MEDIFAST INC - MED

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 14 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
BlackRock, Inc. History Reduced 914,793 9,769 0.0% 0.0% 1 -3,355 -0.37% Q4 2025 Feb 12, 2026
RENAISSANCE TECHNOLOGIES LLC History Reduced 780,610 8,336 0.01% 0.01% 2 -20,300 -2.53% Q4 2025 Feb 12, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Added to 776,829 8,296 0.0% 0.0% 3 +181,618 30.51% Q4 2025 Feb 13, 2026
VANGUARD GROUP INC History Added to 711,499 7,598 0.0% 0.0% 4 +190 0.03% Q4 2025 Jan 29, 2026
CITADEL ADVISORS LLC History Added to 563,900 6,022 0.0% 0.0% 5 +306,000 118.65% Q4 2025 Feb 17, 2026
Lido Advisors, LLC History No change 330,703 4,026 0.01% 0.01% 6 0 0.0% Q4 2025 Feb 10, 2026
MORGAN STANLEY History Reduced 334,858 3,576 0.0% 0.0% 7 -253,681 -43.1% Q4 2025 Feb 13, 2026
DIMENSIONAL FUND ADVISORS LP History Added to 326,240 3,484 0.0% 0.0% 8 +27,871 9.34% Q4 2025 Feb 12, 2026
Steamboat Capital Partners, LLC History New 276,414 2,952 0.81% 9 +276,414 New Q4 2025 Feb 17, 2026
JANE STREET GROUP, LLC History Reduced 260,200 2,778 0.0% 0.0% 10 -159,700 -38.03% Q4 2025 Feb 12, 2026
GEODE CAPITAL MANAGEMENT, LLC History Reduced 247,449 2,643 0.0% 0.0% 11 -8,598 -3.36% Q4 2025 Feb 09, 2026
Man Group plc History Added to 236,500 2,525 0.0% 0.01% 12 +23,070 10.81% Q4 2025 Feb 17, 2026
STATE STREET CORP History Reduced 221,700 2,367 0.0% 0.0% 13 -4,326 -1.91% Q4 2025 Feb 13, 2026
D. E. Shaw & Co., Inc. History Reduced 219,118 2,340 0.0% 0.0% 14 -61,230 -21.84% Q4 2025 Feb 17, 2026
AMERICAN CENTURY COMPANIES INC History Reduced 217,822 2,326 0.0% 0.0% 15 -3,423 -1.55% Q4 2025 Feb 13, 2026
GOLDMAN SACHS GROUP INC History Reduced 180,863 1,931 0.0% 0.0% 16 -30,555 -14.45% Q4 2025 Mar 25, 2026
PEAK6 LLC History Reduced 168,326 1,797 0.0% 0.01% 18 -237,574 -58.53% Q4 2025 Mar 12, 2026
GROUP ONE TRADING LLC History Reduced 168,300 1,797 0.0% 0.01% 17 -77,300 -31.47% Q4 2025 Feb 12, 2026
ACADIAN ASSET MANAGEMENT LLC History Reduced 157,778 1,683 0.0% 0.01% 19 -239,664 -60.3% Q4 2025 Feb 10, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Reduced 139,300 1,487 0.0% 0.0% 20 -474,100 -77.29% Q4 2025 Feb 17, 2026
AQR CAPITAL MANAGEMENT LLC History Reduced 131,509 1,404 0.0% 0.0% 21 -179,310 -57.69% Q4 2025 Feb 17, 2026
Quinn Opportunity Partners LLC History No change 127,112 1,357 0.06% 0.12% 22 0 0.0% Q4 2025 Feb 13, 2026
Trexquant Investment LP History Added to 126,959 1,355 0.01% 0.01% 23 +59,439 88.03% Q4 2025 Feb 17, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History Reduced 117,939 1,259 0.03% 0.03% 24 -538 -0.45% Q4 2025 Feb 17, 2026
