144 0002106698 XXXXXXXX LIVE 0001624322 Business First Bancshares, Inc. 001-38447 500 Laurel Street Suite 101 Baton Rouge LA 70801 1-225-248-7600 George W. Cummings Director Common Shares Goldman Sachs & Co. LLC 200 West Street New York NY 10282 11595 326167.35 32677968 05/27/2026 NASD Common Shares 07/06/2016 Acquired from issuer in private transaction Issuer N 1649 07/06/2016 None Common Shares 01/21/2014 Acquired from issuer in private transaction Issuer N 829 01/21/2014 None Common Shares 01/21/2014 Acquired from issuer in private transaction Issuer N 829 01/21/2014 None Common Shares 06/20/2012 Acquired from issuer in private transaction Issuer N 1326 06/20/2012 None Common Shares 01/21/2014 Acquired from issuer in private transaction Issuer N 829 01/21/2014 None Common Shares 06/20/2012 Acquired from issuer in private transaction Issuer N 1326 06/20/2012 None Common Shares 07/07/2011 Acquired from issuer in private transaction Issuer N 1326 07/07/2011 None Common Shares 01/21/2014 Acquired from issuer in private transaction Issuer N 829 01/21/2014 None Common Shares 06/20/2012 Acquired from issuer in private transaction Issuer N 1326 06/20/2012 None Common Shares 07/07/2011 Acquired from issuer in private transaction Issuer N 1326 07/07/2011 None N George W. Cummings 500 Laurel Street Suite 101 Baton Rouge LA 70801 Common Shares 03/02/2026 200 5560 George W. Cummings 500 Laurel Street Suite 101 Baton Rouge LA 70801 Common Shares 03/03/2026 9800 268760 George W. Cummings 500 Laurel Street Suite 101 Baton Rouge LA 70801 Common Shares 03/04/2026 11000 303587 George W. Cummings 500 Laurel Street Suite 101 Baton Rouge LA 70801 Common Shares 03/05/2026 11000 303270 George W. Cummings 500 Laurel Street Suite 101 Baton Rouge LA 70801 Common Shares 05/22/2026 10000 279633.23 05/27/2026 Goldman Sachs & Co. LLC on behalf of George W. Cummings