FIRST BUSINESS FINANCIAL SERVICES, INC. 8-K

What Happened
First Business Financial Services, Inc. (FBIZ) announced its financial results for the quarter ended March 31, 2026, and declared a quarterly cash dividend on both its common stock and its 7% Series A preferred stock. The company furnished a press release with the earnings information and posted an investor presentation on its website in advance of an earnings call scheduled for April 24, 2026 at 1:00 p.m. Central time.

Key Details

• Earnings announced for the quarter ended March 31, 2026 (press release furnished as Exhibit 99.1).
• Quarterly cash dividend declared on common stock and on the 7% Series A preferred stock (declaration date April 23, 2026).
• Investor presentation posted to www.firstbusiness.bank (Investor Relations) and furnished as Exhibit 99.2; presentation will be used on the April 24, 2026 earnings call and in other investor interactions.
• Materials are being “furnished” (not “filed”) in this Form 8-K; the company signed the report via CFO Brian D. Spielmann on April 23, 2026.

Why It Matters
This filing informs investors of the company’s quarterly operating results and a confirmed dividend payout, both of which affect shareholder returns and provide current insight into the company’s financial condition. The investor presentation and upcoming earnings call give more detail on performance and strategy; investors should review those materials (posted on the company’s Investor Relations site) for full context and any specific financial metrics.