CSB Financial Inc – Underwriting Agreements Watch

from SCHEDULE 13D 1 page Joint Filing Agreement

from SCHEDULE 13D ~1 page Schedule C Transactions in Securities Transactions by Stilwell Activist Fund, L.P. Nature of Transaction Date Number of Securities Price Per Share Total Purchase Price Purchase of Common Stock 07/30/26 19,000 12.6000 $239,400.00 Transactions by Stilwell Activist Investments, L.P

from SCHEDULE 13D 1 page Schedule B Item 2

from SCHEDULE 13D 18 pages Schedule a Stilwell Activist History

from 8-K 37 pages Up to 1,265,000 Shares (Subject to Increase Up to 1,454,750 Shares in the Event of an Increase in the Pro Forma Market Value of the Company’s Common Stock) CSB Financial Inc. (A Maryland Corporation) Common Stock (Par Value $0.01 Per Share) Agency Agreement May 14, 2026

from S-1/A 37 pages Up to 1,265,000 Shares (Subject to Increase Up to 1,454,750 Shares in the Event of an Increase in the Pro Forma Market Value of the Company’s Common Stock) CSB Financial Inc. (A Maryland Corporation) Common Stock (Par Value $0.01 Per Share) Agency Agreement , 2026

from S-1 7 pages We Understand That the Board of Directors of Community Savings Bank (The “Bank”) Is Considering the Adoption of a Plan of Conversion (The “Plan”) Pursuant to Which the Bank Will Convert to Stock Form and in Connection Therewith (A) Reorganize Into the Holding Company Form (The “Conversion”) and (B) Issue Shares (The “Shares”) of Common Stock (The “Common Stock”) of a Newly Organized Stock Holding Company (The “Holding Company”) to Be Offered and Sold in a Public Offering. the Holding Company and the Bank Are Sometimes Collectively Referred to Herein as the “Company” and Their Respective Boards of Directors Are Sometimes Collectively Referred to as the “Boards.” Performance Trust Capital Partners, LLC (“Performance Trust”) Is Pleased to Assist the Company on a Best Efforts Basis With the Offering (As Defined Below), and This Letter (The “Agreement”) Shall Confirm the Terms and Conditions of Our Engagement as Records Agent and Stock Information Center Manager to the Company

from S-1 8 pages We Understand That the Board of Directors of Community Savings Bank (The “Bank”) Is Considering the Adoption of a Plan of Conversion (The “Plan”) Pursuant to Which the Bank Will Convert to Stock Form and in Connection Therewith (A) Reorganize Into the Holding Company Form (The “Conversion”) and (B) Issue Shares (The “Shares”) of Common Stock (The “Common Stock”) of a Newly Organized Stock Holding Company (The “Holding Company”) to Be Offered and Sold in a Public Offering. the Holding Company and the Bank Are Sometimes Collectively Referred to Herein as the “Company” and Their Respective Boards of Directors Are Sometimes Collectively Referred to as the “Boards.” Performance Trust Capital Partners, LLC (“Performance Trust”) Is Pleased to Assist the Company on a Best Efforts Basis With the Offering (As Defined Below), and This Letter (The “Agreement”) Shall Confirm the Terms and Conditions of Our Engagement as Exclusive Marketing Agent to the Company