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Musslewhite Robert W profile photo

Robert W. Musslewhite

CIK: 0001390194

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)4 (100.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (2)

COSTAR GROUP, INC. logo
CSGP

COSTAR GROUP, INC.

Director
CARDINAL HEALTH INC logo
CAH

CARDINAL HEALTH INC

Director

Discretionary Trading P&L

Holdings

Transaction History (4 total)

  • COSTAR GROUP, INC. logo
    CSGP

    COSTAR GROUP, INC.

    Jun 23, 2026
    Award(A)
    Direct
    8.3K shares-
  • CARDINAL HEALTH INC logo
    CAH

    CARDINAL HEALTH INC

    Nov 5, 2025
    Award(A)
    Direct
    1.1K shares-
  • COSTAR GROUP, INC. logo
    CSGP

    COSTAR GROUP, INC.

    Sep 9, 2025
    Award(A)
    Direct
    3.1K shares-
  • CARDINAL HEALTH INC logo
    CAH

    CARDINAL HEALTH INC

    Mar 15, 2025
    Award(A)
    Direct
    1K shares-

1-4 of 4

About Musslewhite Robert W

Musslewhite Robert W (SEC CIK 0001390194) files insider reports with the SEC as Director of COSTAR GROUP, INC. (CSGP) and Director of CARDINAL HEALTH INC (CAH).

Signal8 holds 5 ownership filings by Musslewhite Robert W (1 Form 3, 4 Form 4), filed between Mar 11, 2025 and Jun 24, 2026. Those filings report 4 transactions, from Mar 15, 2025 to Jun 23, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Musslewhite Robert W's filings is in ARLINGTON, VA.

Recent filings by Musslewhite Robert W

  • Jun 23, 2026: Grant or award of CSGP shares (Form 4, code A).
  • Nov 5, 2025: Grant or award of CAH shares (Form 4, code A).
  • Sep 9, 2025: Grant or award of CSGP shares (Form 4, code A).
  • Mar 15, 2025: Grant or award of CAH shares (Form 4, code A).

Other insiders filing for COSTAR GROUP, INC. (CSGP)

How to read Form 4 transaction codes