FIRST BUSINESS FINANCIAL SERVICES, INC. — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| CHAMBAS COREY A | CEO | Gift | 200 | — | — | 118,116 | Nov 12, 2025 |
| Crampton Kevin D | Chief Accounting Officer | Purchase | 71 | $51.40 | $3,649 | 1,892 | Nov 7, 2025 |
| Hartlieb James Edward | Pres&CEO First Business Bank | Tax Withholding | 104 | $49.54 | $5,152 | 29,750 | Aug 16, 2025 |
| Kauten Ralph R. | — | Purchase | 10,000 | $47.80 | $478,000 | 29,756 | Jul 30, 2025 |
| Graham Jason R | — | Purchase | 1,000 | $47.87 | $47,870 | 3,220 | Jul 30, 2025 |
| CHAVARRIA CARLA C | — | Award / Grant | 620 | — | — | 7,736 | May 16, 2025 |
| Lorenz William Kent | — | Award / Grant | 620 | — | — | 8,961 | May 16, 2025 |
| Olszewski Daniel P. | — | Award / Grant | 620 | — | — | 26,695 | May 16, 2025 |
| Kilcoyne Gerald L | — | Award / Grant | 620 | — | — | 65,981 | May 16, 2025 |
| Kauten Ralph R. | — | Award / Grant | 620 | — | — | 19,756 | May 16, 2025 |
| Graham Jason R | — | Award / Grant | 620 | — | — | 2,220 | May 16, 2025 |
| Garcia Laura M. | Chief Risk Officer | Tax Withholding | 194 | $49.38 | $9,580 | 3,243 | May 16, 2025 |
| Crampton Kevin D | Chief Accounting Officer | Tax Withholding | 56 | $49.38 | $2,765 | 1,821 | May 16, 2025 |
| Benson Laurie S. | — | Award / Grant | 620 | — | — | 7,971 | May 16, 2025 |
| Seiler David R. | President and COO | Tax Withholding | 1,813 | $45.04 | $81,658 | 33,514 | Apr 11, 2025 |
| Quade Bradley A | Chief Credit Officer | Tax Withholding | 1,109 | $45.04 | $49,949 | 14,623 | Apr 11, 2025 |
| Ovokaitys Daniel | Chief Information Officer | Tax Withholding | 1,165 | $45.04 | $52,472 | 9,192 | Apr 11, 2025 |
| MELOY MARK J | EVP | Award / Grant | 2,720 | — | — | 55,933 | Apr 11, 2025 |
| Hartlieb James Edward | Pres&CEO First Business Bank | Award / Grant | 2,710 | — | — | 30,885 | Apr 11, 2025 |
| Chandler Jodi A | Chief Human Resources Officer | Award / Grant | 2,090 | — | — | 22,533 | Apr 11, 2025 |
| CHAMBAS COREY A | CEO | Tax Withholding | 4,814 | $45.04 | $216,823 | 118,516 | Apr 11, 2025 |
| Spielmann Brian D. | CFO | Award / Grant | 930 | — | — | 5,853 | Feb 16, 2025 |
| Seiler David R. | President and COO | Tax Withholding | 625 | $52.76 | $32,975 | 30,797 | Feb 16, 2025 |
| Quade Bradley A | Chief Credit Officer | Tax Withholding | 452 | $52.76 | $23,848 | 12,962 | Feb 16, 2025 |
| Ovokaitys Daniel | Chief Information Officer | Tax Withholding | 456 | $52.76 | $24,059 | 7,877 | Feb 16, 2025 |
| MELOY MARK J | EVP | Tax Withholding | 392 | $52.76 | $20,682 | 53,213 | Feb 16, 2025 |
| Hartlieb James Edward | Pres&CEO First Business Bank | Tax Withholding | 727 | $52.76 | $38,357 | 28,175 | Feb 16, 2025 |
| Garcia Laura M. | Chief Risk Officer | Award / Grant | 640 | — | — | 3,729 | Feb 16, 2025 |
| Crampton Kevin D | Chief Accounting Officer | Award / Grant | 665 | — | — | 1,922 | Feb 16, 2025 |
| Chandler Jodi A | Chief Human Resources Officer | Award / Grant | 600 | — | — | 20,766 | Feb 16, 2025 |
| CHAMBAS COREY A | CEO | Tax Withholding | 1,740 | $52.76 | $91,802 | 113,090 | Feb 16, 2025 |
| Ovokaitys Daniel | Chief Information Officer | Sale | 4,828 | $54.55 | $263,367 | 7,718 | Feb 7, 2025 |
| Sanders Carol P | — | Sale | 8,211 | $48.83 | $400,943 | 2,925 | Dec 13, 2024 |
| Lorenz William Kent | — | Sale | 1,000 | $49.00 | $49,000 | 8,341 | Nov 19, 2024 |
| CHAMBAS COREY A | CEO | Sale | 40,000 | $48.81 | $1,952,400 | 112,750 | Nov 7, 2024 |
| Hartlieb James Edward | Pres&CEO First Business Bank | Sale | 6,344 | $43.15 | $273,744 | — | Oct 31, 2024 |
| Sanders Carol P | — | Purchase | 102 | $44.70 | $4,559 | 11,104 | Oct 30, 2024 |
| Ovokaitys Daniel | Chief Information Officer | Sale | 1,130 | $42.38 | $47,889 | 12,546 | Aug 23, 2024 |
| Lorenz William Kent | — | Sale | 1,150 | $42.79 | $49,209 | 9,341 | Aug 19, 2024 |
| Hartlieb James Edward | Pres&CEO First Business Bank | Tax Withholding | 96 | $42.96 | $4,124 | 34,506 | Aug 16, 2024 |
| MELOY MARK J | EVP | Sale | 5,000 | $40.05 | $200,250 | 53,605 | Aug 12, 2024 |
| Sanders Carol P | — | Purchase | 129 | $45.85 | $5,915 | 11,002 | Jul 30, 2024 |
| Crampton Kevin D | Chief Accounting Officer | Purchase | 154 | $34.15 | $5,259 | 1,257 | May 21, 2024 |
| Crampton Kevin D | Chief Accounting Officer | Tax Withholding | 59 | $34.50 | $2,036 | 1,103 | May 16, 2024 |
| Garcia Laura M. | Chief Risk Officer | Tax Withholding | 162 | $34.50 | $5,589 | 3,089 | May 16, 2024 |
| Benson Laurie S. | — | Award / Grant | 655 | — | — | 7,351 | May 16, 2024 |
| CHAVARRIA CARLA C | — | Award / Grant | 655 | — | — | 7,116 | May 16, 2024 |
| Harris John J | — | Award / Grant | 655 | — | — | 13,925 | May 16, 2024 |
| Kauten Ralph R. | — | Award / Grant | 655 | — | — | 19,136 | May 16, 2024 |
| Kilcoyne Gerald L | — | Award / Grant | 655 | — | — | 65,361 | May 16, 2024 |