FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-05-19

FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ) has filed 10 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-05-19. 5 Form 8-K material event filings were reported by FBIZ in the last 90 days. InsiderAlpha tracks every FBIZ SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ)

SEC CIK0001521951

90-Day SEC Filing Activity

Form 4 filings (90d)10
Form 8-K filings (90d)5
Latest Form 4 filing2026-05-19

Recent FBIZ Insider Transactions (Form 4)

DateInsiderRoleTransactionSharesPriceValueFiling
CHAVARRIA CARLA CDirectorA — Grant or award710$0.00—SEC
CHAMBAS COREY ADirectorA — Grant or award710$0.00—SEC
Olszewski Daniel P.DirectorA — Grant or award710$0.00—SEC
Graham Jason RDirectorA — Grant or award710$0.00—SEC
Seiler David R.President and CEOA — Grant or award3.8K$0.00—SEC
Benson Laurie S.DirectorA — Grant or award710$0.00—SEC
Garcia Laura M.Chief Risk OfficerF — Tax withholding / forfeiture194$53.81$10KSEC
Crampton Kevin DChief Accounting OfficerF — Tax withholding / forfeiture54$53.81$3KSEC
Lorenz William KentDirectorA — Grant or award710$0.00—SEC
Kilcoyne Gerald LDirectorA — Grant or award710$0.00—SEC
Garcia Laura M.Chief Risk OfficerF — Tax withholding / forfeiture1.1K$58.60$65KSEC
Hartlieb James EdwardPres&CEO First Business BankA — Grant or award2.7K$0.00—SEC
Hartlieb James EdwardPres&CEO First Business BankG — Bona-fide gift127——SEC
Garcia Laura M.Chief Risk OfficerA — Grant or award2.5K$0.00—SEC
Ovokaitys DanielChief Information OfficerF — Tax withholding / forfeiture1.1K$58.60$67KSEC

All transactions sourced from SEC EDGAR Form 4 filings for FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ). Updated in real time as new filings are submitted to the SEC.

Most-Active FBIZ Insiders — Last 90 Days

InsiderForm 4 filingsTotal transaction value
Graham Jason R1—
CHAMBAS COREY A1—
Lorenz William Kent1—
Crampton Kevin D1$3K
Garcia Laura M.1$10K

Recent FBIZ Form 8-K Material Events

Recent Insider Filings

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in FBIZ insider filings:

POpen-market purchase by the insider
SOpen-market sale by the insider
AGrant, award, or other acquisition from the issuer
MExercise or conversion of derivative security (e.g. options)
FPayment of exercise price or tax liability via share withholding
GBona-fide gift of securities
DDisposition to the issuer (e.g. share buyback participation)
JOther acquisition or disposition
XExercise of in-the-money or at-the-money derivative security
CConversion of derivative security
VTransaction voluntarily reported earlier than required

FBIZ Insider Trading — FAQ

What is the latest insider trade for FBIZ?
FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ) had 10 insider filings in the last 90 days, with the most recent on 2026-05-19. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying FBIZ stock?
0 insider purchases of FBIZ were filed in the last 90 days.
How many insiders are selling FBIZ stock?
0 insider sales of FBIZ were filed in the last 90 days.
Where can I see FBIZ SEC filings (Form 4, 10-K, 10-Q, 8-K)?
InsiderAlpha aggregates every FBIZ SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

Learn More

Open the live FBIZ dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.