Nasdaq · CIK 0001521951
FBIZ FIRST BUSINESS FINANCIAL SERVICES, INC.
Insider trading from SEC Form 4. Last filing May 19, 2026. Close $69.36 on Oct 9, 2026, +49% from the 52-week low and -5% from the high.
FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ) has 65 SEC Form 4 filings on file from 18 insiders, the latest filed on May 19, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.
9 open-market trades have been scored at FBIZ. The newest: Kevin D Crampton (Chief Accounting Officer) bought $3,649 of stock on Nov 7, 2025, filed Nov 10, 2025, scored 15 (weak). The largest of the 9 shown: Corey A Chambas (CEO) sold $2.0M on Nov 7, 2024, scored 75 (notable). 2 insiders bought within 14 days of each other around Jul 30, 2025.
FBIZ closed at $69.36 on Oct 9, 2026, 49% above its 52-week low and 5% below its 52-week high.
4 Form 144 notices of planned sales are on file, the latest filed Feb 6, 2025.
Last 90 days
Price and insider trades, last year
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at FIRST BUSINESS FINANCIAL SERVICES, INC., scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 15Weak | Kevin D Crampton Chief Accounting Officer buy | $3,649 71 shares | +4% | +22% from low-7% from high | |
| 36Weak | Jason R Graham director buy | $48k 1,000 shares | +45% | +15% from low-14% from high | |
| 51Moderate | Ralph R. Kauten director buy | $478k 10,000 shares | +51% | +15% from low-14% from high | |
| 38Weak | Daniel Ovokaitys Chief Information Officer sell | $263k 4,828 shares | -38% | - | |
| 52Moderate | Carol P Sanders director sell | $434k 8,881 shares | -80% | - | |
| 35Weak | William Kent Lorenz director sell | $49k 1,000 shares | -11% | - | |
| 75Notable | Corey A Chambas CEO sell | $2.0M 40,000 shares | -26% | - | |
| 66Notable | James Edward Hartlieb Pres&CEO First Business Bank sell | $274k 6,344 shares | -100% | - | |
| 15Weak | Carol P Sanders director buy | $5,999 134 shares | +1% | - |
Planned sales
Form 144 notices filed before a sale of restricted or control stock, newest first. The sale itself usually reaches a Form 4 within days. All planned sales
| Filed | Seller | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Feb 6, 2025 | Ovokaitys Daniel Officer | 4,828 0.06% of outstanding | $261k | Feb 6, 2025 | none |
| Dec 12, 2024 | Sanders Carol P Director | 8,881 0.11% of outstanding | $446k | Dec 13, 2024 | none |
| Nov 7, 2024 | CHAMBAS COREY A Officer, Director | 40,000 0.48% of outstanding | $1.8M | Nov 7, 2024 | none |
| Oct 31, 2024 | Hartlieb James Edward Officer | 6,334 0.08% of outstanding | $280k | Oct 31, 2024 | none |
Transactions
The newest 50 of 102 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| May 16, 2026 | Corey A Chambas CEO | AGrant or award Common Stock | +710 | $0.00 | $0 | 122,790 | May 19, 2026 |
| May 16, 2026 | Daniel P. Olszewski director | AGrant or award Common Stock | +710 | $0.00 | $0 | 27,405 | May 19, 2026 |
| May 16, 2026 | Carla C Chavarria director | AGrant or award Common Stock | +710 | $0.00 | $0 | 8,446 | May 19, 2026 |
| May 16, 2026 | Jason R Graham director | AGrant or award Common Stock | +710 | $0.00 | $0 | 3,930 | May 19, 2026 |
| May 16, 2026 | Laurie S. Benson director | AGrant or award Common Stock | +710 | $0.00 | $0 | 8,681 | May 19, 2026 |
| May 16, 2026 | Gerald L Kilcoyne director | AGrant or award Common Stock | +710 | $0.00 | $0 | 66,691 | May 19, 2026 |
| May 16, 2026 | William Kent Lorenz director | AGrant or award Common Stock | +710 | $0.00 | $0 | 9,671 | May 19, 2026 |
