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Medifast Inc
(MED US)
$11.87
-0.30
2.47%
Ext:
$13.29
+1.42
11.93%
(Market Closed · 00:00:02 UTC)
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MED US
SEC Filings by Owner
Select Filings
Insider Ownership
SHEETZ MARGARET
(36)
Expand
4
OWNERSHIP DOCUMENT
5 Apr 2016
4
OWNERSHIP DOCUMENT
29 Mar 2016
4
OWNERSHIP DOCUMENT
3 Mar 2016
4
OWNERSHIP DOCUMENT
23 Feb 2016
4
OWNERSHIP DOCUMENT
8 Feb 2016
4
OWNERSHIP DOCUMENT
3 Feb 2016
4
OWNERSHIP DOCUMENT
6 Jan 2016
4
OWNERSHIP DOCUMENT
3 Dec 2015
4
OWNERSHIP DOCUMENT
4 Nov 2015
4
OWNERSHIP DOCUMENT
7 Oct 2015
MACDONALD MICHAEL C
(34)
Expand
4
OWNERSHIP DOCUMENT
2 Oct 2020
4
OWNERSHIP DOCUMENT
6 Jul 2020
4
OWNERSHIP DOCUMENT
18 Jun 2020
4
OWNERSHIP DOCUMENT
8 May 2020
4
OWNERSHIP DOCUMENT
28 May 2019
4
OWNERSHIP DOCUMENT
12 Apr 2019
4
OWNERSHIP DOCUMENT
7 Mar 2019
4
OWNERSHIP DOCUMENT
26 Feb 2019
5/A
OWNERSHIP DOCUMENT
15 Feb 2019
5
OWNERSHIP DOCUMENT
14 Feb 2019
BROWN JEFFREY J
(34)
Expand
4
Statement of changes in beneficial ownership
26 Jun 2025
4
Statement of changes in beneficial ownership
24 Jun 2024
4
Statement of changes in beneficial ownership
9 Nov 2023
4
Statement of changes in beneficial ownership
16 Aug 2023
4
Statement of changes in beneficial ownership
10 Aug 2023
4
Statement of changes in beneficial ownership
20 Jun 2023
4
Statement of changes in beneficial ownership
11 May 2023
4
Statement of changes in beneficial ownership
9 Feb 2023
4
Statement of changes in beneficial ownership
10 Nov 2022
4
OWNERSHIP DOCUMENT
11 Aug 2022
Chard Daniel R
(32)
Expand
4
Statement of changes in beneficial ownership
30 Sep
4
Statement of changes in beneficial ownership
27 Mar
4
Statement of changes in beneficial ownership
17 Jun 2025
4
Statement of changes in beneficial ownership
27 Mar 2025
4
Statement of changes in beneficial ownership
18 Mar 2025
5
Annual statement of beneficial ownership
11 Feb 2025
4
Statement of changes in beneficial ownership
19 Mar 2024
4
Statement of changes in beneficial ownership
15 Mar 2024
4
Statement of changes in beneficial ownership
14 Feb 2024
4
Statement of changes in beneficial ownership
1 May 2023
SCHLACKMAN SCOTT
(27)
Expand
4
Statement of changes in beneficial ownership
28 May
4
Statement of changes in beneficial ownership
12 May
4
Statement of changes in beneficial ownership
26 Jun 2025
4
Statement of changes in beneficial ownership
24 Jun 2024
4
Statement of changes in beneficial ownership
12 Mar 2024
4
Statement of changes in beneficial ownership
9 Nov 2023
4
Statement of changes in beneficial ownership
10 Aug 2023
4
Statement of changes in beneficial ownership
20 Jun 2023
4
Statement of changes in beneficial ownership
11 May 2023
4
Statement of changes in beneficial ownership
14 Mar 2023
SASSANO CARL E