IMC-Chicago, LLC History Added to 112,000 1,196 0.0% 0.0% 25 +12,000 12.0% Q4 2025 Jan 29, 2026
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. History Added to 111,244 1,188 0.11% 0.12% 26 +31,275 39.11% Q4 2025 Feb 06, 2026
TWO SIGMA ADVISERS, LP History Reduced 102,900 1,098 0.0% 0.01% 27 -116,200 -53.04% Q4 2025 Feb 17, 2026
SIMPLEX TRADING, LLC History Added to 101,500 1,084 0.0% 0.0% 28 +28,200 38.47% Q4 2025 Feb 11, 2026
Peapod Lane Capital LLC History Added to 101,567 1,084 0.92% 1.08% 29 +13,403 15.2% Q4 2025 Jan 28, 2026
BANK OF AMERICA CORP /DE/ History Reduced 97,473 1,041 0.0% 0.0% 30 -355,070 -78.46% Q4 2025 Feb 17, 2026
NORTHERN TRUST CORP History Reduced 87,662 936 0.0% 0.0% 31 -8,113 -8.47% Q4 2025 Feb 17, 2026
TWO SIGMA INVESTMENTS, LP History Reduced 80,340 858 0.0% 0.0% 32 -148,459 -64.89% Q4 2025 Feb 17, 2026
Divisadero Street Capital Management, LP History No change 79,839 852 0.04% 0.05% 33 0 0.0% Q4 2025 Feb 17, 2026
Virtus Family Office LLC History No change 79,060 844 0.73% 1.01% 34 0 0.0% Q4 2025 Feb 03, 2026
FEDERATED HERMES, INC. History Reduced 65,419 698 0.0% 0.0% 35 -630 -0.95% Q4 2025 Feb 12, 2026
SummerHaven Investment Management, LLC History No change 58,056 620 0.35% 0.46% 36 0 0.0% Q4 2025 Feb 03, 2026
JPMORGAN CHASE & CO History Added to 54,380 580 0.0% 0.0% 37 +425 0.79% Q4 2025 Feb 11, 2026
Allianz Asset Management GmbH History No change 52,859 564 0.0% 0.0% 38 0 0.0% Q4 2025 Feb 11, 2026
Quantinno Capital Management LP History Added to 48,807 521 0.0% 0.0% 39 +6,041 14.13% Q4 2025 Feb 17, 2026
Empowered Funds, LLC History Added to 44,773 478 0.01% 0.01% 40 +4,462 11.07% Q4 2025 Feb 18, 2026
VICTORY CAPITAL MANAGEMENT INC History Reduced 44,050 470 0.0% 0.0% 41 -19,364 -30.54% Q4 2025 Feb 13, 2026
Invesco Ltd. History Reduced 40,438 431 0.0% 0.0% 42 -2,156 -5.06% Q4 2025 Feb 19, 2026
FMR LLC History Added to 38,401 410 0.0% 0.0% 43 +2,784 7.82% Q4 2025 Feb 17, 2026
COMMONS CAPITAL, LLC History No change 38,000 405 0.27% 0.34% 44 0 0.0% Q4 2025 Jan 05, 2026
UBS Group AG History Added to 37,607 401 0.0% 0.0% 45 +3,850 11.41% Q4 2025 Jan 29, 2026
Bank of New York Mellon Corp History Reduced 37,256 397 0.0% 0.0% 46 -14,855 -28.51% Q4 2025 Feb 10, 2026
ALLIANCEBERNSTEIN L.P. History No change 27,320 291 0.0% 0.0% 47 0 0.0% Q4 2025 Feb 17, 2026
Verition Fund Management LLC History Added to 24,842 265 0.0% 0.0% 48 +3,306 15.35% Q4 2025 Feb 13, 2026
Nuveen, LLC History No change 23,994 256 0.0% 0.0% 49 0 0.0% Q4 2025 Feb 12, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History Added to 22,905 245 0.0% 0.0% 50 +4,500 24.45% Q4 2025 Feb 17, 2026
Atom Investors LP History New 20,802 222 0.02% 51 +20,802 New Q4 2025 Feb 17, 2026
