactions were recorded under transaction code "M," indicating the exercise of a derivative security.

The filing reports two sequential Table I entries reflecting the cumulative effect of the exercises. The first exercise of 10,000 shares at $49.63 brought Doran's direct beneficial ownership to 628,802 shares. The subsequent exercise of 10,000 shares at $48.47 brought the total to 638,802 shares held directly. The four option positions in Table II, each originally covering 5,000 shares, all show zero derivative securities remaining following the reported transactions.

The filing states the options were originally received as compensation for Doran's service on the company's Board of Directors. The expiration dates on the exercised options ranged from December 11, 2026 to December 13, 2028, according to the filing. The form was signed by Diane Gallagher as attorney in fact for William Doran on November 5, 2026.

What Was Disclosed

The filing disclosed that Director William Doran exercised four stock option grants totaling 20,000 shares of SEI Investments Co common stock on November 4, 2026, at prices of $49.63 and $48.47, resulting in direct beneficial ownership of 638,802 shares.