(20)
Expand
4
OWNERSHIP DOCUMENT
22 Jul 2020
4
OWNERSHIP DOCUMENT
18 Jun 2020
4
OWNERSHIP DOCUMENT
6 Jun 2019
4
OWNERSHIP DOCUMENT
9 May 2019
4
PRIMARY DOCUMENT
22 Mar 2019
4
OWNERSHIP DOCUMENT
13 Mar 2019
4
OWNERSHIP DOCUMENT
26 Feb 2019
4
OWNERSHIP DOCUMENT
2 Aug 2018
4
OWNERSHIP DOCUMENT
3 Jul 2018
4
Statement of changes in beneficial ownership
9 Feb 2018
CONNOLLY CHARLES P
(20)
Expand
4
OWNERSHIP DOCUMENT
19 Mar 2018
4
Statement of changes in beneficial ownership
22 Mar 2018
4
Statement of changes in beneficial ownership
9 Feb 2018
4
Statement of changes in beneficial ownership
5 Sep 2017
4
Statement of changes in beneficial ownership
21 Feb 2017
4
OWNERSHIP DOCUMENT
8 Feb 2016
4
OWNERSHIP DOCUMENT
19 Feb 2015
4
OWNERSHIP DOCUMENT
5 Jan 2015
4
Statement of changes in beneficial ownership
2 Oct 2014
4
Statement of changes in beneficial ownership
2 Jul 2014
ROBINSON TIMOTHY G
(20)
Expand
4
OWNERSHIP DOCUMENT
21 Feb 2020
4
PRIMARY DOCUMENT
20 Feb 2020
4
PRIMARY DOCUMENT
11 Feb 2020
4
PRIMARY DOCUMENT
3 Jan 2020
4
OWNERSHIP DOCUMENT
22 Feb 2019
4
OWNERSHIP DOCUMENT
19 Feb 2019
4
OWNERSHIP DOCUMENT
8 Feb 2019
4
OWNERSHIP DOCUMENT
13 Nov 2018
4
Statement of changes in beneficial ownership
20 Feb 2018
4
Statement of changes in beneficial ownership
9 Feb 2018
HALLQUIST CONSTANCE J.
(20)
Expand
4
PRIMARY DOCUMENT
30 Oct 2023
4
Statement of changes in beneficial ownership
11 May 2023
4
Statement of changes in beneficial ownership
9 Feb 2023
4
Statement of changes in beneficial ownership
10 Nov 2022
4
OWNERSHIP DOCUMENT
10 Aug 2022
4
OWNERSHIP DOCUMENT
21 Jun 2022
4
PRIMARY DOCUMENT
7 Jul 2021
4
OWNERSHIP DOCUMENT
7 Jun 2021
4
OWNERSHIP DOCUMENT
5 Mar 2021
4
OWNERSHIP DOCUMENT
6 Jul 2020
BONDROFF BARRY B
(16)
Expand
4
OWNERSHIP DOCUMENT
15 Jun 2015
4
OWNERSHIP DOCUMENT
4 Jun 2015
4
OWNERSHIP DOCUMENT
3 Jun 2015
4
OWNERSHIP DOCUMENT
19 Feb 2015
4
OWNERSHIP DOCUMENT
5 Jan 2015
4
Statement of changes in beneficial ownership
2 Oct 2014
4
Statement of changes in beneficial ownership
2 Jul 2014
4
OWNERSHIP DOCUMENT
14 Mar 2014
4/A
Statement of changes in beneficial ownership (amendment)
2 Jul 2014
5
OWNERSHIP DOCUMENT
14 Mar 2013
MACDONALD SHIRLEY
(16)
Expand
4
Statement of changes in beneficial ownership
14 May 2010
4
Statement of changes in beneficial ownership
28 Dec 2009
4
Statement of changes in beneficial ownership
4 Dec 2009
4
Statement of changes in beneficial ownership
12 Nov 2009
4
Statement of changes in beneficial ownership
10 Nov 2009
4
Statement of changes in beneficial ownership
2 Jul 2009
4
Statement of changes in beneficial ownership
3 Jun 2009
4
Statement of changes in beneficial ownership
2 Jun 2009
4
Statement of changes in beneficial ownership
6 Dec 2006
4
Statement of changes in beneficial ownership
30 Nov 2006
Hoer Michael A.