| May 16, 2026 | David R. Seiler President and CEO | AGrant or award Common Stock | +3,815 | $0.00 | $0 | 41,187 | May 19, 2026 |
| May 16, 2026 | Laura M. Garcia Chief Risk Officer | FTax withholding Common Stock | -194 | $53.81 | $10k | 4,648 | May 19, 2026 |
| May 16, 2026 | Kevin D Crampton Chief Accounting Officer | FTax withholding Common Stock | -54 | $53.81 | $2,906 | 2,347 | May 19, 2026 |
| Apr 10, 2026 | James Edward Hartlieb Pres&CEO First Business Bank | AGrant or award Common Stock | +2,730 | $0.00 | $0 | 32,803 | Apr 14, 2026 |
| Apr 10, 2026 | Corey A Chambas CEO | AGrant or award Common Stock | +10,370 | $0.00 | $0 | 126,955 | Apr 14, 2026 |
| Apr 10, 2026 | Bradley A Quade Chief Credit Officer | AGrant or award Common Stock | +2,740 | $0.00 | $0 | 17,678 | Apr 14, 2026 |
| Apr 10, 2026 | David R. Seiler President and COO | AGrant or award Common Stock | +4,780 | $0.00 | $0 | 39,284 | Apr 14, 2026 |
| Apr 10, 2026 | Jodi A Chandler Chief Human Resources Officer | AGrant or award Common Stock | +2,080 | $0.00 | $0 | 24,059 | Apr 14, 2026 |
| Apr 10, 2026 | Brian D. Spielmann CFO | AGrant or award Common Stock | +3,190 | $0.00 | $0 | 8,812 | Apr 14, 2026 |
| Apr 10, 2026 | Daniel Ovokaitys Chief Information Officer | AGrant or award Common Stock | +2,430 | $0.00 | $0 | 11,811 | Apr 14, 2026 |
| Apr 10, 2026 | Laura M. Garcia Chief Risk Officer | AGrant or award Common Stock | +2,500 | $0.00 | $0 | 5,950 | Apr 14, 2026 |
| Apr 10, 2026 | Laura M. Garcia Chief Risk Officer | FTax withholding Common Stock | -1,108 | $58.60 | $65k | 4,842 | Apr 14, 2026 |
| Apr 10, 2026 | James Edward Hartlieb Pres&CEO First Business Bank | FTax withholding Common Stock | -1,039 | $58.60 | $61k | 31,764 | Apr 14, 2026 |
| Apr 10, 2026 | Daniel Ovokaitys Chief Information Officer | FTax withholding Common Stock | -1,143 | $58.60 | $67k | 10,668 | Apr 14, 2026 |
| Apr 10, 2026 | Bradley A Quade Chief Credit Officer | FTax withholding Common Stock | -1,096 | $58.60 | $64k | 16,582 | Apr 14, 2026 |
| Apr 10, 2026 | Corey A Chambas CEO | FTax withholding Common Stock | -4,875 | $58.60 | $286k | 122,080 | Apr 14, 2026 |
| Apr 10, 2026 | David R. Seiler President and COO | FTax withholding Common Stock | -1,912 | $58.60 | $112k | 37,372 | Apr 14, 2026 |
| Apr 10, 2026 | Brian D. Spielmann CFO | FTax withholding Common Stock | -1,501 | $58.60 | $88k | 7,311 | Apr 14, 2026 |
| Apr 10, 2026 | Jodi A Chandler Chief Human Resources Officer | FTax withholding Common Stock | -834 | $58.60 | $49k | 23,225 | Apr 14, 2026 |
| Apr 10, 2026 | James Edward Hartlieb Pres&CEO First Business Bank | GGift Common Stock | -127 | - | - | 31,637 | Apr 14, 2026 |
| Feb 16, 2026 | Niamh M. Kristufek President - Specialty Finance | AGrant or award Common Stock | +660 | $0.00 | $0 | 3,590 | Feb 18, 2026 |
| Feb 16, 2026 | Laura M. Garcia Chief Risk Officer | AGrant or award Common Stock | +605 | $0.00 | $0 | 3,848 | Feb 18, 2026 |
| Feb 16, 2026 | Bradley A Quade Chief Credit Officer | AGrant or award Common Stock | +735 | $0.00 | $0 | 15,358 | Feb 18, 2026 |
| Feb 16, 2026 | James Edward Hartlieb Pres&CEO First Business Bank | AGrant or award Common Stock | +715 | $0.00 | $0 | 30,465 | Feb 18, 2026 |
| Feb 16, 2026 | Daniel Ovokaitys Chief Information Officer | AGrant or award Common Stock | +595 | $0.00 | $0 | 9,787 | Feb 18, 2026 |
| Feb 16, 2026 | Brian D. Spielmann CFO | AGrant or award Common Stock | +875 | $0.00 | $0 | 6,225 | Feb 18, 2026 |
| Feb 16, 2026 | David R. Seiler President and COO | AGrant or award Common Stock | +1,655 | $0.00 | $0 | 35,169 | Feb 18, 2026 |
