Medifast Inc (MED) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

12,075,541Shares Outstanding

81,534Shares held by institutions

$880,567Value of institutional holdings

93.38%Institutional ownership %

6.52%Shares Changed QoQ

242No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Medifast Inc (NYSE:MED) currently has 103 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

The collective stake of institutional investors in Medifast moved to 75.1% in December 2025, a shift down from the 89.8% reported for September 2025.
On a quarter-over-quarter basis, institutional holdings shifted by -11.45%, with a year-over-year a decrease of 21.37% in the count of filers.
During the quarter, 37 institutions bought more Medifast shares, 43 sold shares, and 23 of the 103 total investors held their position steady.
The aggregate institutional position in Medifast now stands at 8.24Mn shares as of December 2025, after investors decreased their holdings (down by 1.07Mn shares quarter on quarter which is down 703.42K shares year over year).
As of December 31, 2025, BlackRock, Inc. held Medifast's largest shareholding position with over 914.79K shares, representing 8.33% of total outstanding shares.
Among the most significant buyers of Medifast during December 2025 were Steamboat Capital Partners, LLC (276.41K), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (181.62K), Trexquant Investment LP (59.44K), PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. (31.27K), DIMENSIONAL FUND ADVISORS LP (27.87K).
Leading sellers of Medifast stock in December 2025 included BANK OF AMERICA CORP /DE/ (355.07K), MORGAN STANLEY (253.68K), ACADIAN ASSET MANAGEMENT LLC (239.66K), AQR CAPITAL MANAGEMENT LLC (179.31K), JANE STREET GROUP, LLC (159.70K).
The top 10 institutional holders of Medifast for the quarter ending December 2025 included BlackRock, Inc. (914.79K), RENAISSANCE TECHNOLOGIES LLC (780.61K), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (776.83K), VANGUARD GROUP INC (711.50K), MORGAN STANLEY (334.86K), Lido Advisors, LLC (330.70K), DIMENSIONAL FUND ADVISORS LP (326.24K), Steamboat Capital Partners, LLC (276.41K), JANE STREET GROUP, LLC (260.20K), GEODE CAPITAL MANAGEMENT, LLC (247.45K).

103 Institutional Holders

81,534 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	914,793	-3,355	-0.37%	$9,769,990.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	780,610	-20,300	-2.53%	$8,336,915.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	776,829	181,618	30.51%	$8,296,534.00
VANGUARD GROUP INC	31 Dec, 2025	711,499	190	0.03%	$7,598,810.00
MORGAN STANLEY	31 Dec, 2025	334,858	-253,681	-43.10%	$3,576,292.00
Lido Advisors, LLC	31 Dec, 2025	330,703	0	0.00%	$4,026,301.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	326,240	27,871	9.34%	$3,484,155.00
Steamboat Capital Partners, LLC	31 Dec, 2025	276,414	276,414	0.00%	$2,952,102.00
JANE STREET GROUP, LLC	31 Dec, 2025	260,200	-159,700	-38.03%	$2,778,936.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	247,449	-8,598	-3.36%	$2,643,427.00
Man Group plc	31 Dec, 2025	236,500	23,070	10.81%	$2,525,820.00
STATE STREET CORP	31 Dec, 2025	221,700	-4,326	-1.91%	$2,367,756.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	219,118	-44,530	-16.89%	$2,340,180.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	217,822	-3,423	-1.55%	$2,326,339.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	180,863	-30,555	-14.45%	$1,931,617.00
ACADIAN ASSET MANAGEMENT LLC	31 Dec, 2025	157,778	-239,664	-60.30%	$1,683.00
AQR CAPITAL MANAGEMENT LLC	31 Dec, 2025	131,509	-179,310	-57.69%	$1,404,516.00
Quinn Opportunity Partners LLC	31 Dec, 2025	127,112	0	0.00%	$1,357,556.00
Trexquant Investment LP	31 Dec, 2025	126,959	59,439	88.03%	$1,355,922.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC	31 Dec, 2025	117,939	-538	-0.45%	$1,259,589.00

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