(16)
Expand
4
Statement of changes in beneficial ownership
26 Jun 2025
4
Statement of changes in beneficial ownership
24 Jun 2024
4
Statement of changes in beneficial ownership
9 Nov 2023
4
Statement of changes in beneficial ownership
10 Aug 2023
4
Statement of changes in beneficial ownership
20 Jun 2023
4
Statement of changes in beneficial ownership
11 May 2023
4
Statement of changes in beneficial ownership
9 Feb 2023
4
Statement of changes in beneficial ownership
10 Nov 2022
4
OWNERSHIP DOCUMENT
10 Aug 2022
4
OWNERSHIP DOCUMENT
21 Jun 2022
Thomas Andrea B
(16)
Expand
4
Statement of changes in beneficial ownership
28 May
4
Statement of changes in beneficial ownership
26 Jun 2025
4
Statement of changes in beneficial ownership
24 Jun 2024
4
Statement of changes in beneficial ownership
9 Nov 2023
4
Statement of changes in beneficial ownership
10 Aug 2023
4
Statement of changes in beneficial ownership
20 Jun 2023
4
Statement of changes in beneficial ownership
11 May 2023
4
Statement of changes in beneficial ownership
9 Feb 2023
4
Statement of changes in beneficial ownership
10 Nov 2022
4
OWNERSHIP DOCUMENT
10 Aug 2022
MCDANIEL JOHN P
(15)
Expand
4
OWNERSHIP DOCUMENT
8 Jun 2015
4
OWNERSHIP DOCUMENT
19 Feb 2015
4
OWNERSHIP DOCUMENT
5 Jan 2015
4
Statement of changes in beneficial ownership
2 Oct 2014
4
OWNERSHIP DOCUMENT
2 Jul 2014
4
OWNERSHIP DOCUMENT
20 Nov 2013
4
OWNERSHIP DOCUMENT
12 Jun 2014
5
OWNERSHIP DOCUMENT
14 Mar 2013
4
OWNERSHIP DOCUMENT
7 Aug 2012
4
Statement of changes in beneficial ownership
22 Jun 2011
Maloney James P.
(14)
Expand
4
Statement of changes in beneficial ownership
27 Mar
4
Statement of changes in beneficial ownership
27 Mar 2025
4
Statement of changes in beneficial ownership
18 Mar 2025
4
Statement of changes in beneficial ownership
19 Mar 2024
4
Statement of changes in beneficial ownership
15 Mar 2024
4
Statement of changes in beneficial ownership
14 Feb 2024
4
Statement of changes in beneficial ownership
24 Jul 2023
4
Statement of changes in beneficial ownership
1 May 2023
4
OWNERSHIP DOCUMENT
22 Jul 2022
4
OWNERSHIP DOCUMENT
21 Mar 2022
Xian Ming
(14)
Expand
4
Statement of changes in beneficial ownership
28 May
4
Statement of changes in beneficial ownership
26 Jun 2025
4
Statement of changes in beneficial ownership
24 Jun 2024
4
Statement of changes in beneficial ownership
9 Nov 2023
4
Statement of changes in beneficial ownership
10 Aug 2023
4
Statement of changes in beneficial ownership
20 Jun 2023
4
Statement of changes in beneficial ownership
11 May 2023
4
Statement of changes in beneficial ownership
9 Feb 2023
4
OWNERSHIP DOCUMENT
10 Aug 2022
4
OWNERSHIP DOCUMENT
21 Jun 2022
MACDONALD BRADLEY T
(13)
Expand
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
20 May 2010
4
Statement of changes in beneficial ownership
20 Oct 2008
4
Statement of changes in beneficial ownership
3 Dec 2007
4
Statement of changes in beneficial ownership
2 Nov 2006
4
Statement of changes in beneficial ownership
18 May 2006
4
Statement of changes in beneficial ownership
11 Aug 2005
4
Statement of changes in beneficial ownership
16 Jul 2004
4
Statement of changes in beneficial ownership
8 Jun 2004
4
Statement of changes in beneficial ownership
24 Dec 2003
BYRNES KEVIN G
(13)
Expand
4
OWNERSHIP DOCUMENT
15 Nov 2021
4
OWNERSHIP DOCUMENT
24 Aug 2021
4
OWNERSHIP DOCUMENT
7 Jun 2021
4
OWNERSHIP DOCUMENT
3 Feb 2021
4
OWNERSHIP DOCUMENT
18 Jun 2020
4
OWNERSHIP DOCUMENT
26 Feb 2019
5
OWNERSHIP DOCUMENT
14 Feb 2019
4
Statement of changes in beneficial ownership
9 Feb 2018
4
Statement of changes in beneficial ownership
21 Feb 2017
4
OWNERSHIP DOCUMENT
8 Feb 2016
Welling Glenn W.
