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FIRST BUSINESS FINANCIAL SERVICES, INC. director Daniel P. Olszewski received a grant of 710 shares of Common Stock on May 16, 2026 at no cash cost, characterized as a grant or award acquisition. Following this award, he directly holds 27,405 shares. A footnote states that an additional 23,150 shares are held by the Kathryn J. Olszewski 2021 GST Trust.
FIRST BUSINESS FINANCIAL SERVICES, INC. director William Kent Lorenz reported a stock-based compensation grant of 710 shares of common stock at no cost, classified as a grant, award, or other acquisition. Following this award, he directly holds 9,671 common shares.
Separately, he indirectly owns 8,178 common shares through his spouse’s IRA. A footnote explains that his reported holdings include 2,896 shares in a revocable living trust for him and his spouse and 2,520 shares held in his own IRA, in addition to other directly reported shares.
FIRST BUSINESS FINANCIAL SERVICES, INC. director Gerald L. Kilcoyne reported receiving a grant of 710 shares of common stock on May 16, 2026, at a stated price of $0.0000 per share, classified as a grant, award, or other acquisition.
After this grant, Kilcoyne directly owns 66,691 shares of common stock. According to a footnote, 50,636 of these shares are held by the Gerald L. Kilcoyne and Kelley D. Kilcoyne Joint Revocable Trust, and 11,800 shares are held in his Roth IRA.
Graham Jason R reported acquisition or exercise transactions in this Form 4 filing.
FIRST BUSINESS FINANCIAL SERVICES, INC. director Jason R. Graham received a grant of 710 shares of Common Stock, recorded at a price of $0.00 per share as a compensation-related award. Following this grant, he directly holds 3,930 shares. The filing notes that 1,600 additional shares are held in his IRA and 1,000 shares are held by the Graham Living Trust dated August 7, 2009.
CHAVARRIA CARLA C reported acquisition or exercise transactions in this Form 4 filing.
FIRST BUSINESS FINANCIAL SERVICES, INC. director Carla C. Chavarria received a stock award of 710 shares of Common Stock on May 16, 2026. The award was recorded at a price of $0.00 per share, reflecting equity compensation rather than an open-market purchase.
After this grant, Chavarria directly owns a total of 8,446 shares, including 4,191 shares held by The Carla Sanders Revocable Trust dated August 2, 2018. This filing mainly updates her reported ownership and does not indicate any share sales.
CHAMBAS COREY A reported acquisition or exercise transactions in this Form 4 filing.
FIRST BUSINESS FINANCIAL SERVICES, INC. director Corey A. Chambas received a grant of 710 shares of common stock on May 16, 2026 at $0.00 per share as compensation. Following this award, he directly holds 122,790 common shares and indirectly holds 16,992 shares through a 401(k) plan.
Benson Laurie S. reported acquisition or exercise transactions in this Form 4 filing.
FIRST BUSINESS FINANCIAL SERVICES, INC. director Laurie S. Benson reported receiving a grant of 710 shares of Common Stock on May 16, 2026 at no cash cost. Following this award, Benson directly or indirectly holds a total of 8,681 shares, including 4,426 shares held in an IRA.
Seiler David R. reported acquisition or exercise transactions in this Form 4 filing.
FIRST BUSINESS FINANCIAL SERVICES, INC. President and CEO David R. Seiler received a grant of 3,815 shares of common stock on May 16, 2026, at no cash cost per share. After this award, he directly owns 41,187 shares. A footnote states that 27,031 shares are held by the David & Lisa Seiler Revocable Trust.
First Business Financial Services, Inc. filed an amended report to correct an administrative error and refile the Employment Agreement with incoming President and Chief Executive Officer David R. Seiler. The original agreement omitted equity award language in Section 2.3, which is now fully included, with no other changes to the prior disclosure.
Effective May 3, 2026, Seiler becomes President and CEO and joins the board as a Class III director, succeeding retiring CEO Corey A. Chambas. His Employment Agreement runs for an initial five-year term, with an annual base salary of at least $600,000 and eligibility for annual cash and long‑term incentive programs.
On May 16, 2026, Seiler will receive restricted stock units with a target value of $215,000, vesting over five years (15% on each of the first four anniversaries and 40% on the fifth), subject to continued employment and without retirement vesting. If terminated without Cause or he resigns for Good Reason, he is entitled to severance equal to two times base salary, prorated bonus, certain incentive payouts, and up to 18 months of health coverage, all subject to a release. The Agreement also includes customary confidentiality, non‑competition, and non‑solicitation covenants lasting up to 24 months after employment ends.
First Business Financial Services, Inc. furnished a Q1 2026 investor presentation highlighting strong balance sheet and earnings trends. Tangible book value per share rose 14% year-over-year, while pre-tax, pre-provision earnings grew 6.1% and net income increased 9.4%.
Loans grew 14.9% from the linked quarter and 9.9% year-over-year, and core deposits rose 18.4% from the linked quarter and 13.5% year-over-year, supporting a net interest margin of 3.56% (3.61% excluding fewer accrual days). Non-performing assets declined to $40.5 million, or 0.94% of total assets.
The presentation also emphasizes a five‑year plan targeting at least 15% ROATCE and ≥10% annual growth in revenue and tangible book value, a dividend of $0.34 per share (up 17%), solid capital ratios, and a long history of above‑peer total shareholder return.