Who Owns Medifast, Inc. (MED)?Hedge Fund & Institutional Holders

$9.59+0.06 (+0.63%)Consumer CyclicalNYSE

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$8.000000800000049e+269T

% of Float Held

—

QoQ Change in Holders

+14 / -3

Price History

$9.53$12.59$15.64$18.70$21.76Aug 24Jun 25Mar 26

MED — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
Steamboat Capital Partners, LLCNew Position+276K+$3.0B
SummerHaven Investment Management, LLCNew Position+58K+$620.0M
Centiva Capital, LPNew Position+14K+$148.0M
State of WyomingNew Position+6K+$59.0M
Virtus Family Office LLCNew Position+79K+$844K
WealthCollab, LLCIncreased+163+$594K
SG Americas Securities, LLCNew Position+13K+$143K
Corient Private Wealth LLCNew Position+13K+$138K
Leonteq Securities AGNew Position+1K+$92K
CWM, LLCNew Position+7K+$76K
Intesa Sanpaolo Wealth ManagementNew Position+4K+$47K
Versant Capital Management, IncNew Position+1K+$14K
SIGNATUREFD, LLCNew Position+920+$9K
Covestor LtdNew Position+59+$1K
MAI Capital ManagementNew Position+10+$0

MED — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
AQR CAPITAL MANAGEMENT LLCDecreased-179K-$3.2B
TWO SIGMA INVESTMENTS, LPDecreased-148K-$3.1B
RENAISSANCE TECHNOLOGIES LLCDecreased-20K-$2.9B
TWO SIGMA ADVISERS, LPDecreased-116K-$2.0B
GOLDMAN SACHS GROUP INCDecreased-31K-$1.9B
D. E. Shaw & Co., Inc.Decreased-45K-$1.6B
NORTHERN TRUST CORPDecreased-8K-$1.3B
JACOBS LEVY EQUITY MANAGEMENT, INCClosed Position-84K-$1.2B
AMERICAN CENTURY COMPANIES INCDecreased-3K-$1.0B
VICTORY CAPITAL MANAGEMENT INCDecreased-19K-$866.9M
AMERIPRISE FINANCIAL INCDecreased-45K-$790.6M
CITIGROUP INCDecreased-43K-$651.1M
BRIDGEWAY CAPITAL MANAGEMENT, LLCDecreased-538-$619.6M
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLCClosed Position-40K-$541.0M
Walleye Capital LLCClosed Position-30K-$409.3M

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1RENAISSANCE TECHNOLOGIES LLC780,610$8.0B0.01%Share
2CHARLES SCHWAB INVESTMENT MANAGEMENT INC776,829$8.0B0.00%Share
3CITADEL ADVISORS LLC530,800$5.0B0.00%Call
4DIMENSIONAL FUND ADVISORS LP316,115$3.0B0.00%Share
5Steamboat Capital Partners, LLC276,414$3.0B0.81%Share
6Man Group plc236,500$2.0B0.00%Share
7AMERICAN CENTURY COMPANIES INC217,822$2.0B0.00%Share
8GROUP ONE TRADING LLC164,400$1.8B0.00%Call
9Quinn Opportunity Partners LLC127,112$1.4B0.06%Share
10IMC-Chicago, LLC112,000$1.2B0.00%Call
11SIMPLEX TRADING, LLC101,500$1.0B0.00%Call
12SUSQUEHANNA INTERNATIONAL GROUP, LLP139,300$1.0B0.00%Call
13TWO SIGMA ADVISERS, LP102,900$1.0B0.00%Share
14GOLDMAN SACHS GROUP INC134,397$1.0B0.00%Share
15BRIDGEWAY CAPITAL MANAGEMENT, LLC117,939$1.0B0.02%Share
16D. E. Shaw & Co., Inc.106,157$1.0B0.00%Share
17D. E. Shaw & Co., Inc.112,961$1.0B0.00%Share
18PEAK6 LLC108,700$1.0B0.00%Call
19PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.111,244$1.0B0.09%Share
20AQR CAPITAL MANAGEMENT LLC129,775$1.0B0.00%Share
21Divisadero Street Capital Management, LP79,839$852.0M0.04%Share
22SummerHaven Investment Management, LLC58,056$620.0M0.35%Share
23COMMONS CAPITAL, LLC38,000$405.0M0.27%Share
24UBS Group AG36,431$389.0M0.00%Share
25Invesco Ltd.35,134$375.0M0.00%Share
26Centiva Capital, LP13,885$148.0M0.00%Share
27State of Wyoming5,549$59.0M0.01%Share
28Caption Management, LLC4,396$46.0M0.00%Share
29GROUP ONE TRADING LLC3,900$41.0M0.00%Put
30Invesco Ltd.3,112$33.0M0.00%Share
31Invesco Ltd.1,557$16.0M0.00%Share
32UBS Group AG1,175$12.0M0.00%Share
33CREATIVE FINANCIAL DESIGNS INC /ADV1,000$10.0M0.00%Share
34BARROW HANLEY MEWHINNEY & STRAUSS LLC969$10.0M0.00%Share
35VANGUARD GROUP INC640,510$6.0M0.00%Share
36Invesco Ltd.635$6.0M0.00%Share
37GAMMA Investing LLC559$5.0M0.00%Share
38BlackRock, Inc.521,420$5.0M0.00%Share
39Lido Advisors, LLC330,703$4.0M0.01%Share
40WealthCollab, LLC339$3.0M0.00%Share
41BlackRock, Inc.311,418$3.0M0.00%Share
42STATE STREET CORP221,700$2.0M0.00%Share
43JANE STREET GROUP, LLC260,200$2.0M0.00%Call
44Trexquant Investment LP126,959$1.4M0.01%Share
45Peapod Lane Capital LLC101,567$1.1M0.92%Share
46MORGAN STANLEY129,649$1.0M0.00%Share
47MORGAN STANLEY185,447$1.0M0.00%Share
48ACADIAN ASSET MANAGEMENT LLC157,778$1.0M0.00%Share
49Optiver Holding B.V.176$1.0M0.00%Share
50Virtus Family Office LLC79,060$844K0.73%Share

MED Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025109$37.3B+17
Q3 202592$71.8B-15
Q2 2025107$67.9B-21
Q1 2025128$90.3B+6
Q4 2024122$103.7B+4
Q3 2024118$4.7T-12
Q2 2024130$9.8T-12
Q1 2024142$360.9T—

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As of Q4 2025, 50 institutional investors hold MED (Medifast, Inc.). The largest holder is RENAISSANCE TECHNOLOGIES LLC with $8.0B in shares. This quarter, 14 institutions opened new positions and 3 closed their positions.

Frequently Asked Questions

How many hedge funds own MED?

As of Q4 2025, 50 institutional investors report holding MED (Medifast, Inc.) in their 13F filings.

Who is the largest institutional holder of MED?

The largest institutional holder of MED is RENAISSANCE TECHNOLOGIES LLC with $8.0B in shares.

Is institutional ownership of MED increasing or decreasing?

This quarter, 14 institutions opened new positions in MED and 3 closed their positions.