(12)
Expand
4
OWNERSHIP DOCUMENT
5 Dec 2017
4
OWNERSHIP DOCUMENT
15 Nov 2017
4
OWNERSHIP DOCUMENT
14 Mar 2017
4
OWNERSHIP DOCUMENT
21 Feb 2017
4
OWNERSHIP DOCUMENT
16 Nov 2016
4
OWNERSHIP DOCUMENT
3 Jun 2016
4
OWNERSHIP DOCUMENT
10 Feb 2016
4
OWNERSHIP DOCUMENT
8 Feb 2016
4
OWNERSHIP DOCUMENT
17 Sep 2015
4
OWNERSHIP DOCUMENT
7 Aug 2015
MacKenzie Jonathan Barrett
(12)
Expand
4
Statement of changes in beneficial ownership
27 Mar
4
Statement of changes in beneficial ownership
27 Mar 2025
4
Statement of changes in beneficial ownership
18 Mar 2025
4
Statement of changes in beneficial ownership
17 Sep 2024
4
Statement of changes in beneficial ownership
19 Mar 2024
4
Statement of changes in beneficial ownership
15 Mar 2024
4
Statement of changes in beneficial ownership
15 Sep 2023
4
Statement of changes in beneficial ownership
1 May 2023
4
Statement of changes in beneficial ownership
9 Feb 2023
4
OWNERSHIP DOCUMENT
21 Mar 2022
AMELI MEHRNAZ MONA
(9)
Expand
4
Statement of changes in beneficial ownership
17 Nov 2017
4
Statement of changes in beneficial ownership
21 Feb 2017
4
OWNERSHIP DOCUMENT
4 Jan 2017
4
OWNERSHIP DOCUMENT
29 Mar 2016
4
OWNERSHIP DOCUMENT
8 Feb 2016
4
OWNERSHIP DOCUMENT
19 Nov 2015
4
OWNERSHIP DOCUMENT
19 Feb 2015
4
OWNERSHIP DOCUMENT
19 Nov 2014
3
OWNERSHIP DOCUMENT
19 Nov 2014
REILLY DONALD F
(8)
Expand
4
OWNERSHIP DOCUMENT
19 Feb 2015
5
OWNERSHIP DOCUMENT
17 Feb 2015
5
OWNERSHIP DOCUMENT
14 Feb 2014
4
Statement of changes in beneficial ownership
7 Apr 2010
4
Statement of changes in beneficial ownership
17 Nov 2009
4
Statement of changes in beneficial ownership
26 Mar 2009
4
Statement of changes in beneficial ownership
20 Feb 2007
4
Statement of changes in beneficial ownership
14 Jun 2006
MILLS JEANNETTE M
(8)
Expand
4
OWNERSHIP DOCUMENT
20 Aug 2014
4
OWNERSHIP DOCUMENT
18 Nov 2013
4
OWNERSHIP DOCUMENT
10 Jun 2014
5
OWNERSHIP DOCUMENT
14 Mar 2013
4
Statement of changes in beneficial ownership
22 Jun 2011
4
Statement of changes in beneficial ownership
7 Apr 2010
4
Statement of changes in beneficial ownership
14 Aug 2009
4
Statement of changes in beneficial ownership
26 Mar 2009
LAVIN GEORGE
(8)
Expand
4
OWNERSHIP DOCUMENT
17 Sep 2014
5
OWNERSHIP DOCUMENT
14 Mar 2013
4
OWNERSHIP DOCUMENT
2 Mar 2012
4
OWNERSHIP DOCUMENT
7 Sep 2011
4
Statement of changes in beneficial ownership
22 Jun 2011
4
Statement of changes in beneficial ownership
14 Jan 2011
4
Statement of changes in beneficial ownership
7 Apr 2010
4
Statement of changes in beneficial ownership
8 Apr 2009
ZION SCOTT
(7)
Expand
4/A
Statement of changes in beneficial ownership (amendment)
28 Jul 2004
4
Statement of changes in beneficial ownership
28 Jul 2004
4
Statement of changes in beneficial ownership
13 Jan 2004
4
Statement of changes in beneficial ownership
15 Sep 2003
4
PRIMARY DOCUMENT
8 May 2003
4
PRIMARY DOCUMENT
8 May 2003
4
Statement of changes in beneficial ownership
23 Apr 2003
MAGUIRE CATHERINE T
(7)
Expand
4
OWNERSHIP DOCUMENT
19 Feb 2015
4
OWNERSHIP DOCUMENT
5 Jan 2015
4
Statement of changes in beneficial ownership
2 Oct 2014
4
OWNERSHIP DOCUMENT
2 Jul 2014
5
OWNERSHIP DOCUMENT
14 Mar 2013
4
Statement of changes in beneficial ownership
22 Jun 2011
4
Statement of changes in beneficial ownership
7 Apr 2010
BARNUM HARVEY C JR
(7)
Expand
4
OWNERSHIP DOCUMENT
19 Feb 2015
4
OWNERSHIP DOCUMENT
5 Jan 2015
4
Statement of changes in beneficial ownership
2 Oct 2014
4
OWNERSHIP DOCUMENT
2 Jul 2014
5
OWNERSHIP DOCUMENT
14 Mar 2013
4
Statement of changes in beneficial ownership
22 Jun 2011
4
Statement of changes in beneficial ownership
7 Apr 2010
REECE JERRY D
(7)
Expand
4
OWNERSHIP DOCUMENT
19 Feb 2015
4
OWNERSHIP DOCUMENT
5 Jan 2015
4
Statement of changes in beneficial ownership
2 Oct 2014
4
OWNERSHIP DOCUMENT
2 Jul 2014
5
OWNERSHIP DOCUMENT
14 Mar 2013
4
Statement of changes in beneficial ownership
22 Jun 2011
4
Statement of changes in beneficial ownership
7 Apr 2010
HARTWIG JORGENE K.
