X0202 SCHEDULE 13G/A 0000897101-24-000067 0001968278 XXXXXXXX LIVE 2 Class B Common Stock 03/31/2026 0001031308 BENTLEY SYSTEMS INC 08265T208 685 STOCKTON DRIVE EXTON PA 19341 Rule 13d-1(d) Bentley Corinne Patricia X1 37415330.00 1206368.00 37415330.00 1206368.00 38621698.00 N 13.2 IN Shares owned reflects (a) 1,206,368 shares of Class B common stock held jointly with the Reporting Person's spouse, (b) 12,696,921 shares of Class B common stock held through a grantor retained annuity trust of which the Reporting Person is trustee and as to which the Reporting Person's spouse is entitled to annuity payments and shares voting but not dispositive power, and (c) 37,415,330 shares of Class B common stock held directly by 19 family trusts of which the Reporting Person is trustee. The Reporting Person disclaims beneficial ownership of any other shares of Class B common stock beneficially owned by her spouse. 13.2% is based on 291,731,567 shares of Class B common stock outstanding as of as of March 31, 2026, as disclosed in the Proxy Statement on Schedule 14A as filed by the Issuer with the Securities and Exchange Commission on April 10, 2026. There were 11,515,127 shares of Class A common stock outstanding as of March 31, 2026. Each share of Class B common stock is entitled to one vote, and each share of Class A common stock is entitled to 29 votes. The percentage reported excludes the Class A common stock. After giving effect to the 29 to 1 vote power of the Class A common stock and assuming the conversion of the Class A common stock to Class B common stock, the Reporting Person has sole or shared voting power with respect to 6.2% of the Issuer's common stock and sole or share dispositive power with respect to 15.4% of the Issuer's common stock. BENTLEY SYSTEMS INC 685 Stockton Drive, Exton, PA 19341 Corinne Patricia Bentley c/o Bentley Systems, Incorporated, 685 Stockton Drive, Exton, Pennsylvania 19341 United States of America Y 38,621,698 13.2% Based upon 291,731,567 shares of Class B common stock outstanding as of as of March 31, 2026, as disclosed in the Proxy Statement on Schedule 14A as filed by the Issuer with the Securities and Exchange Commission on April 10, 2026. 37,415,330 1,206,368 37,415,330 1,206,368 Y Y Y Y Y Y Bentley Corinne Patricia /s/ Corinne Patricia Bentley 05/15/2026