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Side-by-side financial comparison of FRANKLIN STREET PROPERTIES CORP (FSP) 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 $26.0M, roughly 2.0× FRANKLIN STREET PROPERTIES CORP). System1, Inc. runs the higher net margin — -26.0% vs -28.1%, a 2.2% gap on every dollar of revenue. On growth, FRANKLIN STREET PROPERTIES CORP posted the faster year-over-year revenue change (-8.2% vs -31.3%). Over the past eight quarters, FRANKLIN STREET PROPERTIES CORP's revenue compounded faster (-8.7% CAGR vs -21.8%).

Franklin Street Properties Corp is a Massachusetts-based real estate investment trust (REIT) in the United States. It primarily invests in, owns, and operates high-quality office properties across major U.S. metropolitan markets, serving corporate tenants across various industry segments, and delivers stable long-term returns via rental income and strategic asset management.

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.

FSP vs SST — Head-to-Head

Bigger by revenue
SST
SST
2.0× larger
SST
$51.9M
$26.0M
FSP
Growing faster (revenue YoY)
FSP
FSP
+23.1% gap
FSP
-8.2%
-31.3%
SST
Higher net margin
SST
SST
2.2% more per $
SST
-26.0%
-28.1%
FSP
Faster 2-yr revenue CAGR
FSP
FSP
Annualised
FSP
-8.7%
-21.8%
SST

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
FSP
FSP
SST
SST
Revenue
$26.0M
$51.9M
Net Profit
$-7.3M
$-13.5M
Gross Margin
59.4%
41.0%
Operating Margin
-27.9%
-33.6%
Net Margin
-28.1%
-26.0%
Revenue YoY
-8.2%
-31.3%
Net Profit YoY
14.1%
4.8%
EPS (diluted)
$-0.06
$-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
FSP
FSP
SST
SST
Q4 25
$26.0M
$51.9M
Q3 25
$27.3M
$61.6M
Q2 25
$26.7M
$78.1M
Q1 25
$27.1M
$74.5M
Q4 24
$28.4M
$75.6M
Q3 24
$29.7M
$88.8M
Q2 24
$30.8M
$94.6M
Q1 24
$31.2M
$84.9M
Net Profit
FSP
FSP
SST
SST
Q4 25
$-7.3M
$-13.5M
Q3 25
$-8.3M
$-18.5M
Q2 25
$-7.9M
$-17.5M
Q1 25
$-21.4M
$-15.9M
Q4 24
$-8.5M
$-14.2M
Q3 24
$-15.6M
$-23.6M
Q2 24
$-21.0M
$-26.4M
Q1 24
$-7.6M
$-10.5M
Gross Margin
FSP
FSP
SST
SST
Q4 25
59.4%
41.0%
Q3 25
60.9%
36.9%
Q2 25
59.9%
35.7%
Q1 25
62.8%
38.2%
Q4 24
59.7%
42.1%
Q3 24
61.0%
28.0%
Q2 24
64.2%
27.6%
Q1 24
64.7%
21.9%
Operating Margin
FSP
FSP
SST
SST
Q4 25
-27.9%
-33.6%
Q3 25
-30.5%
-25.3%
Q2 25
-29.2%
-20.4%
Q1 25
-78.9%
-17.6%
Q4 24
-29.9%
-15.7%
Q3 24
-52.4%
-24.6%
Q2 24
-68.0%
-30.8%
Q1 24
-24.0%
-30.4%
Net Margin
FSP
FSP
SST
SST
Q4 25
-28.1%
-26.0%
Q3 25
-30.5%
-30.1%
Q2 25
-29.5%
-22.4%
Q1 25
-79.1%
-21.3%
Q4 24
-30.0%
-18.7%
Q3 24
-52.6%
-26.6%
Q2 24
-68.2%
-27.9%
Q1 24
-24.2%
-12.4%
EPS (diluted)
FSP
FSP
SST
SST
Q4 25
$-0.06
$-3.58
Q3 25
$-0.08
$-2.30
Q2 25
$-0.08
$-2.23
Q1 25
$-0.21
$-0.21
Q4 24
$-0.09
$-3.41
Q3 24
$-0.15
$-3.37
Q2 24
$-0.20
$-3.80
Q1 24
$-0.07
$-0.16

Balance Sheet & Financial Strength

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

Metric
FSP
FSP
SST
SST
Cash + ST InvestmentsLiquidity on hand
$30.6M
$86.9M
Total DebtLower is stronger
$305.1M
Stockholders' EquityBook value
$607.0M
$30.5M
Total Assets
$892.9M
$405.0M
Debt / EquityLower = less leverage
10.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSP
FSP
SST
SST
Q4 25
$30.6M
$86.9M
Q3 25
$31.4M
$54.6M
Q2 25
$29.4M
$63.6M
Q1 25
$30.2M
$43.9M
Q4 24
$41.1M
$63.6M
Q3 24
$40.9M
$69.1M
Q2 24
$30.2M
$75.7M
Q1 24
$34.2M
$69.9M
Total Debt
FSP
FSP
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
FSP
FSP
SST
SST
Q4 25
$607.0M
$30.5M
Q3 25
$615.3M
$42.7M
Q2 25
$624.7M
$58.2M
Q1 25
$633.4M
$67.2M
Q4 24
$655.9M
$80.3M
Q3 24
$665.4M
$90.3M
Q2 24
$682.1M
$109.4M
Q1 24
$703.9M
$131.7M
Total Assets
FSP
FSP
SST
SST
Q4 25
$892.9M
$405.0M
Q3 25
$901.0M
$385.2M
Q2 25
$903.2M
$429.2M
Q1 25
$916.4M
$419.2M
Q4 24
$946.9M
$459.1M
Q3 24
$981.5M
$479.3M
Q2 24
$1.0B
$511.3M
Q1 24
$1.0B
$521.1M
Debt / Equity
FSP
FSP
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
FSP
FSP
SST
SST
Operating Cash FlowLast quarter
$3.8M
$-10.6M
Free Cash FlowOCF − Capex
$-12.7M
FCF MarginFCF / Revenue
-48.6%
Capex IntensityCapex / Revenue
63.0%
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-25.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSP
FSP
SST
SST
Q4 25
$3.8M
$-10.6M
Q3 25
$8.3M
$-2.1M
Q2 25
$-2.9M
$24.5M
Q1 25
$-5.5M
$-15.9M
Q4 24
$9.0M
$772.0K
Q3 24
$14.5M
$-5.0K
Q2 24
$-648.0K
$10.0M
Q1 24
$-7.1M
$-16.0M
Free Cash Flow
FSP
FSP
SST
SST
Q4 25
$-12.7M
Q3 25
$3.0M
Q2 25
$-5.7M
Q1 25
$-9.9M
$-16.0M
Q4 24
$-16.2M
Q3 24
$8.6M
$-36.0K
Q2 24
$-5.1M
Q1 24
$-15.8M
FCF Margin
FSP
FSP
SST
SST
Q4 25
-48.6%
Q3 25
11.0%
Q2 25
-21.5%
Q1 25
-36.7%
-21.5%
Q4 24
-57.2%
Q3 24
29.1%
-0.0%
Q2 24
-16.7%
Q1 24
-50.8%
Capex Intensity
FSP
FSP
SST
SST
Q4 25
63.0%
0.0%
Q3 25
19.4%
0.0%
Q2 25
10.7%
0.0%
Q1 25
16.4%
0.1%
Q4 24
88.9%
0.0%
Q3 24
19.6%
0.0%
Q2 24
14.6%
0.0%
Q1 24
28.1%
0.0%

Financial Flow Comparison

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

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