(7)
Expand
4
OWNERSHIP DOCUMENT
15 Mar 2017
4
Statement of changes in beneficial ownership
21 Feb 2017
4
OWNERSHIP DOCUMENT
16 Mar 2016
4
OWNERSHIP DOCUMENT
8 Feb 2016
4
OWNERSHIP DOCUMENT
4 Dec 2015
4
OWNERSHIP DOCUMENT
17 Sep 2015
3
OWNERSHIP DOCUMENT
26 Jun 2015
GROVES JASON L
(6)
Expand
4
OWNERSHIP DOCUMENT
19 Feb 2015
4
OWNERSHIP DOCUMENT
5 Jan 2015
4
OWNERSHIP DOCUMENT
10 Jun 2014
4
OWNERSHIP DOCUMENT
6 Jun 2014
4
Statement of changes in beneficial ownership
22 Jun 2011
4
Statement of changes in beneficial ownership
7 Apr 2010
Kiai Parsa
(6)
Expand
4
Statement of changes in beneficial ownership
28 Aug
4
Statement of changes in beneficial ownership
26 Aug
4
Statement of changes in beneficial ownership
21 Aug
4
Statement of changes in beneficial ownership
28 May
3/A
Initial statement of beneficial ownership (amendment)
10 Jul
3
Initial statement of beneficial ownership
28 May
ModusLink Global Solutions Inc
(5)
Expand
4
Statement of changes in beneficial ownership
29 Jun 2015
4
Statement of changes in beneficial ownership
24 Jun 2015
4
Statement of changes in beneficial ownership
23 Jun 2015
4
OWNERSHIP DOCUMENT
11 Jun 2015
3
OWNERSHIP DOCUMENT
13 Mar 2015
TRAVIS MARY T
(5)
Expand
4
Statement of changes in beneficial ownership
21 Dec 2009
4
Statement of changes in beneficial ownership
9 Jun 2009
4
Statement of changes in beneficial ownership
26 Mar 2009
4
Statement of changes in beneficial ownership
20 Feb 2007
4
Statement of changes in beneficial ownership
7 Aug 2003
SHEETZ GUY
(5)
Expand
4
OWNERSHIP DOCUMENT
3 Dec 2014
3/A
OWNERSHIP DOCUMENT
3 Dec 2014
3
OWNERSHIP DOCUMENT
28 May 2013
4/A
OWNERSHIP DOCUMENT
3 Dec 2014
4
OWNERSHIP DOCUMENT
28 May 2013
KELLEMAN JOSEPH P
(5)
Expand
3
OWNERSHIP DOCUMENT
3 Apr 2020
4
OWNERSHIP DOCUMENT
22 Feb 2019
4
Statement of changes in beneficial ownership
9 Feb 2018
4
OWNERSHIP DOCUMENT
21 Feb 2017
5
OWNERSHIP DOCUMENT
17 Feb 2015
ModusLink Securities Corp
(5)
Expand
4
Statement of changes in beneficial ownership
29 Jun 2015
4
Statement of changes in beneficial ownership
24 Jun 2015
4
Statement of changes in beneficial ownership
23 Jun 2015
4
OWNERSHIP DOCUMENT
11 Jun 2015
3
OWNERSHIP DOCUMENT
13 Mar 2015
Geary Elizabeth A.
