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RDNT US​

RadNet, Inc.(RDNT US)

$70.34+0.080.11%Ext:$72.83+2.493.54%(Market Closed · 23:47:19 UTC)

Overview

ProfileEntity Structure

Documents

SEC Filings
CategorizedChronologicalBy Owner

SEC Filings by Owner

Insider Ownership

HAMES NORMAN R(146)

  • 4Statement of changes in beneficial ownership5 Mar
  • 4Statement of changes in beneficial ownership12 Sep 2025
  • 4Statement of changes in beneficial ownership29 Aug 2025
  • 4Statement of changes in beneficial ownership19 Mar 2025
  • 4Statement of changes in beneficial ownership6 Mar 2025
  • 4Statement of changes in beneficial ownership10 Jan 2025
  • 4Statement of changes in beneficial ownership12 Jun 2024
  • 4Statement of changes in beneficial ownership4 Mar 2024
  • 4Statement of changes in beneficial ownership10 Jan 2024
  • 4Statement of changes in beneficial ownership15 May 2025

STOLPER MARK(56)

  • 4Statement of changes in beneficial ownership5 Mar
  • 4Statement of changes in beneficial ownership12 Dec 2025
  • 4Statement of changes in beneficial ownership18 Sep 2025
  • 4Statement of changes in beneficial ownership10 Jan 2025
  • 4Statement of changes in beneficial ownership18 Dec 2024
  • 4Statement of changes in beneficial ownership12 Jun 2024
  • 4Statement of changes in beneficial ownership4 Mar 2024
  • 4Statement of changes in beneficial ownership10 Jan 2024
  • 4Statement of changes in beneficial ownership16 May 2023
  • 4Statement of changes in beneficial ownership8 May 2023

Levitt Lawrence L(56)

  • 4Statement of changes in beneficial ownership3 Jun
  • 4Statement of changes in beneficial ownership28 Nov 2025
  • 4Statement of changes in beneficial ownership11 Jun 2025
  • 4Statement of changes in beneficial ownership20 May 2025
  • 4Statement of changes in beneficial ownership6 Dec 2024
  • 4Statement of changes in beneficial ownership14 Jun 2024
  • 4Statement of changes in beneficial ownership13 Jun 2024
  • 4Statement of changes in beneficial ownership12 Jun 2024
  • 4Statement of changes in beneficial ownership7 Dec 2023
  • 4Statement of changes in beneficial ownership9 Jun 2023

SWARTZ DAVID L(47)

  • 4Statement of changes in beneficial ownership22 Jun
  • 4Statement of changes in beneficial ownership3 Jun
  • 4Statement of changes in beneficial ownership11 Jun 2025
  • 4Statement of changes in beneficial ownership11 Mar 2025
  • 4Statement of changes in beneficial ownership13 Jun 2024
  • 4Statement of changes in beneficial ownership12 Jun 2024
  • 4Statement of changes in beneficial ownership9 Jun 2023
  • 4/AStatement of changes in beneficial ownership (amendment)9 Jun 2023
  • 4Statement of changes in beneficial ownership2 Aug 2022
  • 4Statement of changes in beneficial ownership13 Aug 2021

Murdock Michael N(45)

  • 4Statement of changes in beneficial ownership5 Mar
  • 4Statement of changes in beneficial ownership17 Nov 2025
  • 4Statement of changes in beneficial ownership6 Jun 2025
  • 4Statement of changes in beneficial ownership10 Jan 2025
  • 4Statement of changes in beneficial ownership3 Dec 2024
  • 4Statement of changes in beneficial ownership22 Aug 2024
  • 4Statement of changes in beneficial ownership14 Jun 2024
  • 4Statement of changes in beneficial ownership11 Jun 2024
  • 4Statement of changes in beneficial ownership10 Jan 2024
  • 4Statement of changes in beneficial ownership7 Dec 2023

Forthuber Stephen M(44)

  • 4Statement of changes in beneficial ownership16 Jun
  • 4Statement of changes in beneficial ownership5 Mar
  • 4Statement of changes in beneficial ownership9 Dec 2025
  • 4Statement of changes in beneficial ownership3 Dec 2025
  • 4Statement of changes in beneficial ownership10 Jan 2025
  • 4Statement of changes in beneficial ownership13 Jun 2024
  • 4Statement of changes in beneficial ownership4 Mar 2024
  • 4Statement of changes in beneficial ownership10 Jan 2024
  • 4Statement of changes in beneficial ownership20 May 2025
  • 4Statement of changes in beneficial ownership17 Mar 2023