BARCLAYS PLC History Added to 16,769 179 0.0% 0.0% 52 +1,608 10.61% Q4 2025 Feb 13, 2026
RHUMBLINE ADVISERS History Reduced 14,809 158 0.0% 0.0% 53 -2,968 -16.7% Q4 2025 Feb 13, 2026
WELLS FARGO & COMPANY/MN History Added to 14,169 151 0.0% 0.0% 54 +3,821 36.93% Q4 2025 Feb 13, 2026
Centiva Capital, LP History New 13,885 148 0.0% 55 +13,885 New Q4 2025 Feb 13, 2026
SG Americas Securities, LLC History Reduced 13,363 143 0.0% 0.0% 56 -4,211 -23.96% Q4 2025 Jan 09, 2026
Brevan Howard Capital Management LP History New 13,125 140 0.0% 57 +13,125 New Q4 2025 Feb 17, 2026
AMERIPRISE FINANCIAL INC History Reduced 13,019 139 0.0% 0.0% 58 -44,817 -77.49% Q4 2025 Feb 17, 2026
Corient Private Wealth LLC History New 13,039 139 0.0% 59 +13,039 New Q4 2025 Mar 09, 2026
DEUTSCHE BANK AG\ History Reduced 8,625 92 0.0% 0.0% 60 -16,571 -65.77% Q4 2025 Feb 11, 2026
CWM, LLC History Reduced 7,091 76 0.0% 0.0% 61 -8,758 -55.26% Q4 2025 Jan 26, 2026
State of Wyoming History New 5,549 59 0.01% 62 +5,549 New Q4 2025 Feb 11, 2026
CITIGROUP INC History Reduced 5,082 54 0.0% 0.0% 63 -42,545 -89.33% Q4 2025 Feb 13, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Reduced 4,978 53 0.0% 0.0% 64 -238 -4.56% Q4 2025 Feb 17, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History Reduced 4,959 52 0.0% 0.0% 65 -4,358 -46.77% Q4 2025 Feb 17, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 4,591 49 0.0% 0.0% 66 0 0.0% Q4 2025 Feb 12, 2026
Intesa Sanpaolo Wealth Management History New 4,430 47 0.01% 67 +4,430 New Q4 2025 Feb 12, 2026
Caption Management, LLC History Reduced 4,396 46 0.0% 0.0% 68 -12,999 -74.73% Q4 2025 Feb 17, 2026
Russell Investments Group, Ltd. History Reduced 2,994 31 0.0% 0.0% 69 -6,669 -69.02% Q4 2025 Feb 17, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 2,897 30 0.0% 0.0% 70 +559 23.91% Q4 2025 Feb 10, 2026
Police & Firemen's Retirement System of New Jersey History No change 2,164 23 0.0% 0.0% 71 0 0.0% Q4 2025 Feb 13, 2026
AlphaQuest LLC History Reduced 2,068 22 0.0% 0.01% 72 -8,045 -79.55% Q4 2025 Feb 09, 2026
Pinnacle Wealth Planning Services, Inc. History New 1,652 17 0.0% 73 +1,652 New Q4 2025 Feb 13, 2026
OSAIC HOLDINGS, INC. History Reduced 1,372 14 0.0% 0.0% 74 -50 -3.52% Q4 2025 Feb 17, 2026
Versant Capital Management, Inc History Reduced 1,389 14 0.0% 0.0% 75 -29 -2.05% Q4 2025 Jan 08, 2026
Tower Research Capital LLC (TRC) History Added to 1,233 13 0.0% 0.0% 76 +54 4.58% Q4 2025 Feb 17, 2026
PNC FINANCIAL SERVICES GROUP, INC. History Added to 1,165 12 0.0% 0.0% 77 +18 1.57% Q4 2025 Feb 06, 2026
Ameritas Investment Partners, Inc. History No change 1,067 11 0.0% 0.0% 78 0 0.0% Q4 2025 Feb 11, 2026