(5)
Expand
4
Statement of changes in beneficial ownership
28 May
4
Statement of changes in beneficial ownership
26 Jun 2025
4
Statement of changes in beneficial ownership
24 Jun 2024
4
Statement of changes in beneficial ownership
20 Jun 2023
3
Initial statement of beneficial ownership
20 Jun 2023
UPHOUSE JEANNE M
(4)
Expand
4
OWNERSHIP DOCUMENT
17 Sep 2014
4
OWNERSHIP DOCUMENT
28 May 2013
4/A
AMENDED OWNERSHIP DOCUMENT
17 Sep 2014
3
OWNERSHIP DOCUMENT
28 May 2013
KAGEN BRIAN
(4)
Expand
4
OWNERSHIP DOCUMENT
17 Sep 2014
4/A
AMENDED OWNERSHIP DOCUMENT
17 Sep 2014
4
OWNERSHIP DOCUMENT
28 May 2013
3
OWNERSHIP DOCUMENT
28 May 2013
GOULD DONALD
(4)
Expand
4
OWNERSHIP DOCUMENT
17 Sep 2014
4/A
AMENDED OWNERSHIP DOCUMENT
17 Sep 2014
4
OWNERSHIP DOCUMENT
28 May 2013
3
OWNERSHIP DOCUMENT
28 May 2013
LLOYD BRIAN
(4)
Expand
4
OWNERSHIP DOCUMENT
16 Sep 2014
4/A
AMENDMENT TO OWNERSHIP DOCUMENT
16 Sep 2014
3
OWNERSHIP DOCUMENT
28 May 2013
4
OWNERSHIP DOCUMENT
28 May 2013
VIETRI DOMINICK
(4)
Expand
4
OWNERSHIP DOCUMENT
17 Sep 2014
3
OWNERSHIP DOCUMENT
28 May 2013
4/A
AMENDED OWNERSHIP DOCUMENT
17 Sep 2014
4
OWNERSHIP DOCUMENT
28 May 2013
Johnson Stephen Kyle
(4)
Expand
4
OWNERSHIP DOCUMENT
19 Mar 2021
4
OWNERSHIP DOCUMENT
23 Feb 2021
4
OWNERSHIP DOCUMENT
21 Feb 2020
3
OWNERSHIP DOCUMENT
13 Feb 2020
DAVID SCHEFFLER
(3)
Expand
4
Statement of changes in beneficial ownership
17 Apr 2003
4
Statement of changes in beneficial ownership
15 Apr 2003
4
Statement of changes in beneficial ownership
8 Apr 2003
MCDEVITT MICHAEL S
(3)
Expand
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
28 Dec 2009
4
Statement of changes in beneficial ownership
26 Aug 2009
LAW RICHARD J
(3)
Expand
4
Statement of changes in beneficial ownership
17 Aug 2009
4
Statement of changes in beneficial ownership
24 May 2006
4
Statement of changes in beneficial ownership
11 Sep 2003
RNI-NV Limited Partnership
(3)
Expand
5
PRIMARY DOCUMENT
1 Feb 2006
4
PRIMARY DOCUMENT
28 Dec 2005
3
PRIMARY DOCUMENT
15 Mar 2005
CONNORS BRENDAN
(3)
Expand
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
28 Dec 2009
4
Statement of changes in beneficial ownership
26 Aug 2009
MCDEVITT MICHAEL J
(2)
Expand
4
Statement of changes in beneficial ownership
20 Feb 2007
4
Statement of changes in beneficial ownership
30 May 2006
WILLIAMS LEO
(2)
Expand
4
Statement of changes in beneficial ownership
30 Nov 2010
4
Statement of changes in beneficial ownership
25 Nov 2009
MC CARTHY DENNIS
(2)
Expand
4
Statement of changes in beneficial ownership
26 Mar 2009
4
Statement of changes in beneficial ownership
14 Dec 2007
VISIUM BALANCED MASTER FUND, LTD.
(2)
Expand
4
Statement of changes in beneficial ownership
1 Jun 2016
3
Initial statement of beneficial ownership
24 Mar 2014
Rose Jeffrey Matthew
(2)
Expand
4
Statement of changes in beneficial ownership
28 May
3
Initial statement of beneficial ownership
28 May
KELLEY TERRY G
(1)
Expand
3
Initial statement of beneficial ownership
15 Jul 2003
HALLOCK ROBERT J
(1)
Expand
4
Statement of changes in beneficial ownership
21 Nov 2003
CALDERONE JOSEPH D
(1)
Expand
4
Statement of changes in beneficial ownership
26 Mar 2009
Johnson Nicholas Mark
(1)
Expand
3
Initial statement of beneficial ownership
27 Mar
≥5% Ownership
BlackRock Inc.
