Who Owns MEDIFAST INC (MED)? -- Institutional Holders (2026-06-30)

139 institutions reported holding $109.8M of MEDIFAST INC (MED) in SEC 13F filings for 2026-06-30. Largest institutional holders: RENAISSANCE TECHNOLOGIES LLC ($8.3M), Steamboat Capital Partners, LLC ($7.5M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($6.2M), VANGUARD GROUP INC ($5.8M), TWO SIGMA INVESTMENTS, LP ($5.1M). Source: SEC Form 13F.

Rank	Institution	Value	Shares	Change
1	RENAISSANCE TECHNOLOGIES LLC	$8.3M	778,610	Added
2	Steamboat Capital Partners, LLC	$7.5M	706,699	Trimmed
3	SUSQUEHANNA INTERNATIONAL GROUP, LLP	$6.2M	582,500	Added
4	VANGUARD GROUP INC	$5.8M	542,981	Trimmed
5	TWO SIGMA INVESTMENTS, LP	$5.1M	481,381	Added
6	Sixth Street Partners Management Company, L.P.	$4.2M	396,996	New
7	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	$4.2M	396,996	Trimmed
8	BlackRock, Inc.	$3.9M	369,503	Trimmed
9	DIMENSIONAL FUND ADVISORS LP	$3.9M	363,394	Added
10	CITADEL ADVISORS LLC	$3.8M	355,350	Trimmed
11	AMERICAN CENTURY COMPANIES INC	$3.4M	318,911	Added
12	MORGAN STANLEY	$3.1M	292,508	Trimmed
13	GROUP ONE TRADING LLC	$3.1M	288,600	Trimmed
14	IMC-Chicago, LLC	$2.6M	249,000	Added
15	GOLDMAN SACHS GROUP INC	$2.6M	243,085	Added
16	MARSHALL WACE, LLP	$2.6M	241,649	New
17	AQR CAPITAL MANAGEMENT LLC	$2.5M	236,434	Added
18	Peapod Lane Capital LLC	$2.4M	222,576	Added
19	Lido Advisors, LLC	$2.3M	220,337	Added
20	Trexquant Investment LP	$2.3M	212,684	Added
21	JANE STREET GROUP, LLC	$1.7M	164,881	Trimmed
22	COMMONS CAPITAL, LLC	$1.6M	149,916	Added
23	Quinn Opportunity Partners LLC	$1.3M	127,112	Hold
24	GEODE CAPITAL MANAGEMENT, LLC	$1.3M	121,071	Trimmed
25	BRIDGEWAY CAPITAL MANAGEMENT, LLC	$1.2M	117,078	Trimmed

Source: SEC Form 13F filings · as of 2026-06-30