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Side-by-side financial comparison of MEDIFAST INC (MED) and System1, Inc. (SST). Click either name above to swap in a different company.

MEDIFAST INC is the larger business by last-quarter revenue ($75.1M vs $51.9M, roughly 1.4× System1, Inc.). On growth, System1, Inc. posted the faster year-over-year revenue change (-31.3% vs -36.9%). Over the past eight quarters, System1, Inc.'s revenue compounded faster (-21.8% CAGR vs -34.4%).

Medifast, Inc. is an American nutrition and weight loss company based in Baltimore, Maryland. Medifast produces, distributes, and sells weight loss and health-related products through websites, multi-level marketing, telemarketing, and franchised weight loss clinics.

System1 is an American Internet advertising company. Formerly known as OpenMail, it was founded in 2013. It describes itself as operating a "Responsive Acquisition Marketing Platform", and cites privacy as one of its principal foci, although it has been criticized for its influence on privacy-focused properties, including search engine Startpage.com. It is headquartered in Marina del Rey, California.

MED vs SST — Head-to-Head

Bigger by revenue
MED
MED
1.4× larger
MED
$75.1M
$51.9M
SST
Growing faster (revenue YoY)
SST
SST
+5.6% gap
SST
-31.3%
-36.9%
MED
Faster 2-yr revenue CAGR
SST
SST
Annualised
SST
-21.8%
-34.4%
MED

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MED
MED
SST
SST
Revenue
$75.1M
$51.9M
Net Profit
$-13.5M
Gross Margin
69.4%
41.0%
Operating Margin
-10.4%
-33.6%
Net Margin
-26.0%
Revenue YoY
-36.9%
-31.3%
Net Profit YoY
4.8%
EPS (diluted)
$-1.64
$-3.58

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
MED
MED
SST
SST
Q4 25
$75.1M
$51.9M
Q3 25
$89.4M
$61.6M
Q2 25
$105.6M
$78.1M
Q1 25
$115.7M
$74.5M
Q4 24
$119.0M
$75.6M
Q3 24
$140.2M
$88.8M
Q2 24
$168.6M
$94.6M
Q1 24
$174.7M
$84.9M
Net Profit
MED
MED
SST
SST
Q4 25
$-13.5M
Q3 25
$-2.3M
$-18.5M
Q2 25
$2.5M
$-17.5M
Q1 25
$-772.0K
$-15.9M
Q4 24
$-14.2M
Q3 24
$1.1M
$-23.6M
Q2 24
$-8.2M
$-26.4M
Q1 24
$8.3M
$-10.5M
Gross Margin
MED
MED
SST
SST
Q4 25
69.4%
41.0%
Q3 25
69.5%
36.9%
Q2 25
72.6%
35.7%
Q1 25
72.8%
38.2%
Q4 24
74.1%
42.1%
Q3 24
75.4%
28.0%
Q2 24
73.2%
27.6%
Q1 24
72.8%
21.9%
Operating Margin
MED
MED
SST
SST
Q4 25
-10.4%
-33.6%
Q3 25
-4.6%
-25.3%
Q2 25
-1.0%
-20.4%
Q1 25
-1.1%
-17.6%
Q4 24
0.6%
-15.7%
Q3 24
1.5%
-24.6%
Q2 24
-4.7%
-30.8%
Q1 24
4.5%
-30.4%
Net Margin
MED
MED
SST
SST
Q4 25
-26.0%
Q3 25
-2.5%
-30.1%
Q2 25
2.3%
-22.4%
Q1 25
-0.7%
-21.3%
Q4 24
-18.7%
Q3 24
0.8%
-26.6%
Q2 24
-4.8%
-27.9%
Q1 24
4.8%
-12.4%
EPS (diluted)
MED
MED
SST
SST
Q4 25
$-1.64
$-3.58
Q3 25
$-0.21
$-2.30
Q2 25
$0.22
$-2.23
Q1 25
$-0.07
$-0.21
Q4 24
$0.08
$-3.41
Q3 24
$0.10
$-3.37
Q2 24
$-0.75
$-3.80
Q1 24
$0.76
$-0.16