(19)
Expand
SC 13G/A
Medifast Inc
8 Jul 2024
SC 13G/A
Medifast Inc
22 Jan 2024
SC 13G/A
Medifast Inc
26 Jan 2023
SC 13G/A
Medifast Inc
20 Jan 2023
SC 13G/A
Medifast Inc
27 Jan 2022
SC 13G/A
Medifast Inc
26 Jan 2022
SC 13G/A
Medifast Inc
26 Jan 2021
SC 13G/A
Medifast Inc
4 Feb 2020
SC 13G/A
Medifast Inc
31 Jan 2019
SC 13G/A
Medifast Inc
19 Jan 2018
VANGUARD GROUP INC
(14)
Expand
SC 13G/A
Medifast Inc
27 Mar
SC 13G/A
Medifast Inc
10 Jul 2024
SC 13G/A
Medifast Inc
13 Feb 2024
SC 13G/A
Medifast Inc
9 Feb 2023
SC 13G/A
Medifast Inc
10 Feb 2022
SC 13G/A
Medifast Inc
10 Mar 2021
SC 13G/A
Medifast Inc
10 Feb 2021
SC 13G/A
Medifast Inc
12 Feb 2020
SC 13G/A
Medifast Inc
11 Feb 2019
SC 13G/A
Medifast Inc
10 Oct 2018
RENAISSANCE TECHNOLOGIES LLC
(14)
Expand
SC 13G/A
Medifast Inc
14 May
SC 13G/A
Medifast Inc
14 May 2025
SC 13G/A
Medifast Inc
13 Nov 2024
SC 13G/A
Medifast Inc
13 Feb 2024
SC 13G/A
Medifast Inc
13 Feb 2023
SC 13G/A
Medifast Inc
11 Feb 2022
SC 13G/A
Medifast Inc
11 Feb 2021
SC 13G/A
Medifast Inc
13 Feb 2020
SC 13G/A
Medifast Inc
13 Feb 2019
SC 13G/A
Medifast Inc
14 Feb 2018
Engaged Capital LLC
(10)
Expand
SC 13D/A
Medifast Inc
15 Jul 2020
SC 13D/A
Medifast Inc
10 Jul 2020
SC 13D
Medifast Inc
18 Nov 2019
SC 13D/A
Medifast Inc
15 Nov 2017
SC 13D/A
Medifast Inc
14 Dec 2016
SC 13D/A
Medifast Inc
3 Jun 2016
SC 13D/A
Medifast Inc
1 Sep 2015
SC 13D/A
Medifast Inc
7 Apr 2015
SC 13D/A
Medifast Inc
4 Nov 2014
SC 13D
Medifast Inc
14 May 2014
ModusLink Global Solutions Inc
(6)
Expand
SC 13D/A
Medifast Inc
19 Jan 2016
SC 13D/A
Medifast Inc
14 Jan 2016
SC 13D/A
Medifast Inc
31 Dec 2015
SC 13D/A
Medifast Inc
7 Dec 2015
SC 13D/A
Medifast Inc
21 Sep 2015
SC 13D
Medifast Inc
25 Aug 2014
TEEGER JOHN L
(5)
Expand
SC 13D/A
Medifast Inc
12 Dec 2002
SC 13D/A
Medifast Inc
6 May 2002
SC 13D/A
Healthrite Inc
3 Aug 1999
SC 13D/A
Healthrite Inc
10 Feb 1999
SC 13D/A
Healthrite Inc
10 Feb 1998
FMR LLC
(4)
Expand
SC 13G/A
Medifast Inc
10 May 2011
SC 13G/A
Medifast Inc
14 Feb 2011
SC 13G/A
Medifast Inc
10 May 2010
SC 13G
Medifast Inc
16 Feb 2010
DIMENSIONAL FUND ADVISORS LP
(4)
Expand
SC 13G/A
Medifast Inc
12 Feb 2020
SC 13G/A
Medifast Inc
8 Feb 2019
SC 13G/A
Medifast Inc
9 Feb 2018
SC 13G
Medifast Inc
9 Feb 2017
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
(4)
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SC 13G/A
Medifast Inc
12 Aug
SC 13G/A
Medifast Inc
14 May
SC 13G/A
Medifast Inc
12 Feb
SC 13G
Medifast Inc
13 Nov 2025
WELLINGTON MANAGEMENT CO LLP
(4)
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SC 13G/A
Medifast Inc
12 Feb 2010
SC 13G/A
Medifast Inc
10 Feb 2010
SC 13G/A
Medifast Inc
10 Dec 2009
SC 13G
Medifast Inc
10 Nov 2009
HABER WARREN H
(4)
