Medifast MED Institutional Ownership

NYSE MED

$12.12 +0.02 (+0.17%)

As of: Oct 22, 2026 · 1:07 PM EDT

Institutions by Trading Activity

112 Institutions

Increased 68 60.7%

Unchanged 15 13.4%

Reduced 29 25.9%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

73.83%

▼-3.53 pp QoQ

Shares Held by Institutions

8.25Mn

of 11.18Mn outstanding

▼-4.03% QoQ

Shares Outstanding

11.18Mn

2.93Mn held outside 13F filers

Institutional Investors

112

filed 13F for Jun 2026

▲+1 vs prior quarter

Net Shares Added (QoQ)

-347.05K

distributed since last quarter

Value of Holdings

$99.72Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 10, 2026

Medifast Inc (NYSE:MED) appeared in the 13F filings of 112 institutional investors for the quarter ended June 30, 2026.

Together they owned 73.83% of the outstanding stock in Q2 2026, down from 77.36% a quarter earlier.
Total shares held in Medifast fell 4.03% from Q1 2026, while the number of holders fell 4.27% from Q2 2025.
Of the 112 holders of MED in Q2 2026, 68 added to their positions, 29 reduced their stakes and 15 left their positions unchanged.
Altogether, institutional holders owned 8.25Mn MED shares at the end of Q2 2026, down 347.05K from the prior quarter and up 106.91K from a year earlier.
Renaissance Technologies LLC held the largest position in MED at 778.61K shares as of June 30, 2026, or 6.96% of shares outstanding.
Among existing holders, the largest additions to Medifast in Q2 2026 came from Two Sigma Investments, LP (+143.22K shares), Commons Capital, LLC (+111.92K shares), American Century Companies Inc (+94.63K shares), AQR Capital Management LLC (+90.86K shares) and Goldman Sachs Group Inc (+89.91K shares).
Among holders that kept a stake in Medifast, the biggest sellers in Q2 2026 were BlackRock, Inc. (-574.95K shares), Charles Schwab Investment Management Inc (-234.54K shares), Vanguard Portfolio Management LLC (-173.72K shares), State Street Corp (-170.32K shares) and Geode Capital Management, LLC (-132.24K shares).
Medifast's 10 largest institutional shareholders as of Q2 2026 were Renaissance Technologies LLC (778.61K shares), Steamboat Capital Partners, LLC (706.7K shares), Two Sigma Investments, LP (481.38K shares), Vanguard Capital Management LLC (446.61K shares), Charles Schwab Investment Management Inc (397K shares), BlackRock, Inc. (369.5K shares), Dimensional Fund Advisors LP (363.39K shares), American Century Companies Inc (318.91K shares), Morgan Stanley (292.51K shares) and Goldman Sachs Group Inc (243.09K shares), per Business Quant data.

Form 13F Holdings

113 Institutional Holders

Report period 30 Jun, 2026

Total shares held 8.25Mn

Of outstanding 73.83%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	RENAISSANCE TECHNOLOGIES LLC	0001037389	778,610	6.96%	▲4,900	+0.63%	$8.26Mn
2	Steamboat Capital Partners, LLC	0001635663	706,699	6.32%	▼891	-0.13%	$7.50Mn
3	TWO SIGMA INVESTMENTS, LP	0001179392	481,381	4.31%	▲143,223	+42.35%	$5.11Mn
4	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	446,614	3.99%	▲2,147	+0.48%	$4.74Mn
5	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	396,996	3.55%	▼234,543	-37.14%	$4.21Mn
6	BlackRock, Inc.	0002012383	369,503	3.30%	▼574,950	-60.88%	$3.92Mn
7	DIMENSIONAL FUND ADVISORS LP	0000354204	363,394	3.25%	▲1,632	+0.45%	$3.86Mn
8	AMERICAN CENTURY COMPANIES INC	0000748054	318,911	2.85%	▲94,631	+42.19%	$3.38Mn
9	Morgan Stanley	0000895421	292,508	2.62%	▼32,804	-10.08%	$3.10Mn
10	Goldman Sachs Group Inc	0000886982	243,085	2.17%	▲89,914	+58.70%	$2.58Mn
11	MARSHALL WACE, LLP	0001318757	241,649	2.16%	▲241,649	0.00%	$2.56Mn
12	AQR CAPITAL MANAGEMENT LLC	0001167557	236,434	2.11%	▲90,859	+62.41%	$2.51Mn
13	Peapod Lane Capital LLC	0002050979	222,576	1.99%	▲3,513	+1.60%	$2.36Mn
14	Lido Advisors, LLC	0001650150	220,337	1.97%	▲37,302	+20.38%	$2.34Mn
15	Trexquant Investment LP	0001633445	212,684	1.90%	▲32,603	+18.10%	$2.26Mn
16	JANE STREET GROUP, LLC	0001595888	164,881	1.47%	▲38,474	+30.44%	$1.75Mn
17	COMMONS CAPITAL, LLC	0001912835	149,916	1.34%	▲111,916	+294.52%	$1.59Mn
18	Quinn Opportunity Partners LLC	0001633275	127,112	1.14%	0	0.00%	$1.35Mn
19	GEODE CAPITAL MANAGEMENT, LLC	0001214717	121,071	1.08%	▼132,244	-52.21%	$1.29Mn
20	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0001107261	117,078	1.05%	▼40,000	-25.47%	$1.24Mn

Showing 1 to 20 of 113 holders