Arch Capital Group Ltd. Executive Files Initial Form 3 Statement

Initial Statement of Beneficial Ownership Analysis (Form 3)

Executive Summary

• Reporting Owner: Robert Michael Schmeiser
• Role: CEO, Arch Global Mortgage Grp.
• Issuer: Arch Capital Group Ltd. (NASDAQ: ACGL)
• Effective Date: September 3, 2026
• Filing Date: September 14, 2026

Holdings Breakdown

• Non-Derivative Securities:
  • Common Shares ($0.0011 par value): 44,856 shares held directly.
• Derivative Securities (Stock Options - Right to Buy):
  • 4,904 options @ $37.42 (Exp: 2030-02-27)
  • 8,685 options @ $30.82 (Exp: 2031-02-26)
  • 9,139 options @ $42.54 (Exp: 2032-02-25)
  • 5,539 options @ $64.17 (Exp: 2033-02-24)
  • 650 options @ $66.70 (Exp: 2033-03-06)
  • 4,232 options @ $82.22 (Exp: 2034-02-27)
  • 7,148 options @ $91.87 (Exp: 2035-03-04)
  • 3,841 options @ $92.48 (Exp: 2035-05-02)
  • 6,834 options @ $100.48 (Exp: 2036-03-03)
  • Total Option Underlying Shares: 50,972 shares

Market Impact

This filing represents an initial statement of holdings following an event requiring Section 16 disclosure. Because it reflects existing positions rather than open-market buying or selling activity, market significance is rated as Low.