| Feb 16, 2026 | Corey A Chambas CEO | FTax withholding Common Stock | -1,531 | $58.36 | $89k | 116,585 | Feb 18, 2026 |
| Feb 16, 2026 | Jodi A Chandler Chief Human Resources Officer | AGrant or award Common Stock | +550 | $0.00 | $0 | 22,292 | Feb 18, 2026 |
| Feb 16, 2026 | Kevin D Crampton Chief Accounting Officer | AGrant or award Common Stock | +610 | $0.00 | $0 | 2,502 | Feb 18, 2026 |
| Feb 16, 2026 | Kevin D Crampton Chief Accounting Officer | FTax withholding Common Stock | -101 | $58.36 | $5,894 | 2,401 | Feb 18, 2026 |
| Feb 16, 2026 | Niamh M. Kristufek President - Specialty Finance | FTax withholding Common Stock | -254 | $58.36 | $15k | 3,336 | Feb 18, 2026 |
| Feb 16, 2026 | Laura M. Garcia Chief Risk Officer | FTax withholding Common Stock | -398 | $58.36 | $23k | 3,450 | Feb 18, 2026 |
| Feb 16, 2026 | Bradley A Quade Chief Credit Officer | FTax withholding Common Stock | -420 | $58.36 | $25k | 14,938 | Feb 18, 2026 |
| Feb 16, 2026 | James Edward Hartlieb Pres&CEO First Business Bank | FTax withholding Common Stock | -392 | $58.36 | $23k | 30,073 | Feb 18, 2026 |
| Feb 16, 2026 | Daniel Ovokaitys Chief Information Officer | FTax withholding Common Stock | -406 | $58.36 | $24k | 9,381 | Feb 18, 2026 |
| Feb 16, 2026 | Brian D. Spielmann CFO | FTax withholding Common Stock | -603 | $58.36 | $35k | 5,622 | Feb 18, 2026 |
| Feb 16, 2026 | David R. Seiler President and COO | FTax withholding Common Stock | -665 | $58.36 | $39k | 34,504 | Feb 18, 2026 |
| Feb 16, 2026 | Jodi A Chandler Chief Human Resources Officer | FTax withholding Common Stock | -313 | $58.36 | $18k | 21,979 | Feb 18, 2026 |
| Nov 12, 2025 | Corey A Chambas CEO | GGift Common Stock | -200 | - | - | 118,316 | Nov 14, 2025 |
| Nov 12, 2025 | Corey A Chambas CEO | GGift Common Stock | -200 | - | - | 118,116 | Nov 14, 2025 |
| Nov 7, 2025 | Kevin D Crampton Chief Accounting Officer | POpen-market purchase Common Stock | +71 | $51.40 | $3,649 | 1,892 | Nov 10, 2025 |
| Aug 16, 2025 | James Edward Hartlieb Pres&CEO First Business Bank | FTax withholding Common Stock | -104 | $49.54 | $5,152 | 29,750 | Aug 19, 2025 |
Insiders
Everyone who has filed a Form 4 here.
- Laurie S. Bensondirector
- Corey A ChambasCEO
- Carla C Chavarriaofficer, director
- Jodi A ChandlerChief Human Resources Officer
- Kevin D CramptonChief Accounting Officer
- Laura M. GarciaChief Risk Officer
- Jason R Grahamdirector
- James Edward HartliebPres&CEO First Business Bank
- Ralph R. Kautendirector
- Gerald L Kilcoynedirector
- Niamh M. KristufekPresident - Specialty Finance
- William Kent Lorenzdirector
- Daniel P. Olszewskidirector
- Daniel OvokaitysChief Information Officer
- Bradley A QuadeChief Credit Officer
- Carol P Sandersdirector
- David R. SeilerPresident and CEO
- Brian D. SpielmannCFO
Questions about FBIZ
Answered from the filings on this page, as of the latest one.
Are insiders buying FBIZ?
No. In the last 90 days no insider at FIRST BUSINESS FINANCIAL SERVICES, INC. bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.
Who was the last insider to trade FBIZ on the open market?
Kevin D Crampton (Chief Accounting Officer) bought $3,649 of FBIZ on Nov 7, 2025 and filed the Form 4 on Nov 10, 2025. InsiderTell scored 15 (weak).
How many insiders file Form 4 at FIRST BUSINESS FINANCIAL SERVICES, INC.?
18 people have filed a Form 4 at FIRST BUSINESS FINANCIAL SERVICES, INC., among them Laurie S. Benson (director), Corey A Chambas (CEO), Carla C Chavarria (officer and director). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.