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Side-by-side financial comparison of Five9, Inc. (FIVN) and FEDERAL SIGNAL CORP (FSS). Click either name above to swap in a different company.

FEDERAL SIGNAL CORP is the larger business by last-quarter revenue ($597.1M vs $300.3M, roughly 2.0× Five9, Inc.). On growth, FEDERAL SIGNAL CORP posted the faster year-over-year revenue change (26.5% vs 7.8%). FEDERAL SIGNAL CORP produced more free cash flow last quarter ($89.5M vs $77.3M). Over the past eight quarters, FEDERAL SIGNAL CORP's revenue compounded faster (18.5% CAGR vs 10.3%).

Five9, Inc. is a leading global provider of cloud-native contact center software and solutions. It serves enterprises of all sizes across retail, healthcare, financial services, and technology sectors, offering omnichannel customer engagement tools, AI-powered automation, workforce management, and analytics to boost customer experience and operational efficiency.

The Federal Signal Company was an American manufacturer of railway signaling equipment in the early 20th century. It was located in Albany, New York.

FIVN vs FSS — Head-to-Head

Bigger by revenue
FSS
FSS
2.0× larger
FSS
$597.1M
$300.3M
FIVN
Growing faster (revenue YoY)
FSS
FSS
+18.7% gap
FSS
26.5%
7.8%
FIVN
More free cash flow
FSS
FSS
$12.2M more FCF
FSS
$89.5M
$77.3M
FIVN
Faster 2-yr revenue CAGR
FSS
FSS
Annualised
FSS
18.5%
10.3%
FIVN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
FIVN
FIVN
FSS
FSS
Revenue
$300.3M
$597.1M
Net Profit
$60.8M
Gross Margin
55.4%
28.4%
Operating Margin
6.6%
14.0%
Net Margin
10.2%
Revenue YoY
7.8%
26.5%
Net Profit YoY
21.6%
EPS (diluted)
$0.22
$0.99

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
FIVN
FIVN
FSS
FSS
Q4 25
$300.3M
$597.1M
Q3 25
$285.8M
$555.0M
Q2 25
$283.3M
$564.6M
Q1 25
$279.7M
$463.8M
Q4 24
$278.7M
$472.0M
Q3 24
$264.2M
$474.2M
Q2 24
$252.1M
$490.4M
Q1 24
$247.0M
$424.9M
Net Profit
FIVN
FIVN
FSS
FSS
Q4 25
$60.8M
Q3 25
$18.0M
$68.1M
Q2 25
$1.2M
$71.4M
Q1 25
$576.0K
$46.3M
Q4 24
$50.0M
Q3 24
$-4.5M
$53.9M
Q2 24
$-12.8M
$60.8M
Q1 24
$-7.1M
$51.6M
Gross Margin
FIVN
FIVN
FSS
FSS
Q4 25
55.4%
28.4%
Q3 25
55.0%
29.1%
Q2 25
54.9%
30.0%
Q1 25
55.0%
28.2%
Q4 24
56.0%
28.1%
Q3 24
53.8%
29.6%
Q2 24
53.0%
29.4%
Q1 24
53.6%
27.3%
Operating Margin
FIVN
FIVN
FSS
FSS
Q4 25
6.6%
14.0%
Q3 25
5.6%
16.9%
Q2 25
-0.6%
17.3%
Q1 25
-1.9%
14.2%
Q4 24
1.5%
14.9%
Q3 24
-5.8%
16.0%
Q2 24
-7.7%
16.5%
Q1 24
-8.4%
12.8%
Net Margin
FIVN
FIVN
FSS
FSS
Q4 25
10.2%
Q3 25
6.3%
12.3%
Q2 25
0.4%
12.6%
Q1 25
0.2%
10.0%
Q4 24
10.6%
Q3 24
-1.7%
11.4%
Q2 24
-5.1%
12.4%
Q1 24
-2.9%
12.1%
EPS (diluted)
FIVN
FIVN
FSS
FSS
Q4 25
$0.22
$0.99
Q3 25
$0.21
$1.11
Q2 25
$0.01
$1.16
Q1 25
$0.01
$0.75
Q4 24
$0.16
$0.80
Q3 24
$-0.06
$0.87
Q2 24
$-0.17
$0.99
Q1 24
$-0.10
$0.84

