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Investor Information

Ottawa Bancorp Inc Proxy Materials

Below are the links to the Ottawa Bancorp Inc Annual Report and Notice & Proxy Statement for the year ended December 31, 2023.

2024 Annual Meeting Results

Proxy Card

Annual Report 2023

2024 Proxy

To view OSB Community Bank's charters for various committees and the Code of Ethics and Business Conduct policy, please click on one of the links below.

Quotations in Ottawa Bancorp’s common stock are submitted and published by the OTC Marketplace and are not, directly or indirectly, submitted or published by or on behalf of Ottawa Bancorp or any insider of Ottawa Bancorp. Ottawa Bancorp is not affiliated, directly or indirectly, with any broker dealer, or any associated person of a broker dealer.

To view Ottawa Bancorp’s current OTC Marketplace stock price or U.S. Securities and Exchange Commission filings prior to July 10, 2020, please click on one of the links below. After you have finished viewing the information, please close the current window and return to this page.

Transfer Agent

The transfer agent and registrar for OSB Community Bank is Computershare. They maintain shareholder records for the company. You may contact Computershare at the following addresses:

Correspondence should be mailed to:


PO Box 505000 Louisville, KY 40223

Overnight correspondence should be sent to:


426 South 4th Street Suite 1600 Louisville, KY 40202

Telephone: Toll-free – 1-800-368-5948 Toll – 1(781) 575-4223

Shareholder Online Inquiries:

Please Note: OSB Community Bank is committed to protecting your privacy and ensuring your private information is secure. For your protection, please do not send sensitive information such as account numbers, Social Security Numbers or private information through email.

OSB Community Bank

Visit any of our Ottawa, Marseilles or Morris locations

ABA Routing #271972925

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