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
MED
MED
SST
SST
Cash + ST InvestmentsLiquidity on hand
$167.3M
$86.9M
Total DebtLower is stronger
$305.1M
Stockholders' EquityBook value
$198.9M
$30.5M
Total Assets
$248.0M
$405.0M
Debt / EquityLower = less leverage
10.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MED
MED
SST
SST
Q4 25
$167.3M
$86.9M
Q3 25
$173.5M
$54.6M
Q2 25
$162.7M
$63.6M
Q1 25
$164.6M
$43.9M
Q4 24
$162.3M
$63.6M
Q3 24
$170.0M
$69.1M
Q2 24
$163.5M
$75.7M
Q1 24
$156.4M
$69.9M
Total Debt
MED
MED
SST
SST
Q4 25
$305.1M
Q3 25
$259.2M
Q2 25
$263.3M
Q1 25
$267.4M
Q4 24
$255.1M
Q3 24
$259.2M
Q2 24
$263.3M
Q1 24
$268.6M
Stockholders' Equity
MED
MED
SST
SST
Q4 25
$198.9M
$30.5M
Q3 25
$214.7M
$42.7M
Q2 25
$216.0M
$58.2M
Q1 25
$211.0M
$67.2M
Q4 24
$210.1M
$80.3M
Q3 24
$207.3M
$90.3M
Q2 24
$205.3M
$109.4M
Q1 24
$211.0M
$131.7M
Total Assets
MED
MED
SST
SST
Q4 25
$248.0M
$405.0M
Q3 25
$268.2M
$385.2M
Q2 25
$269.3M
$429.2M
Q1 25
$280.0M
$419.2M
Q4 24
$284.2M
$459.1M
Q3 24
$291.2M
$479.3M
Q2 24
$293.5M
$511.3M
Q1 24
$302.8M
$521.1M
Debt / Equity
MED
MED
SST
SST
Q4 25
10.01×
Q3 25
6.07×
Q2 25
4.53×
Q1 25
3.98×
Q4 24
3.18×
Q3 24
2.87×
Q2 24
2.41×
Q1 24
2.04×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
MED
MED
SST
SST
Operating Cash FlowLast quarter
$-5.3M
$-10.6M
Free Cash FlowOCF − Capex
$-6.6M
FCF MarginFCF / Revenue
-8.8%
Capex IntensityCapex / Revenue
1.8%
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$1.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MED
MED
SST
SST
Q4 25
$-5.3M
$-10.6M
Q3 25
$12.1M
$-2.1M
Q2 25
$-3.4M
$24.5M
Q1 25
$3.4M
$-15.9M
Q4 24
$-4.9M
$772.0K
Q3 24
$9.1M
$-5.0K
Q2 24
$13.1M
$10.0M
Q1 24
$7.3M
$-16.0M
Free Cash Flow
MED
MED
SST
SST
Q4 25
$-6.6M
Q3 25
$10.8M
Q2 25
$-4.8M
Q1 25
$1.9M
$-16.0M
Q4 24
$-7.2M
Q3 24
$7.7M
$-36.0K
Q2 24
$11.1M
Q1 24
$5.4M
FCF Margin
MED
MED
SST
SST
Q4 25
-8.8%
Q3 25
12.0%
Q2 25
-4.5%
Q1 25
1.6%
-21.5%
Q4 24
-6.1%
Q3 24
5.5%
-0.0%
Q2 24
6.6%
Q1 24
3.1%
Capex Intensity
MED
MED
SST
SST
Q4 25
1.8%
0.0%
Q3 25
1.5%
0.0%
Q2 25
1.3%
0.0%
Q1 25
1.3%
0.1%
Q4 24
1.9%
0.0%
Q3 24
1.0%
0.0%
Q2 24
1.1%
0.0%
Q1 24
1.1%
0.0%
Cash Conversion
MED
MED
SST
SST
Q4 25
Q3 25
Q2 25
-1.36×
Q1 25
Q4 24
Q3 24
8.04×
Q2 24
Q1 24
0.88×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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