MEDIFAST INC

Historical 13F Holders

Symbol
MED
CUSIP
58470H101
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 58470H101 since 12/18/2024, newest first.

Filer % of Class Filed
Steamboat Capital Partners, LLC 13D/A Amendment 1
7.1% 8/21/2026
Event 8/20/2026
Susquehanna Securities, LLC 13G
5.3% 8/14/2026
Event 6/30/2026
Citadel Securities GP LLC 13G/A Amendment 1
2.6% 8/14/2026
Event 6/30/2026
Charles Schwab Investment Management Inc 13G/A Amendment 3 3.6% 8/12/2026
Event 6/30/2026
BlackRock, Inc. 13G/A Amendment 19 2.9% 7/29/2026
Event 6/30/2026
Citadel Securities GP LLC 13G
6.5% 5/15/2026
Event 3/31/2026
Renaissance Technologies LLC 13G/A Amendment 11
7.0% 5/14/2026
Event 1/2/2026
Charles Schwab Investment Management Inc 13G/A Amendment 2 5.7% 5/14/2026
Event 3/31/2026
Vanguard Group Inc 13G/A Amendment 11 0% 3/27/2026
Event 3/13/2026
Steamboat Capital Partners, LLC 13D
6.0% 3/20/2026
Event 3/13/2026
Susquehanna Securities, LLC 13G/A Amendment 2
1.4% 2/13/2026
Event 12/31/2025
Charles Schwab Investment Management Inc 13G/A Amendment 1 7.1% 2/12/2026
Event 12/31/2025
Susquehanna Securities, LLC 13G/A Amendment 1
6.0% 11/13/2025
Event 9/30/2025
Charles Schwab Investment Management Inc 13G 5.4% 11/13/2025
Event 9/30/2025
Susquehanna Securities, LLC 13G
7.2% 8/14/2025
Event 6/30/2025
Renaissance Technologies LLC 13G/A Amendment 10
8.1% 5/14/2025
Event 1/2/2025
Renaissance Technologies LLC 13G/A Amendment 9
9.2% 11/13/2024
Event 9/30/2024

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 4 1.35 k $15.5 k
2026 Q2 121 8.26 M $87.7 M
2026 Q1 122 8.60 M $87.6 M
2025 Q4 121 8.09 M $86.7 M
2025 Q3 135 9.29 M $127 M
2025 Q2 136 8.96 M $126 M
2025 Q1 141 8.24 M $111 M
2024 Q4 143 8.92 M $157 M
2024 Q3 156 9.22 M $176 M
2024 Q2 180 10.8 M $235 M
2024 Q1 210 12.4 M $473 M
2023 Q4 239 10.7 M $726 M
2023 Q3 252 9.67 M $723 M
2023 Q2 257 9.67 M $892 M
2023 Q1 288 10.2 M $1.06 B
2022 Q4 304 9.79 M $1.13 B
2022 Q3 284 9.54 M $1.03 B
2022 Q2 301 9.70 M $1.75 B
2022 Q1 302 9.94 M $1.70 B
2021 Q4 316 9.80 M $2.05 B
2021 Q3 312 10.0 M $1.93 B
2021 Q2 322 10.0 M $2.83 B
2021 Q1 296 9.74 M $2.06 B
2020 Q4 283 10.6 M $2.09 B
2020 Q3 256 10.1 M $1.66 B
2020 Q2 245 12.2 M $1.69 B
2020 Q1 220 12.5 M $781 M
2019 Q4 244 13.5 M $1.48 B
2019 Q3 265 13.5 M $1.40 B
2019 Q2 284 11.7 M $1.54 B
2019 Q1 272 12.0 M $1.53 B
2018 Q4 267 11.5 M $1.44 B
2018 Q3 291 11.2 M $2.49 B
2018 Q2 276 10.7 M $1.70 B
2018 Q1 235 10.8 M $1.01 B
2017 Q4 214 10.5 M $736 M
2017 Q3 174 10.4 M $616 M
2017 Q2 165 10.7 M $443 M
2017 Q1 174 11.1 M $492 M
2016 Q4 168 10.6 M $453 M
2016 Q3 169 10.3 M $389 M
2016 Q2 157 10.2 M $340 M
2016 Q1 135 10.3 M $311 M
2015 Q4 133 9.65 M $293 M
2015 Q3 124 9.37 M $253 M
2015 Q2 130 10.2 M $328 M
2015 Q1 132 10.4 M $312 M
2014 Q4 134 10.3 M $345 M
2014 Q3 137 10.2 M $337 M
2014 Q2 143 12.7 M $386 M
2014 Q1 143 12.6 M $368 M