Skip to main content
Signal8
Forthuber Stephen M profile photo

Stephen M. Forthuber

CIK: 0001325578

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)6 (54.5%)

Position reduction

Option Exercises (M)3 (27.3%)

Derivative conversions

Awards (A)2 (18.2%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (1)

RadNet, Inc. logo
RDNT

RadNet, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (11 total)

  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Jun 15, 2026
    Sale(S)
    Direct
    24.2K shares at avg. $57.79$1.4M
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Jun 15, 2026
    Sale(S)
    Direct
    19.9K shares at avg. $58.61$1.2M
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Mar 3, 2026
    Award(A)
    Direct
    22K shares-
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Dec 5, 2025
    Sale(S)
    Direct
    31.8K shares at avg. $77.99$2.5M
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Dec 5, 2025
    Sale(S)
    Direct
    1.7K shares at avg. $79.77$136K
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Dec 5, 2025
    Sale(S)
    Direct
    11.6K shares at avg. $79.06$917K
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Dec 3, 2025
    Exercise(M)
    Direct
    39.1K shares at avg. $6.07$238K
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    May 16, 2025
    Sale(S)
    Direct
    18.8K shares at avg. $60.34$1.1M
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Jan 8, 2025
    Award(A)
    Direct
    27.7K shares-
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Jan 4, 2025
    Exercise(M)
    Direct
    1.4K shares-
  • RadNet, Inc. logo
    RDNT

    RadNet, Inc.

    Jan 4, 2024
    Exercise(M)
    Direct
    1.4K shares-

1-11 of 11

About Forthuber Stephen M

Forthuber Stephen M (SEC CIK 0001325578) files insider reports with the SEC as Pres & CEO-Eastern Operations of RadNet, Inc. (RDNT).

Signal8 holds 6 ownership filings by Forthuber Stephen M, all Form 4s, filed between Jan 10, 2025 and Jun 16, 2026. Those filings report 11 transactions, from Jan 4, 2024 to Jun 15, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Forthuber Stephen M's filings is in LOS ANGELES, CA.

Recent filings by Forthuber Stephen M

  • Jun 15, 2026: Open-market sales of RDNT shares (2 lines, Form 4, code S).
  • Mar 3, 2026: Grant or award of RDNT shares (Form 4, code A).
  • Dec 5, 2025: Open-market sales of RDNT shares (3 lines, Form 4, code S).
  • Dec 3, 2025: Option exercise of RDNT shares (Form 4, code M).
  • May 16, 2025: Open-market sale of RDNT shares (Form 4, code S).

Other insiders filing for RadNet, Inc. (RDNT)

How to read Form 4 transaction codes