LINDEN JEFFREY L(42)

  • 4Statement of changes in beneficial ownership17 Sep 2018
  • 4OWNERSHIP DOCUMENT11 Jun 2018
  • 4Statement of changes in beneficial ownership14 Mar 2018
  • 4OWNERSHIP DOCUMENT2 Jan 2018
  • 4OWNERSHIP DOCUMENT19 Sep 2017
  • 4OWNERSHIP DOCUMENT6 Sep 2017
  • 4OWNERSHIP DOCUMENT23 Aug 2017
  • 4OWNERSHIP DOCUMENT16 Aug 2017
  • 4Statement of changes in beneficial ownership19 May 2017
  • 4OWNERSHIP DOCUMENT9 Jan 2017

CRUES JOHN V(41)

  • 4Statement of changes in beneficial ownership14 Jun 2021
  • 4Statement of changes in beneficial ownership16 Mar 2021
  • 4Statement of changes in beneficial ownership6 Jan 2021
  • 4Statement of changes in beneficial ownership28 Jan 2020
  • 4Statement of changes in beneficial ownership18 Nov 2019
  • 4Statement of changes in beneficial ownership15 Nov 2019
  • 4Statement of changes in beneficial ownership15 Nov 2019
  • 4Statement of changes in beneficial ownership14 Aug 2019
  • 4Statement of changes in beneficial ownership21 May 2019
  • 4Statement of changes in beneficial ownership5 Mar 2019

SHERMAN MICHAEL L MD(29)

  • 4Statement of changes in beneficial ownership21 Aug 2019
  • 4Statement of changes in beneficial ownership18 Jun 2019
  • 4/AStatement of changes in beneficial ownership (amendment)3 Jul 2019
  • 4Statement of changes in beneficial ownership22 Mar 2019
  • 4OWNERSHIP DOCUMENT7 Jun 2018
  • 4OWNERSHIP DOCUMENT12 Sep 2017
  • 4OWNERSHIP DOCUMENT12 Sep 2017
  • 4OWNERSHIP DOCUMENT9 Jun 2017
  • 4/AOWNERSHIP DOCUMENT20 Jun 2017
  • 4OWNERSHIP DOCUMENT2 Jun 2016

Berger Howard G(22)

  • 4Statement of changes in beneficial ownership18 Jun
  • 4Statement of changes in beneficial ownership6 May
  • 4Statement of changes in beneficial ownership5 Mar
  • 4Statement of changes in beneficial ownership21 Nov 2025
  • 4Statement of changes in beneficial ownership6 Mar 2025
  • 4Statement of changes in beneficial ownership10 Jan 2025
  • 4Statement of changes in beneficial ownership6 Jan 2025
  • 4Statement of changes in beneficial ownership16 Sep 2024
  • 4Statement of changes in beneficial ownership16 Aug 2024
  • 4Statement of changes in beneficial ownership4 Mar 2024

Patel Mital(22)

  • 4Statement of changes in beneficial ownership5 Mar
  • 4Statement of changes in beneficial ownership5 Dec 2025
  • 4Statement of changes in beneficial ownership19 Nov 2025
  • 4Statement of changes in beneficial ownership10 Jan 2025
  • 4Statement of changes in beneficial ownership17 Sep 2024
  • 4Statement of changes in beneficial ownership20 Jun 2024
  • 4Statement of changes in beneficial ownership13 Jun 2024
  • 4Statement of changes in beneficial ownership4 Mar 2024
  • 4Statement of changes in beneficial ownership10 Jan 2024
  • 4Statement of changes in beneficial ownership8 Apr 2025

CADWELL MARVIN S(21)

  • 4Statement of changes in beneficial ownership18 Jun 2019
  • 4OWNERSHIP DOCUMENT7 Jun 2018
  • 4Statement of changes in beneficial ownership14 Mar 2018
  • 4OWNERSHIP DOCUMENT9 Jun 2017
  • 4OWNERSHIP DOCUMENT2 Jun 2016
  • 4OWNERSHIP DOCUMENT11 Mar 2016
  • 4OWNERSHIP DOCUMENT5 Jan 2016
  • 4Statement of changes in beneficial ownership4 Jan 2016
  • 4OWNERSHIP DOCUMENT5 Jan 2015
  • 4Statement of changes in beneficial ownership11 Apr 2014

Katz David Jeffrey(20)