BARROW HANLEY MEWHINNEY & STRAUSS LLC History No change 969 10 0.0% 0.0% 79 0 0.0% Q4 2025 Feb 11, 2026
CREATIVE FINANCIAL DESIGNS INC /ADV History No change 1,000 10 0.0% 0.0% 80 0 0.0% Q4 2025 Feb 06, 2026
SIGNATUREFD, LLC History Added to 920 9 0.0% 0.0% 82 +218 31.05% Q4 2025 Jan 20, 2026
Legal & General Group Plc History No change 929 9 0.0% 0.0% 81 0 0.0% Q4 2025 Feb 09, 2026
ROYAL BANK OF CANADA History New 666 7 0.0% 83 +666 New Q4 2025 Feb 17, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 661 7 0.0% 0.0% 84 -120 -15.36% Q4 2025 Feb 17, 2026
JONES FINANCIAL COMPANIES LLLP History Added to 576 6 0.0% 0.0% 85 +410 246.99% Q4 2025 Feb 17, 2026
Sterling Capital Management LLC History Reduced 621 6 0.0% 0.0% 86 -123 -16.53% Q4 2025 Feb 13, 2026
GAMMA Investing LLC History Reduced 559 5 0.0% 0.0% 87 -661 -54.18% Q4 2025 Jan 05, 2026
Rockefeller Capital Management L.P. History New 376 4 0.0% 89 +376 New Q4 2025 Mar 16, 2026
AMALGAMATED BANK History Reduced 339 4 0.0% 0.0% 88 -33 -8.87% Q4 2025 Feb 05, 2026
WealthCollab, LLC History Added to 339 3 0.0% 0.0% 91 +163 92.61% Q4 2025 Jan 27, 2026
Advisors Asset Management, Inc. History Reduced 303 3 0.0% 0.0% 90 -3 -0.98% Q4 2025 Feb 12, 2026
Arax Advisory Partners History Added to 11,597 1 0.0% 0.0% 93 +5,356 85.82% Q4 2025 Feb 13, 2026
EverSource Wealth Advisors, LLC History Reduced 181 1 0.0% 0.0% 94 -872 -82.81% Q4 2025 Feb 06, 2026
LOS ANGELES CAPITAL MANAGEMENT LLC History New 103 1 0.0% 92 +103 New Q4 2025 Feb 11, 2026
Covestor Ltd History Added to 59 1 0.0% 96 +30 103.45% Q4 2025 Feb 06, 2026
Optiver Holding B.V. History No change 176 1 0.0% 0.0% 95 0 0.0% Q4 2025 Feb 17, 2026
MJT & Associates Financial Advisory Group, Inc. History No change 100 1 0.0% 0.0% 97 0 0.0% Q4 2025 Feb 10, 2026
Walleye Capital LLC History Closed out 0 0 0.0% -66,140 -100.0% Q3 2025 Nov 14, 2025
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC History Closed out 0 0 0.02% -39,574 -100.0% Q3 2025 Nov 14, 2025
Walleye Trading LLC History Closed out 0 0 0.0% -23,100 -100.0% Q3 2025 Nov 14, 2025
EXCHANGE TRADED CONCEPTS, LLC History Closed out 0 0 0.0% -19,232 -100.0% Q3 2025 Oct 14, 2025
IEQ CAPITAL, LLC History Closed out 0 0 0.0% -17,514 -100.0% Q3 2025 Nov 14, 2025
BANK OF MONTREAL /CAN/ History Closed out 0 0 0.0% -17,404 -100.0% Q3 2025 Nov 13, 2025
RBF Capital, LLC History Closed out 0 0 0.01% -14,895 -100.0% Q3 2025 Nov 14, 2025
Cerity Partners LLC History Closed out 0 0 0.0% -11,190 -100.0% Q3 2025 Oct 22, 2025
MERCER GLOBAL ADVISORS INC /ADV History Closed out 0 0 0.0% -10,535 -100.0% Q3 2025 Nov 14, 2025
Groupe la Francaise History Closed out 0 0 0.0% -7,580 -100.0% Q3 2025 Nov 13, 2025
