ORIGIN BANCORP, INC. COMPLETES ACQUISITION OF BT HOLDINGS, INC. – The Gilmer Mirror

RUSTON, Louisiana (August 1, 2022) – Origin Bancorp, Inc. (Nasdaq: OBNK) (“Origin” or the “Company”), the holding company of Origin Bank, Choudrant, Louisiana, today announced that it has completed its acquisition of BT Holdings, Inc. (“BTH”), the holding company of BTH Bank, NA (“BTH Bank”), Quitman, Texas. The Acquisition became effective on August 1, 2022, pursuant to the terms of the previously announced merger agreement and plan, dated February 23, 2022 (the “Merger Agreement”).

“We are thrilled to have completed the merger with BTH, which gives us a strong presence in East Texas and strengthens our Dallas and Fort Worth markets,” said Origin President and CEO Drake Mills. . “BTH and Origin have remained committed to local decision-making and meeting the needs of our customers and communities. This dedication and commitment will only grow stronger as we move forward together.

With the completion of the acquisition, Origin has approximately $9.78 billion in assets, $6.68 billion in loans and $7.98 billion in deposits on a consolidated basis. Origin Bank and BTH Bank will operate as separate banking subsidiaries of the Company until the banks’ merger, which Origin expects to complete alongside the data processing conversion early in the fourth quarter of this year.

As part of the merger, Lori Sirman, President and CEO of BTH Bank, and Jay Dyer, Executive Vice President of BTH Bank, joined the Boards of the Company and Origin Bank. They will also be part of the Origin Bank management team.

“Lori, Jay and the BTH team have built on the proud tradition established in 1914 by the bank’s founders in Quitman, Texas, and they have carried on the legacy of Bob Dyer and his fresh and unique approach to banking. “Mills said. “Through the partnership between Origin and BTH, we will remain committed to this approach and, by working together, we will build an even stronger company.”

Stephens, Inc. acted as financial advisor to Origin and Fenimore Kay Harrison LLP acted as legal advisor to Origin. Piper Sandler & Co. acted as financial advisor to BTH and Norton Rose Fulbright US LLP acted as legal advisor to BTH.

About Origin Bancorp, Inc.

Origin is a financial holding company headquartered in Ruston, Louisiana. Origin’s wholly-owned banking subsidiary, Origin Bank, was founded in 1912. Deeply rooted in Origin’s history is a culture committed to providing personalized relationship banking services to its customers and communities. Origin provides a wide range of financial services to businesses, municipalities, high net worth individuals and retail customers, and currently operates 58 banking centers located in Dallas/Fort Worth, Houston and East Texas, North Louisiana and in Mississippi. For more information, visit www.origin.bank.

FORWARD-LOOKING STATEMENTS

This communication contains “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995 regarding the financial condition, results of operations, business plans and future performance of Origin. Words such as “anticipates”, “believes”, “estimates”, “expects”, “plans”, “intends”, “plans”, “projects”, “could”, “may” , “should”, “will” or other similar words and expressions are intended to identify such forward-looking statements. These forward-looking statements are based on Origin’s current expectations and assumptions regarding its business, the economy and other future conditions. Because forward-looking statements relate to future results and events, they are subject to inherent uncertainties, risks and changes in circumstances that are difficult to predict. Many possible events or factors could affect Origin’s future financial results and performance and could cause actual results or performance to differ materially from anticipated results or performance. These risks and uncertainties include, among others: the possibility that the expected benefits of the transaction will not be realized when expected or at all, including due to the impact or issues arising from the integration of the two companies or due to the strength of the economy and competitive factors in the regions in which Origin operates, the possibility that the transaction may be more costly to complete than anticipated, including due to factors or events unexpected, diversion of management’s attention from ongoing business transactions and opportunities, potential adverse effects, or changes in business or employee relationships, including those resulting from the announcement or completion of the transaction , the ability to complete the transaction and the integration of Origin and BTH, and the dilution caused by Origin issuing additional shares of its share capital in the framework of the operation. Except to the extent required by applicable law or regulation, Origin undertakes no obligation to update these factors or to publicly announce the results of any revisions to any of the forward-looking statements included herein to reflect events or future developments. Further information regarding Origin and factors that could affect the forward-looking statements contained herein is available in Origin’s Annual Report on Form 10-K, Quarterly Reports on Form 10-Q and other filings. with the SEC.

FURTHER INFORMATION

For more information about Origin Bancorp, Inc., you may obtain free copies of documents filed with the SEC by Origin through the website maintained by the SEC at www.sec.govby accessing Origin’s Investor Relations website at ir.origin.bank or, alternatively, by directing a request by mail or telephone to Origin Bancorp, Inc., 500 South Service Road East, Ruston, Louisiana 71270, Attn: Investor Relations, (318) 497-3177.