MEDIFAST INC
Total Trades
36
Buys
30
Sells
4
Largest Trade
$1M+
Insiders
6
Institutional Funds
82
Inst. Value
$1M+
Activist Filings
19
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Chard Daniel R | Chairman & CEO | BUY | $1K–$15K | 381 | $13.13 | Jun 17, 2025 |
| Thomas Andrea B | Director | BUY | $1K–$15K | 50 | $68.89 | Nov 10, 2023 |
| Hoer Michael A. | Director | BUY | $1K–$15K | 50 | $68.89 | Nov 10, 2023 |
| SCHLACKMAN SCOTT | Director | BUY | $1K–$15K | 53 | $68.89 | Nov 10, 2023 |
| BROWN JEFFREY J | Director | BUY | $1K–$15K | 155 | $69.93 | Nov 10, 2023 |
| HALLQUIST CONSTANCE J. | Insider | SELL | $100K–$500K | 6K | $73.87 | Oct 30, 2023 |
| BROWN JEFFREY J | Director | SELL | $1M+ | 38K | $91.14 | Aug 16, 2023 |
| BROWN JEFFREY J | Director | BUY | $50K–$100K | 733 | $99.39 | Aug 10, 2023 |
| SCHLACKMAN SCOTT | Director | BUY | $1K–$15K | 40 | $89.42 | Aug 10, 2023 |
| Thomas Andrea B | Director | BUY | $1K–$15K | 38 | $89.42 | Aug 10, 2023 |
| Hoer Michael A. | Director | BUY | $1K–$15K | 38 | $89.42 | Aug 10, 2023 |
| BROWN JEFFREY J | Director | BUY | $50K–$100K | 769 | $89.70 | May 11, 2023 |
| Hoer Michael A. | Director | BUY | $1K–$15K | 13 | $87.50 | May 11, 2023 |
| HALLQUIST CONSTANCE J. | Director | BUY | $1K–$15K | 13 | $87.50 | May 11, 2023 |
| Thomas Andrea B | Director | BUY | $1K–$15K | 13 | $87.50 | May 11, 2023 |
| SCHLACKMAN SCOTT | Director | BUY | $1K–$15K | 13 | $87.50 | May 11, 2023 |
| SCHLACKMAN SCOTT | Director | EXERCISE | $50K–$100K | 2K | $27.68 | Mar 14, 2023 |
| SCHLACKMAN SCOTT | Director | SELL | $100K–$500K | 2K | $108.68 | Mar 14, 2023 |
| BROWN JEFFREY J | Director | BUY | $50K–$100K | 582 | $116.09 | Feb 10, 2023 |
| Hoer Michael A. | Director | BUY | $1K–$15K | 10 | $114.97 | Feb 10, 2023 |
| Thomas Andrea B | Director | BUY | $1K–$15K | 10 | $114.97 | Feb 10, 2023 |
| SCHLACKMAN SCOTT | Director | BUY | $1K–$15K | 10 | $114.97 | Feb 10, 2023 |
| HALLQUIST CONSTANCE J. | Director | BUY | $1K–$15K | 10 | $114.97 | Feb 10, 2023 |
| BROWN JEFFREY J | Director | BUY | $50K–$100K | 573 | $105.10 | Nov 10, 2022 |
| Thomas Andrea B | Director | BUY | $1K–$15K | 10 | $106.93 | Nov 10, 2022 |
| SCHLACKMAN SCOTT | Director | BUY | $1K–$15K | 10 | $106.93 | Nov 10, 2022 |
| Hoer Michael A. | Director | BUY | $1K–$15K | 10 | $106.93 | Nov 10, 2022 |
| HALLQUIST CONSTANCE J. | Director | BUY | $1K–$15K | 11 | $106.93 | Nov 10, 2022 |
| BROWN JEFFREY J | Director | BUY | $100K–$500K | 4K | $126.54 | Aug 11, 2022 |
| BROWN JEFFREY J | Director | GRANT | $1K–$15K | 9 | $138.78 | Aug 10, 2022 |
| BROWN JEFFREY J | Director | BUY | $50K–$100K | 399 | $146.01 | Aug 10, 2022 |
| BROWN JEFFREY J | Director | BUY | $50K–$100K | 315 | $183.25 | May 12, 2022 |
| Chard Daniel R | Chairman & CEO | BUY | $50K–$100K | 431 | $183.25 | May 12, 2022 |
| Chard Daniel R | Chairman & CEO | BUY | $100K–$500K | 690 | $186.40 | Apr 22, 2022 |
| BROWN JEFFREY J | Director | BUY | $15K–$50K | 266 | $186.40 | Apr 22, 2022 |
| Thomas Andrea B | Director | SELL | $100K–$500K | 1K | $174.31 | Mar 14, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 82 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC | 781K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 777K | $1M+ | SH |
| Lido Advisors, LLC | 331K | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 316K | $1M+ | SH |
| JANE STREET GROUP, LLC | 260K | $1M+ | SH (Call) |
| Man Group plc | 237K | $1M+ | SH |
| STATE STREET CORP | 222K | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 218K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 213K | $1M+ | SH |
| ACADIAN ASSET MANAGEMENT LLC | 158K | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 134K | $1M+ | SH |
| MORGAN STANLEY | 130K | $1M+ | SH |
| Quinn Opportunity Partners LLC | 127K | $1M+ | SH |
| PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. | 111K | $1M+ | SH |
| PEAK6 LLC | 109K | $1M+ | SH (Call) |
| Peapod Lane Capital LLC | 102K | $1M+ | SH |
| Virtus Family Office LLC | 79K | $500K+ | SH |
| VANGUARD GROUP INC | 67K | $500K+ | SH |
| SummerHaven Investment Management, LLC | 58K | $500K+ | SH |
| Allianz Asset Management GmbH | 53K | $500K+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Feb 13, 2026
1.4%
149K shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
SC 13G/A · Feb 12, 2026
7.1%
777K shares
SC 13G/A · Nov 13, 2025
6.0%
655K shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
SC 13G · Nov 13, 2025
5.4%
595K shares
SC 13G · Aug 14, 2025
7.2%
786K shares
SC 13G/A · May 14, 2025
8.1%
889K shares
SC 13G/A · Nov 13, 2024
9.2%
1.0M shares
The Vanguard Group - 23-1945930
SC 13G/A · Jul 10, 2024
6.6%
723K shares
SC 13G/A · Jul 8, 2024
7.6%
830K shares
SC 13G · Jul 1, 2024
4.3%
469K shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
15.5%
1.7M shares
Renaissance Technologies LLC 26-0385758
SC 13G/A · Feb 13, 2024
7.0%
758K shares
SC 13G/A · Jan 22, 2024
16.6%
1.8M shares
Renaissance Technologies LLC 26-0385758
SC 13G/A · Feb 13, 2023
5.8%
632K shares
SC 13G/A · Jan 26, 2023
16.9%
1.8M shares
SC 13G/A · Jan 20, 2023
16.9%
1.8M shares
Renaissance Technologies LLC 26-0385758
SC 13G/A · Feb 11, 2022
6.9%
798K shares
SC 13G/A · Jan 27, 2022
17.2%
2.0M shares
SC 13G/A · Jan 25, 2022
17.2%
2.0M shares