MetLife Investment Management, LLC History Closed out 0 0 0.0% -6,161 -100.0% Q3 2025 Nov 13, 2025
Quantbot Technologies LP History Closed out 0 0 0.0% -2,742 -100.0% Q3 2025 Nov 12, 2025
NISA INVESTMENT ADVISORS, LLC History Closed out 0 0 0.0% -2,241 -100.0% Q3 2025 Oct 23, 2025
Advisory Services Network, LLC History Closed out 0 0 0.0% -1,700 -100.0% Q3 2025 Nov 18, 2025
Quarry LP History Closed out 0 0 0.0% -1,563 -100.0% Q3 2025 Nov 14, 2025
Fortitude Family Office, LLC History Closed out 0 0 0.0% -704 -100.0% Q3 2025 Oct 17, 2025
Red Tortoise LLC History Closed out 0 0 0.0% -218 -100.0% Q3 2025 Oct 22, 2025
UMB Bank, n.a. History Closed out 0 0 0.0% -216 -100.0% Q3 2025 Nov 04, 2025
True Wealth Design, LLC History Reduced 30 0 0.0% -130 -81.25% Q4 2025 Jan 08, 2026
Westside Investment Management, Inc. History Closed out 0 0 0.0% -90 -100.0% Q3 2025 Nov 04, 2025
TD PRIVATE CLIENT WEALTH LLC History Closed out 0 0 -66 -100.0% Q3 2025 Oct 27, 2025
Farther Finance Advisors, LLC History Closed out 0 0 -64 -100.0% Q3 2025 Oct 14, 2025
Caitong International Asset Management Co., Ltd History New 58 0 +58 New Q4 2025 Mar 03, 2026
Parallel Advisors, LLC History Closed out 0 0 -50 -100.0% Q3 2025 Nov 13, 2025
Rise Advisors, LLC History Closed out 0 0 -50 -100.0% Q3 2025 Oct 08, 2025
Allworth Financial LP History New 42 0 +42 New Q4 2025 Feb 05, 2026
HUNTINGTON NATIONAL BANK History Closed out 0 0 -40 -100.0% Q3 2025 Nov 12, 2025
PRINCIPAL SECURITIES, INC. History Closed out 0 0 -31 -100.0% Q3 2025 Nov 12, 2025
Clearstead Advisors, LLC History Reduced 2 0 -27 -93.1% Q4 2025 Feb 09, 2026
MassMutual Private Wealth & Trust, FSB History Reduced 83 0 0.0% -21 -20.19% Q4 2025 Jan 07, 2026
COMERICA BANK History Added to 36 0 +17 89.47% Q4 2025 Jan 29, 2026
SBI Securities Co., Ltd. History Reduced 75 0 0.0% -12 -13.79% Q4 2025 Feb 03, 2026
Cornerstone Planning Group LLC History Closed out 0 0 -12 -100.0% Q3 2025 Nov 04, 2025
IFP Advisors, Inc History Reduced 29 0 -11 -27.5% Q4 2025 Feb 06, 2026
Caitlin John, LLC History Reduced 46 0 -11 -19.3% Q4 2025 Feb 18, 2026
MAI Capital Management History New 10 0 +10 New Q4 2025 Feb 13, 2026
Global Retirement Partners, LLC History No change 4 0 0 0.0% Q4 2025 Feb 06, 2026
Concord Wealth Partners History No change 33 0 0 0.0% Q4 2025 Jan 29, 2026
Scarborough Advisors, LLC History No change 8 0 0 0.0% Q4 2025 Feb 17, 2026
Glass Jacobson Investment Advisors llc History No change 7 0 0 0.0% Q4 2025 Jan 22, 2026
Private Wealth Management Group, LLC History No change 41 0 0 0.0% Q4 2025 Jan 23, 2026
Principia Wealth Advisory, LLC History No change 6 0 0 0.0% Q4 2025 Feb 10, 2026