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

System1, Inc. is the larger business by last-quarter revenue ($51.9M vs $34.2M, roughly 1.5× AGENUS INC). System1, Inc. runs the higher net margin — -26.0% vs -31.0%, a 5.1% gap on every dollar of revenue. On growth, AGENUS INC posted the faster year-over-year revenue change (27.5% vs -31.3%). Over the past eight quarters, AGENUS INC's revenue compounded faster (10.5% CAGR vs -21.8%).

Agenus Inc. is a Lexington, Massachusetts-based biotechnology company focused on immunotherapy including immuno-oncology, a field that uses the immune system to control or cure cancer. The company is developing checkpoint modulators (CPMs), patient-specific anti-cancer vaccines, and adjuvants designed for use with various vaccines. CPM development is a particularly fast-moving field, since early products have produced unprecedented clinical benefits for patients.

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.

AGEN vs SST — Head-to-Head

Bigger by revenue
SST
SST
1.5× larger
SST
$51.9M
$34.2M
AGEN
Growing faster (revenue YoY)
AGEN
AGEN
+58.7% gap
AGEN
27.5%
-31.3%
SST
Higher net margin
SST
SST
5.1% more per $
SST
-26.0%
-31.0%
AGEN
Faster 2-yr revenue CAGR
AGEN
AGEN
Annualised
AGEN
10.5%
-21.8%
SST

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AGEN
AGEN
SST
SST
Revenue
$34.2M
$51.9M
Net Profit
$-10.6M
$-13.5M
Gross Margin
41.0%
Operating Margin
42.1%
-33.6%
Net Margin
-31.0%
-26.0%
Revenue YoY
27.5%
-31.3%
Net Profit YoY
77.3%
4.8%
EPS (diluted)
$0.09
$-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
AGEN
AGEN
SST
SST
Q4 25
$34.2M
$51.9M
Q3 25
$30.2M
$61.6M
Q2 25
$25.7M
$78.1M
Q1 25
$24.1M
$74.5M
Q4 24
$26.8M
$75.6M
Q3 24
$25.1M
$88.8M
Q2 24
$23.5M
$94.6M
Q1 24
$28.0M
$84.9M
Net Profit
AGEN
AGEN
SST
SST
Q4 25
$-10.6M
$-13.5M
Q3 25
$63.9M
$-18.5M
Q2 25
$-30.0M
$-17.5M
Q1 25
$-26.4M
$-15.9M
Q4 24
$-46.8M
$-14.2M
Q3 24
$-67.2M
$-23.6M
Q2 24
$-54.8M
$-26.4M
Q1 24
$-63.5M
$-10.5M
Gross Margin
AGEN
AGEN
SST
SST
Q4 25
41.0%
Q3 25
97.9%
36.9%
Q2 25
99.1%
35.7%
Q1 25
99.4%
38.2%
Q4 24
99.6%
42.1%
Q3 24
99.4%
28.0%
Q2 24
99.5%
27.6%
Q1 24
99.6%
21.9%
Operating Margin
AGEN
AGEN
SST
SST
Q4 25
42.1%
-33.6%
Q3 25
-15.0%
-25.3%
Q2 25
-65.0%
-20.4%
Q1 25
-55.3%
-17.6%
Q4 24
-96.5%
-15.7%
Q3 24
-125.5%
-24.6%
Q2 24
-128.4%
-30.8%
Q1 24
-117.4%
-30.4%
Net Margin
AGEN
AGEN
SST
SST
Q4 25
-31.0%
-26.0%
Q3 25
211.4%
-30.1%
Q2 25
-116.8%
-22.4%
Q1 25
-109.6%
-21.3%
Q4 24
-174.4%
-18.7%
Q3 24
-267.7%
-26.6%
Q2 24
-233.1%
-27.9%
Q1 24
-226.6%
-12.4%
EPS (diluted)
AGEN
AGEN
SST
SST
Q4 25
$0.09
$-3.58
Q3 25
$1.94
$-2.30
Q2 25
$-1.00
$-2.23
Q1 25
$-1.03
$-0.21
Q4 24
$-1.95
$-3.41
Q3 24
$-3.08
$-3.37
Q2 24
$-2.52
$-3.80
Q1 24
$-3.04
$-0.16