  • 4Statement of changes in beneficial ownership5 Mar
  • 4Statement of changes in beneficial ownership12 Dec 2025
  • 4Statement of changes in beneficial ownership17 Sep 2025
  • 4Statement of changes in beneficial ownership12 Sep 2025
  • 4Statement of changes in beneficial ownership15 Aug 2025
  • 4Statement of changes in beneficial ownership10 Jan 2025
  • 4Statement of changes in beneficial ownership10 Mar 2025
  • 4Statement of changes in beneficial ownership27 Nov 2024
  • 4Statement of changes in beneficial ownership2 Oct 2024
  • 4Statement of changes in beneficial ownership11 Jun 2024

Villigerwilson Ruth Louisa(13)

  • 4Statement of changes in beneficial ownership6 Mar 2023
  • 4Statement of changes in beneficial ownership6 Jan 2022
  • 4Statement of changes in beneficial ownership24 Sep 2021
  • 4Statement of changes in beneficial ownership3 Sep 2021
  • 4Statement of changes in beneficial ownership14 Jun 2021
  • 4/AStatement of changes in beneficial ownership (amendment)14 Jun 2021
  • 4Statement of changes in beneficial ownership11 Mar 2021
  • 4/AStatement of changes in beneficial ownership (amendment)7 May 2021
  • 4Statement of changes in beneficial ownership6 Jan 2021
  • 4Statement of changes in beneficial ownership3 Feb 2020

Sorensen Alma Gregory(12)

  • 4Statement of changes in beneficial ownership23 Mar
  • 4Statement of changes in beneficial ownership18 Mar
  • 4Statement of changes in beneficial ownership12 Mar
  • 4Statement of changes in beneficial ownership5 Mar
  • 4Statement of changes in beneficial ownership18 Jun 2025
  • 4Statement of changes in beneficial ownership3 Jun 2025
  • 4Statement of changes in beneficial ownership27 May 2025
  • 4Statement of changes in beneficial ownership2 May 2025
  • 4Statement of changes in beneficial ownership10 Jan 2025
  • 4Statement of changes in beneficial ownership13 Jun 2024

Gordon Christine Nayoma(9)

  • 4Statement of changes in beneficial ownership11 Jun 2024
  • 4Statement of changes in beneficial ownership10 Jan 2024
  • 4Statement of changes in beneficial ownership28 Nov 2023
  • 4Statement of changes in beneficial ownership25 May 2023
  • 4Statement of changes in beneficial ownership5 Jan 2023
  • 4Statement of changes in beneficial ownership20 Dec 2022
  • 4Statement of changes in beneficial ownership2 Jun 2022
  • 4Statement of changes in beneficial ownership6 Jan 2022
  • 3Initial statement of beneficial ownership14 Jun 2021

SPURLOCK GREGORY E.(8)

  • 4Statement of changes in beneficial ownership3 Jun
  • 4Statement of changes in beneficial ownership11 Jun 2025
  • 4Statement of changes in beneficial ownership18 Jun 2024
  • 4Statement of changes in beneficial ownership13 Jun 2024
  • 4Statement of changes in beneficial ownership9 Jun 2023
  • 4Statement of changes in beneficial ownership2 Aug 2022
  • 4Statement of changes in beneficial ownership14 Jun 2021
  • 3Initial statement of beneficial ownership14 Jun 2021

Jacobs Laura Pastre(8)

  • 4Statement of changes in beneficial ownership3 Jun
  • 4Statement of changes in beneficial ownership11 Jun 2025
  • 4Statement of changes in beneficial ownership13 Jun 2024
  • 4Statement of changes in beneficial ownership9 Jun 2023
  • 4Statement of changes in beneficial ownership2 Aug 2022
  • 4Statement of changes in beneficial ownership14 Jun 2021
  • 3Initial statement of beneficial ownership3 Jun 2020
  • 4Statement of changes in beneficial ownership3 Jun 2020

Jayanathan Ranjan(8)

  • 4Statement of changes in beneficial ownership21 Aug 2025
  • 4Statement of changes in beneficial ownership10 Jan 2025
  • 4Statement of changes in beneficial ownership21 Nov 2024
  • 4Statement of changes in beneficial ownership10 Jan 2024
  • 4Statement of changes in beneficial ownership5 Jan 2023
  • 4Statement of changes in beneficial ownership6 Jan 2022
  • 4Statement of changes in beneficial ownership24 Sep 2021
  • 3Initial statement of beneficial ownership19 Jan 2021

Wesdorp Cornelis(8)