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SC 13D/A
Healthrite Inc
10 Feb 1999
SC 13D/A
Healthrite Inc
8 Sep 1998
SC 13D/A
Healthrite Inc
19 Jun 1998
SC 13D/A
Healthrite Inc
14 Jan 1998
BJURMAN BARRY & ASSOCIATES
(4)
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SC 13G/A
Medifast Inc
27 Dec 2006
SC 13G/A
Medifast Inc
27 Dec 2006
SC 13G/A
Medifast Inc
26 Dec 2006
SC 13G/A
Medifast Inc
26 Dec 2006
HEARTLAND ADVISORS INC
(4)
Expand
SC 13G/A
Healthrite Inc
9 Feb 2000
SC 13G/A
Healthrite Inc
26 Jan 1999
SC 13G/A
Healthrite Inc
30 Jan 1998
SC 13G/A
Healthrite Inc
14 Feb 1997
SUSQUEHANNA SECURITIES, LLC
(4)
Expand
SC 13G
Medifast Inc
14 Aug
SC 13G/A
Medifast Inc
13 Feb
SC 13G/A
Medifast Inc
13 Nov 2025
SC 13G
Medifast Inc
14 Aug 2025
Visium Asset Management, LP
(3)
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SC 13G/A
Medifast Inc
14 Feb 2017
SC 13G/A
Medifast Inc
14 Feb 2014
SC 13G
Medifast Inc
20 May 2013
PURE WORLD INC
(2)
Expand
SC 13D/A
Healthrite Inc
19 Jan 2000
SC 13D
Healthrite Inc
3 Aug 1998
HARROSH JOSEPH L
(2)
Expand
SC 13G/A
Medifast Inc
3 Jan 2008
SC 13G
Medifast Inc
30 May 2007
THOMPSON SIEGEL & WALMSLEY LLC
(2)
Expand
SC 13G
Medifast Inc
13 Feb 2013
SC 13G
Medifast Inc
10 Feb 2012
MILLER VALUE PARTNERS, LLC
(2)
Expand
SC 13G/A
Medifast Inc
16 Feb 2021
SC 13G
Medifast Inc
14 Feb 2020
BRIDGER MANAGEMENT LLC
(2)
Expand
SC 13G/A
Medifast Inc
14 Feb 2011
SC 13G
Medifast Inc
26 Apr 2010
BERG & BERG ENTERPRISES LLC
(2)
Expand
SC 13G/A
Medifast Inc
10 Feb 2010
SC 13G
Medifast Inc
15 Aug 2008
ALYDAR PARTNERS LLC
(2)
Expand
SC 13G/A
Medifast Inc
13 Feb 2012
SC 13G
Medifast Inc
8 Apr 2011
RNI-NV Limited Partnership
(2)
Expand
SC 13G/A
Medifast Inc
1 Feb 2006
SC 13G
Medifast Inc
15 Mar 2005
TIGER CONSUMER MANAGEMENT, LLC
(2)
Expand
SC 13G/A
Medifast Inc
14 Feb 2011
SC 13G
Medifast Inc
17 Sep 2010
Coliseum Capital Management, LLC
(2)
Expand
SC 13G/A
Medifast Inc
17 Feb 2015
SC 13G
Medifast Inc
19 Mar 2014
SAC Capital Advisors LP
(2)
Expand
SC 13G/A
Medifast Inc
14 Feb 2011
SC 13G
Medifast Inc
1 Mar 2010
Steamboat Capital Partners, LLC
(2)
Expand
SC 13D/A
Medifast Inc
21 Aug
SC 13D
Medifast Inc
20 Mar
Man Group Plc
(2)
Expand
SC 13G/A
Medifast Inc
9 Feb 2017
SC 13G
Medifast Inc
5 Jan 2016
Citadel Securities GP LLC
(2)
Expand
SC 13G/A
Medifast Inc
14 Aug
SC 13G
Medifast Inc
15 May
HEALTHRITE INC
(1)
Expand
SC 13D/A
Healthrite Inc
1 Mar 2000
MACDONALD BRADLEY T
(1)
Expand
SC 13D
Healthrite Inc
26 Nov 1997
MILLENNIUM MANAGEMENT LLC
(1)
Expand
SC 13G
Medifast Inc
1 Jul 2024
Ionic Capital Management LLC
(1)
Expand
SC 13G
Medifast Inc
21 Mar 2011
BlackRock, Inc.
(1)
Expand
SC 13G/A
Medifast Inc
29 Jul
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