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JANE STREET GROUP, LLC

Position in MED — Medifast Inc

CIK 1595888 NEW YORK, NY

Position in MED

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,749,386
+$461,300 QoQ
Shares Held
164,881
+30.4% QoQ
Ownership
1.47%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#16
of 111 holders
Holding Since
Jun 2020
24 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MED Over Time

Shares Held

Position Value (USD)

Derivatives in MED

reported options exposure · as of Mar 31, 2026
CallValue
$1,417,429
CallShares
139,100
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Personal Services

Consumer Cyclical · as of Jun 30, 2026

JANE STREET GROUP, LLC holds $91,810,868 across 6 Personal Services names. MED ranks #4 (1.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 MED
Medifast Inc
This page
164,881 $1,749,386

All Filings in MED

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33 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,749,386 164,881
2026-03-31 $1,288,086 126,407
2026-03-31 $1,417,429 139,100
2025-12-31 $2,778,936 260,200
2025-09-30 $5,740,033 419,900
2025-06-30 $2,715,865 193,300
2025-03-31 $498,760 37,000
2024-12-31 $1,954,356 110,917
2024-09-30 $3,083,242 161,089
2024-06-30 $5,735,385 262,850
2024-03-31 $712,636 18,597
2023-12-31 $1,563,804 23,264
2023-09-30 $3,053,355 40,793
2023-06-30 $1,763,389 19,134
2023-03-31 $948,786 9,152
2022-12-31 $335,437 2,908
2022-09-30 $541,907 5,001
2022-06-30 $366,254 2,029
2021-12-31 $587,660 2,806
2021-12-31 $356,031 1,700
2021-09-30 $2,149,669 11,159
2021-09-30 $809,088 4,200
2021-09-30 $1,155,840 6,000
2021-06-30 $1,641,284 5,800
2021-06-30 $1,018,728 3,600
2021-06-30 $1,548,183 5,471
2021-03-31 $4,091,726 19,317
2021-03-31 $275,366 1,300
2020-12-31 $2,041,936 10,400
2020-09-30 $10,261,680 62,400
2020-09-30 $561,267 3,413
2020-06-30 $804,866 5,800
2020-06-30 $1,207,299 8,700