  • 4Statement of changes in beneficial ownership18 Jun
  • 4Statement of changes in beneficial ownership5 Mar
  • 4Statement of changes in beneficial ownership15 Sep 2025
  • 4Statement of changes in beneficial ownership10 Sep 2025
  • 4Statement of changes in beneficial ownership21 Aug 2025
  • 4Statement of changes in beneficial ownership7 Mar 2025
  • 4Statement of changes in beneficial ownership2 Oct 2024
  • 3Initial statement of beneficial ownership2 Oct 2024

Skulte Todd W(5)

  • 4Statement of changes in beneficial ownership16 Jun 2015
  • 4Statement of changes in beneficial ownership24 Apr 2015
  • 4OWNERSHIP DOCUMENT12 Mar 2015
  • 4OWNERSHIP DOCUMENT5 Jan 2015
  • 3OWNERSHIP DOCUMENT3 Dec 2014

Bomar Derek(4)

  • 4Statement of changes in beneficial ownership30 Jul 2015
  • 4OWNERSHIP DOCUMENT1 Apr 2015
  • 4OWNERSHIP DOCUMENT5 Jan 2015
  • 3Initial statement of beneficial ownership9 Dec 2014

Sandy Nyholm Kaminsky, Trustee Of The HFB Heirs' Family Trust(4)

  • 4OWNERSHIP DOCUMENT3 Oct 2017
  • 4/AOWNERSHIP DOCUMENT5 Oct 2017
  • 3OWNERSHIP DOCUMENT9 Jul 2015
  • 3/AOWNERSHIP DOCUMENT5 Oct 2017

Kaminsky Sandy Nyholm(4)

  • 4/AOWNERSHIP DOCUMENT5 Oct 2017
  • 4OWNERSHIP DOCUMENT3 Oct 2017
  • 3OWNERSHIP DOCUMENT9 Jul 2015
  • 3/AOWNERSHIP DOCUMENT5 Oct 2017

HFB Enterprises, LLC(3)

  • 4OWNERSHIP DOCUMENT1 Jul 2015
  • 4OWNERSHIP DOCUMENT4 Mar 2013
  • 3Initial statement of beneficial ownership14 Feb 2012

ABBASI SAMI S(2)

  • 4PRIMARY DOCUMENT30 Nov 2006
  • 3PRIMARY DOCUMENT21 Nov 2006

TUREK ANTHONY J(1)

  • 3PRIMARY DOCUMENT4 Mar 2004

Goldfarb James(1)

  • 3PRIMARY DOCUMENT14 Sep 2004

Karen B. Kaplan Survivor's Trust(1)

  • 4Statement of changes in beneficial ownership24 Mar 2020

≥5% Ownership

VANGUARD GROUP INC(9)

  • SC 13G/ARadNet, Inc.27 Mar
  • SC 13G/ARadNet, Inc.8 Jan 2025
  • SC 13G/ARadNet, Inc.12 Nov 2024
  • SC 13G/ARadNet, Inc.4 Nov 2024
  • SC 13G/ARadNet, Inc.13 Feb 2024
  • SC 13G/ARadNet, Inc.9 Feb 2023
  • SC 13G/ARadNet, Inc.10 Feb 2022
  • SC 13G/ARadNet, Inc.10 Feb 2021
  • SC 13GRadNet, Inc.11 Feb 2020

BlackRock Inc.(8)

  • SC 13G/ARadNet, Inc.23 Jan 2024
  • SC 13G/ARadNet, Inc.23 Jan 2023
  • SC 13G/ARadNet, Inc.27 Jan 2022
  • SC 13G/ARadNet, Inc.25 Jan 2022
  • SC 13G/ARadNet, Inc.27 Jan 2021
  • SC 13G/ARadNet, Inc.4 Feb 2020
  • SC 13G/ARadNet, Inc.10 Dec 2019
  • SC 13GRadNet, Inc.8 Feb 2019

RED MOUNTAIN CAPITAL PARTNERS LLC(6)

  • SC 13D/ARadNet, Inc.12 Nov 2013
  • SC 13D/ARadNet, Inc.10 May 2013
  • SC 13D/ARadNet, Inc.15 Apr 2013
  • SC 13D/ARadNet, Inc.19 Sep 2011
  • SC 13D/ARadNet, Inc.1 Sep 2011
  • SC 13DRadNet, Inc.22 Feb 2011

WC CAPITAL MANAGEMENT LLC(5)

