19 insiders reported 77 Form 4 transactions for FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ) over the past 18 months (most recent 2026-08-28). Recent activity: Chandler Jodi A (Chief Human Resources Officer) Sell 675 shares, Ferris Scott M. (Director) Buy 575 shares, Crampton Kevin D (Chief Accounting Officer) Sell 54 shares, Kilcoyne Gerald L (Director) Buy 710 shares, CHAMBAS COREY A (Director) Buy 710 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-28 | Chandler Jodi A | Chief Human Resources Officer | Sell | 675 | $47,381 |
| 2026-08-18 | Ferris Scott M. | Director | Buy | 575 | $0 |
| 2026-05-19 | Crampton Kevin D | Chief Accounting Officer | Sell | 54 | $2,906 |
| 2026-05-19 | Kilcoyne Gerald L | Director | Buy | 710 | $0 |
| 2026-05-19 | CHAMBAS COREY A | Director | Buy | 710 | $0 |
| 2026-05-19 | Lorenz William Kent | Director | Buy | 710 | $0 |
| 2026-05-19 | Olszewski Daniel P. | Director | Buy | 710 | $0 |
| 2026-05-19 | Benson Laurie S. | Director | Buy | 710 | $0 |
| 2026-05-19 | Garcia Laura M. | Chief Risk Officer | Sell | 194 | $10,439 |
| 2026-05-19 | CHAVARRIA CARLA C | Director | Buy | 710 | $0 |
| 2026-05-19 | Seiler David R. | President and CEO | Buy | 3,815 | $0 |
| 2026-05-19 | Graham Jason R | Director | Buy | 710 | $0 |
| 2026-04-14 | Garcia Laura M. | Chief Risk Officer | Buy | 2,500 | $0 |
| 2026-04-14 | Garcia Laura M. | Chief Risk Officer | Sell | 1,108 | $64,929 |
| 2026-04-14 | Spielmann Brian D. | CFO | Buy | 3,190 | $0 |
| 2026-04-14 | Spielmann Brian D. | CFO | Sell | 1,501 | $87,959 |
| 2026-04-14 | CHAMBAS COREY A | CEO | Buy | 10,370 | $0 |
| 2026-04-14 | CHAMBAS COREY A | CEO | Sell | 4,875 | $285,675 |
| 2026-04-14 | Seiler David R. | President and COO | Buy | 4,780 | $0 |
| 2026-04-14 | Seiler David R. | President and COO | Sell | 1,912 | $112,043 |
| 2026-04-14 | Ovokaitys Daniel | Chief Information Officer | Buy | 2,430 | $0 |
| 2026-04-14 | Ovokaitys Daniel | Chief Information Officer | Sell | 1,143 | $66,980 |
| 2026-04-14 | Hartlieb James Edward | Pres&CEO First Business Bank | Buy | 2,730 | $0 |
| 2026-04-14 | Hartlieb James Edward | Pres&CEO First Business Bank | Sell | 1,039 | $60,885 |
| 2026-04-14 | Hartlieb James Edward | Pres&CEO First Business Bank | Sell | 127 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-08-28