John Marshall Bancorp to Showcase at Keefe, Bruyette & Woods 2026 Summer Bank Conference

Details of the Conference Presentation Announcement

Through a regulatory disclosure, John Marshall Bancorp confirmed its management’s participation in the Keefe, Bruyette & Woods 2026 Summer Bank Conference held on July 28, 2026, in New York City. This prominent industry event provides a platform for financial institution leaders to discuss operational insights, market trends, and strategic priorities with institutional investors and professionals focused on the banking sector.

The company committed to publicly sharing the presentation materials via its Investor Relations website. By attaching these materials as an exhibit to its regulatory filing, John Marshall Bancorp ensured equitable access for all investors—both attendees and remote observers—aligning with regulatory mandates for fair disclosure of material information.

Investor Relations Transparency and Accessibility

The presentation documents were posted in the Investor Relations section of John Marshall Bancorp’s website at johnmarshallbank.com. This centralized hub enables investors, analysts, and stakeholders to easily locate corporate communications, historical filings, and investor resources. Directing users to this section reinforces the company’s commitment to transparent and organized investor communications.

The regulatory filing complies with Securities and Exchange Commission rules requiring timely disclosure of events relevant to investors. By filing on the presentation date, John Marshall Bancorp maintained transparency about management’s involvement in key industry forums and ensured prompt market notification.

Company Profile and Market Standing

John Marshall Bancorp, Inc., incorporated in Virginia, trades on NASDAQ under the ticker JMSB. Its headquarters are located at 1943 Isaac Newton Square, Suite 100, Reston, Virginia. As an emerging growth company under securities law, John Marshall Bancorp operates within regulatory frameworks tailored for developing financial institutions while upholding investor protection and disclosure standards.

The company’s participation in the Keefe, Bruyette & Woods conference highlights engagement with a respected industry forum dedicated to banking sector dynamics. The Keefe, Bruyette & Woods brand is well-regarded for hosting conferences attracting institutional investors, equity research analysts, and market participants focused on banking and financial services.

Regulatory Filing and Disclosure Compliance

John Marshall Bancorp submitted this announcement under Item 7.01 of the current report form, addressing Regulation FD disclosure obligations. Regulation FD mandates that when material nonpublic information is shared with certain parties, it must be simultaneously disclosed to the public. By including the presentation materials in this filing, the company met requirements for equal information access across market participants.

The filing was authorized and signed by Kent D. Carstater, Senior Executive Vice President and Chief Financial Officer, on July 28, 2026. This authorization reflects proper corporate governance and delegation of regulatory compliance responsibilities.

Exhibit Materials and Supporting Documentation

The presentation for the Keefe, Bruyette & Woods 2026 Summer Bank Conference was included as Exhibit 99.1 in the regulatory filing. This exhibit contains the detailed materials presented by John Marshall Bancorp’s management. Investors seeking in-depth insights into the company’s operations, strategy, or market outlook are encouraged to review these documents.

The filing also featured a Cover Page Interactive Data File embedded within the Inline XBRL document, labeled Exhibit 104. This standardized format supports automated processing and comparison by investment platforms, regulatory databases, and financial research tools, reflecting current disclosure and data accessibility standards.

Emerging Growth Company Status and Accounting Standards

John Marshall Bancorp declared its status as an emerging growth company in the filing and noted its decision not to use the extended transition period for adopting new or revised financial accounting standards. This means the company applies accounting updates on the same schedule as larger public companies, foregoing the delayed implementation options available to some smaller firms.

This regulatory stance impacts how the company incorporates new accounting pronouncements and influences the timing of related disclosures. Investors should note that financial statements will reflect accounting changes according to standard timelines.

Investor Access to Corporate Information

The announcement directs investors to the Investor Relations section of the company’s website at http://www.johnmarshallbank.com to access presentation materials. This resource typically includes quarterly and annual earnings releases, regulatory filings, past conference presentations, management bios, and other relevant investor content. Providing this direct link ensures investors can easily find the conference information without additional searching.

By distributing presentation materials through both the SEC’s EDGAR system and the company’s own Investor Relations website, John Marshall Bancorp employs a dual-disclosure strategy. This approach maximizes accessibility for investors and market participants regardless of their preferred information source.

Context of Banking Industry Conference Participation

Engaging in events like the Keefe, Bruyette & Woods Summer Bank Conference is a common practice for publicly traded financial institutions. These conferences offer structured forums for executives to address multiple investors and analysts, discuss sector trends, and answer questions in real time, often providing more detailed dialogue than earnings calls or individual meetings.

For investors analyzing John Marshall Bancorp, the company’s presence at this specialized banking conference signals management’s confidence in engaging with stakeholders focused on financial services. Such presentations typically cover competitive positioning, regulatory outlook, balance sheet management, credit quality, and capital allocation—key factors for banking stock investors.

Regulatory Compliance and Corporate Governance

The filing illustrates John Marshall Bancorp’s adherence to SEC requirements for timely disclosure of corporate events and public presentations. The Chief Financial Officer’s signature on the filing, dated the day of the conference, confirms proper authorization and ensures market participants receive prompt notification.

The company also indicated through filing checkboxes that the announcement is not related to acquisition communications, tender offers, or other specified transaction filings. These affirmations clarify that the disclosure pertains solely to routine corporate event communication rather than extraordinary transactions.