  • SC 13G/ARadNet, Inc.11 Feb 2010
  • SC 13G/ARadNet, Inc.13 Feb 2009
  • SC 13G/ARadNet, Inc.13 Feb 2009
  • SC 13G/ARadNet, Inc.13 Feb 2009
  • SC 13GRadNet, Inc.13 Feb 2009

Trinad Capital Master Fund Ltd.(5)

  • SC 13G/ARadNet, Inc.28 May 2009
  • SC 13GRadNet, Inc.20 Apr 2009
  • SC 13D/ARadNet, Inc.13 Jan 2009
  • SC 13G/ARadNet, Inc.8 Oct 2008
  • SC 13G/ARadNet, Inc.16 Feb 2007

Flynn James E(5)

  • SC 13G/ARadNet, Inc.7 Jun 2011
  • SC 13G/ARadNet, Inc.3 Feb 2011
  • SC 13G/ARadNet, Inc.12 Feb 2010
  • SC 13G/ARadNet, Inc.13 Feb 2009
  • SC 13GRadNet, Inc.5 Dec 2008

JB CAPITAL PARTNERS LP(4)

  • SC 13D/ARadNet, Inc.3 Aug 2021
  • SC 13D/ARadNet, Inc.5 Jun 2015
  • SC 13D/ARadNet, Inc.4 Jun 2013
  • SC 13DRadNet, Inc.28 Jan 2013

BERGER HOWARD G(4)

  • SC 13D/ARadNet, Inc.20 Jan 2016
  • SC 13D/ARadNet, Inc.17 Feb 2015
  • SC 13D/ARadNet, Inc.13 Feb 2012
  • SC 13D/ARadNet, Inc.19 Mar 2010

BlueMountain Capital Management, LLC(4)

  • SC 13G/ARadNet, Inc.30 Jan 2014
  • SC 13G/ARadNet, Inc.14 Nov 2013
  • SC 13DRadNet, Inc.29 May 2013
  • SC 13GRadNet, Inc.13 Feb 2013

CONTRARIAN CAPITAL MANAGEMENT LLC(3)

  • SC 13G/ARadNet, Inc.1 Feb 2008
  • SC 13G/ARadNet, Inc.8 Feb 2007
  • SC 13GPrimedex Health Systems Inc21 Nov 2006

Senvest Management, LLC(3)

  • SC 13G/ARadNet, Inc.12 Feb 2018
  • SC 13G/ARadNet, Inc.13 Feb 2017
  • SC 13G/ARadNet, Inc.12 Feb 2016

Moab Capital Partners LLC(3)

  • SC 13G/ARadNet, Inc.14 Feb 2020
  • SC 13G/ARadNet, Inc.14 Feb 2019
  • SC 13GRadNet, Inc.22 Feb 2018

BECK MACK & OLIVER LLC(2)

  • SC 13G/ARadNet, Inc.14 Feb 2024
  • SC 13GRadNet, Inc.8 Feb 2023

FMR LLC(2)

  • SC 13G/ARadNet, Inc.8 Feb 2021
  • SC 13GRadNet, Inc.7 Feb 2020

BRENCOURT ADVISORS LLC(2)

  • SC 13G/ARadNet, Inc.12 Feb 2009
  • SC 13GRadNet, Inc.17 Jul 2008

Silver Point Capital L.P.(2)

  • SC 13GRadNet, Inc.14 Feb 2012
  • SC 13GRadNet, Inc.6 Jul 2010

RTW INVESTMENTS, LP(2)

  • SC 13G/ARadNet, Inc.14 Aug
  • SC 13GRadNet, Inc.17 Feb

Kaminsky Sandy Nyholm(2)

  • SC 13G/ARadNet, Inc.24 Oct 2024
  • SC 13GRadNet, Inc.10 Jul 2015

PRICE T ROWE ASSOCIATES INC /MD/(1)

  • SC 13GRadNet, Inc.15 May

PRIMEDEX HEALTH SYSTEMS INC(1)

  • SC 13DRadiologix Inc12 Jul 2006

MASHAAL RICHARD R(1)

  • SC 13GRadNet, Inc.17 Feb 2015

HFB Heirs Family Trust II(1)

  • SC 13G/ARadNet, Inc.6 Oct 2017

BlackRock, Inc.(1)

  • SC 13G/ARadNet, Inc.17 Oct 2025

VANGUARD PORTFOLIO MANAGEMENT LLC(1)

  • SC 13GRadNet, Inc.29 Apr

Financials & Metrics

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