Balance Sheet & Financial Strength

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

Metric
AGEN
AGEN
SST
SST
Cash + ST InvestmentsLiquidity on hand
$3.0M
$86.9M
Total DebtLower is stronger
$44.7M
$305.1M
Stockholders' EquityBook value
$-271.1M
$30.5M
Total Assets
$226.8M
$405.0M
Debt / EquityLower = less leverage
10.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AGEN
AGEN
SST
SST
Q4 25
$3.0M
$86.9M
Q3 25
$3.5M
$54.6M
Q2 25
$9.5M
$63.6M
Q1 25
$18.5M
$43.9M
Q4 24
$40.4M
$63.6M
Q3 24
$44.8M
$69.1M
Q2 24
$93.7M
$75.7M
Q1 24
$52.9M
$69.9M
Total Debt
AGEN
AGEN
SST
SST
Q4 25
$44.7M
$305.1M
Q3 25
$34.2M
$259.2M
Q2 25
$33.9M
$263.3M
Q1 25
$33.6M
$267.4M
Q4 24
$33.2M
$255.1M
Q3 24
$259.2M
Q2 24
$263.3M
Q1 24
$268.6M
Stockholders' Equity
AGEN
AGEN
SST
SST
Q4 25
$-271.1M
$30.5M
Q3 25
$-274.1M
$42.7M
Q2 25
$-354.6M
$58.2M
Q1 25
$-341.8M
$67.2M
Q4 24
$-326.4M
$80.3M
Q3 24
$-292.3M
$90.3M
Q2 24
$-241.3M
$109.4M
Q1 24
$-201.4M
$131.7M
Total Assets
AGEN
AGEN
SST
SST
Q4 25
$226.8M
$405.0M
Q3 25
$233.9M
$385.2M
Q2 25
$185.2M
$429.2M
Q1 25
$200.2M
$419.2M
Q4 24
$226.3M
$459.1M
Q3 24
$238.5M
$479.3M
Q2 24
$292.4M
$511.3M
Q1 24
$256.6M
$521.1M
Debt / Equity
AGEN
AGEN
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
AGEN
AGEN
SST
SST
Operating Cash FlowLast quarter
$-16.6M
$-10.6M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
0.0%
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AGEN
AGEN
SST
SST
Q4 25
$-16.6M
$-10.6M
Q3 25
$-14.7M
$-2.1M
Q2 25
$-20.2M
$24.5M
Q1 25
$-25.6M
$-15.9M
Q4 24
$-28.7M
$772.0K
Q3 24
$-53.3M
$-5.0K
Q2 24
$-38.2M
$10.0M
Q1 24
$-38.2M
$-16.0M
Free Cash Flow
AGEN
AGEN
SST
SST
Q4 25
Q3 25
Q2 25
$-20.2M
Q1 25
$-25.6M
$-16.0M
Q4 24
$-28.7M
Q3 24
$-53.3M
$-36.0K
Q2 24
$-38.6M
Q1 24
$-38.2M
FCF Margin
AGEN
AGEN
SST
SST
Q4 25
Q3 25
Q2 25
-78.7%
Q1 25
-106.5%
-21.5%
Q4 24
-107.0%
Q3 24
-212.2%
-0.0%
Q2 24
-164.4%
Q1 24
-136.5%
Capex Intensity
AGEN
AGEN
SST
SST
Q4 25
0.0%
0.0%
Q3 25
0.0%
0.0%
Q2 25
0.0%
0.0%
Q1 25
0.0%
0.1%
Q4 24
0.3%
0.0%
Q3 24
0.0%
0.0%
Q2 24
2.0%
0.0%
Q1 24
0.1%
0.0%
Cash Conversion
AGEN
AGEN
SST
SST
Q4 25
Q3 25
-0.23×
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

AGEN
AGEN

Non Cash Royalty Revenue$31.1M91%
Other$3.2M9%

SST
SST

Segment breakdown not available.

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