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CHAMBAS COREY A

SEC insider (Form 3/4/5 filer). CIK 0001311295. CEO at FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ). 11 reported Form 4/5 transactions since Sep 2024; latest on May 16, 2026. Located in MADISON, WI.

Companies CHAMBAS COREY A has filed insider reports for

  • FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ): Director, Officer, CEO
CHAMBAS COREY A profile photo

CHAMBAS COREY A

CIK: 0001311295

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)1 (9.1%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)4 (36.4%)

Compensation grants

Other (G, F, J, C, D, …)6 (54.5%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

FIRST BUSINESS FINANCIAL SERVICES, INC. logo
FBIZ

FIRST BUSINESS FINANCIAL SERVICES, INC.

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (11 total)

  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    May 16, 2026
    Award
    Direct
    710 shares-
  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    Apr 10, 2026
    Tax Payment
    Direct
    4.9K shares at avg. $58.60$286K
  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    Apr 10, 2026
    Award
    Direct
    10.4K shares-
  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    Feb 16, 2026
    Tax Payment
    Direct
    1.5K shares at avg. $58.36$89K
  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    Nov 12, 2025
    Gift
    Direct
    200 shares-
  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    Nov 12, 2025
    Gift
    Direct
    200 shares-
  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    Apr 11, 2025
    Tax Payment
    Direct
    4.8K shares at avg. $45.04$217K
  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    Apr 11, 2025
    Award
    Direct
    10.2K shares-
  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    Feb 16, 2025
    Tax Payment
    Direct
    1.7K shares at avg. $52.76$92K
  • FIRST BUSINESS FINANCIAL SERVICES, INC. logo
    FBIZ

    FIRST BUSINESS FINANCIAL SERVICES, INC.

    Feb 16, 2025
    Award
    Direct
    2.1K shares-

1-10 of 11