Balance Sheet & Financial Strength

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

Metric
FIVN
FIVN
FSS
FSS
Cash + ST InvestmentsLiquidity on hand
$232.1M
$63.7M
Total DebtLower is stronger
$564.6M
Stockholders' EquityBook value
$785.8M
$1.4B
Total Assets
$1.8B
$2.4B
Debt / EquityLower = less leverage
0.41×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FIVN
FIVN
FSS
FSS
Q4 25
$232.1M
$63.7M
Q3 25
$193.4M
$54.4M
Q2 25
$205.5M
$64.7M
Q1 25
$370.3M
$57.5M
Q4 24
$362.5M
$91.1M
Q3 24
$291.0M
$73.7M
Q2 24
$175.7M
$48.6M
Q1 24
$240.2M
$48.9M
Total Debt
FIVN
FIVN
FSS
FSS
Q4 25
$564.6M
Q3 25
$201.2M
Q2 25
$258.3M
Q1 25
$266.9M
Q4 24
$204.4M
Q3 24
$223.3M
Q2 24
$248.8M
Q1 24
$266.8M
Stockholders' Equity
FIVN
FIVN
FSS
FSS
Q4 25
$785.8M
$1.4B
Q3 25
$775.3M
$1.3B
Q2 25
$717.4M
$1.3B
Q1 25
$664.3M
$1.2B
Q4 24
$622.2M
$1.2B
Q3 24
$565.6M
$1.1B
Q2 24
$525.9M
$1.1B
Q1 24
$483.6M
$1.0B
Total Assets
FIVN
FIVN
FSS
FSS
Q4 25
$1.8B
$2.4B
Q3 25
$1.8B
$1.9B
Q2 25
$1.7B
$1.9B
Q1 25
$2.1B
$1.9B
Q4 24
$2.1B
$1.8B
Q3 24
$2.0B
$1.7B
Q2 24
$1.9B
$1.7B
Q1 24
$1.9B
$1.7B
Debt / Equity
FIVN
FIVN
FSS
FSS
Q4 25
0.41×
Q3 25
0.15×
Q2 25
0.20×
Q1 25
0.22×
Q4 24
0.17×
Q3 24
0.19×
Q2 24
0.23×
Q1 24
0.26×

Cash Flow & Capital Efficiency

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

Metric
FIVN
FIVN
FSS
FSS
Operating Cash FlowLast quarter
$83.6M
$97.2M
Free Cash FlowOCF − Capex
$77.3M
$89.5M
FCF MarginFCF / Revenue
25.8%
15.0%
Capex IntensityCapex / Revenue
2.1%
1.3%
Cash ConversionOCF / Net Profit
1.60×
TTM Free Cash FlowTrailing 4 quarters
$201.2M
$227.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FIVN
FIVN
FSS
FSS
Q4 25
$83.6M
$97.2M
Q3 25
$59.2M
$61.1M
Q2 25
$35.1M
$59.7M
Q1 25
$48.4M
$36.7M
Q4 24
$49.8M
$90.6M
Q3 24
$41.1M
$68.8M
Q2 24
$19.9M
$40.6M
Q1 24
$32.4M
$31.3M
Free Cash Flow
FIVN
FIVN
FSS
FSS
Q4 25
$77.3M
$89.5M
Q3 25
$48.7M
$54.1M
Q2 25
$31.6M
$52.4M
Q1 25
$43.7M
$31.1M
Q4 24
$40.5M
$82.1M
Q3 24
$26.7M
$60.9M
Q2 24
$13.1M
$24.8M
Q1 24
$20.4M
$22.9M
FCF Margin
FIVN
FIVN
FSS
FSS
Q4 25
25.8%
15.0%
Q3 25
17.0%
9.7%
Q2 25
11.1%
9.3%
Q1 25
15.6%
6.7%
Q4 24
14.5%
17.4%
Q3 24
10.1%
12.8%
Q2 24
5.2%
5.1%
Q1 24
8.3%
5.4%
Capex Intensity
FIVN
FIVN
FSS
FSS
Q4 25
2.1%
1.3%
Q3 25
3.7%
1.3%
Q2 25
1.2%
1.3%
Q1 25
1.7%
1.2%
Q4 24
3.3%
1.8%
Q3 24
5.4%
1.7%
Q2 24
2.7%
3.2%
Q1 24
4.8%
2.0%
Cash Conversion
FIVN
FIVN
FSS
FSS
Q4 25
1.60×
Q3 25
3.29×
0.90×
Q2 25
30.38×
0.84×
Q1 25
84.00×
0.79×
Q4 24
1.81×
Q3 24
1.28×
Q2 24
0.67×
Q1 24
0.61×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FIVN
FIVN

Segment breakdown not available.

FSS
FSS

Vehiclesandequipment$403.4M68%
Parts$66.8M11%
Publicsafetyandsecurityequipment$62.2M10%
Rentalincome$19.0M3%
Industrialsignalingequipment$18.2M3%
Other$14.9M2%
Warningsystems$12.6M2%

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