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Side-by-side financial comparison of FEDERAL SIGNAL CORP (FSS) and PERRIGO Co plc (PRGO). Click either name above to swap in a different company.

PERRIGO Co plc is the larger business by last-quarter revenue ($1.1B vs $597.1M, roughly 1.9× FEDERAL SIGNAL CORP). FEDERAL SIGNAL CORP runs the higher net margin — 10.2% vs -127.8%, a 138.0% gap on every dollar of revenue. On growth, FEDERAL SIGNAL CORP posted the faster year-over-year revenue change (26.5% vs -2.5%). PERRIGO Co plc produced more free cash flow last quarter ($148.6M vs $89.5M). Over the past eight quarters, FEDERAL SIGNAL CORP's revenue compounded faster (18.5% CAGR vs 1.3%).

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

Perrigo Company plc is an American Irish-registered manufacturer of private label over-the-counter pharmaceuticals, and while 70% of Perrigo's net sales are from the U.S. healthcare system, Perrigo is legally headquartered in Ireland for tax purposes, which accounts for 0.60% of net sales. In 2013, Perrigo completed the sixth-largest US corporate tax inversion in history when it reregistered its tax status to Ireland to avoid U.S. corporate taxes. Perrigo maintains its corporate headquarters ...

FSS vs PRGO — Head-to-Head

Bigger by revenue
PRGO
PRGO
1.9× larger
PRGO
$1.1B
$597.1M
FSS
Growing faster (revenue YoY)
FSS
FSS
+29.0% gap
FSS
26.5%
-2.5%
PRGO
Higher net margin
FSS
FSS
138.0% more per $
FSS
10.2%
-127.8%
PRGO
More free cash flow
PRGO
PRGO
$59.1M more FCF
PRGO
$148.6M
$89.5M
FSS
Faster 2-yr revenue CAGR
FSS
FSS
Annualised
FSS
18.5%
1.3%
PRGO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
FSS
FSS
PRGO
PRGO
Revenue
$597.1M
$1.1B
Net Profit
$60.8M
$-1.4B
Gross Margin
28.4%
32.6%
Operating Margin
14.0%
-116.0%
Net Margin
10.2%
-127.8%
Revenue YoY
26.5%
-2.5%
Net Profit YoY
21.6%
-3093.9%
EPS (diluted)
$0.99
$-10.23

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
FSS
FSS
PRGO
PRGO
Q4 25
$597.1M
$1.1B
Q3 25
$555.0M
$1.0B
Q2 25
$564.6M
$1.1B
Q1 25
$463.8M
$1.0B
Q4 24
$472.0M
$1.1B
Q3 24
$474.2M
$1.1B
Q2 24
$490.4M
$1.1B
Q1 24
$424.9M
$1.1B
Net Profit
FSS
FSS
PRGO
PRGO
Q4 25
$60.8M
$-1.4B
Q3 25
$68.1M
$7.5M
Q2 25
$71.4M
$-8.4M
Q1 25
$46.3M
$-6.4M
Q4 24
$50.0M
$-44.4M
Q3 24
$53.9M
$-21.0M
Q2 24
$60.8M
$-108.4M
Q1 24
$51.6M
$2.0M
Gross Margin
FSS
FSS
PRGO
PRGO
Q4 25
28.4%
32.6%
Q3 25
29.1%
36.1%
Q2 25
30.0%
34.4%
Q1 25
28.2%
37.6%
Q4 24
28.1%
33.9%
Q3 24
29.6%
37.2%
Q2 24
29.4%
37.0%
Q1 24
27.3%
33.1%
Operating Margin
FSS
FSS
PRGO
PRGO
Q4 25
14.0%
-116.0%
Q3 25
16.9%
7.0%
Q2 25
17.3%
4.3%
Q1 25
14.2%
4.5%
Q4 24
14.9%
10.0%
Q3 24
16.0%
7.4%
Q2 24
16.5%
-2.5%
Q1 24
12.8%
-5.1%
Net Margin
FSS
FSS
PRGO
PRGO
Q4 25
10.2%
-127.8%
Q3 25
12.3%
0.7%
Q2 25
12.6%
-0.8%
Q1 25
10.0%
-0.6%
Q4 24
10.6%
-3.9%
Q3 24
11.4%
-1.9%
Q2 24
12.4%
-10.2%
Q1 24
12.1%
0.2%
EPS (diluted)
FSS
FSS
PRGO
PRGO
Q4 25
$0.99
$-10.23
Q3 25
$1.11
$0.05
Q2 25
$1.16
$-0.06
Q1 25
$0.75
$-0.05
Q4 24
$0.80
$-0.32
Q3 24
$0.87
$-0.15
Q2 24
$0.99
$-0.79
Q1 24
$0.84
$0.01

Balance Sheet & Financial Strength

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

Metric
FSS
FSS
PRGO
PRGO
Cash + ST InvestmentsLiquidity on hand
$63.7M
Total DebtLower is stronger
$564.6M
Stockholders' EquityBook value
$1.4B
$2.9B
Total Assets
$2.4B
$8.5B
Debt / EquityLower = less leverage
0.41×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSS
FSS
PRGO
PRGO
Q4 25
$63.7M
Q3 25
$54.4M
$432.1M
Q2 25
$64.7M
$454.2M
Q1 25
$57.5M
$409.9M
Q4 24
$91.1M
$558.8M
Q3 24
$73.7M
$1.5B
Q2 24
$48.6M
$542.8M
Q1 24
$48.9M
$658.5M
Total Debt
FSS
FSS
PRGO
PRGO
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
FSS
FSS
PRGO
PRGO
Q4 25
$1.4B
$2.9B
Q3 25
$1.3B
$4.4B
Q2 25
$1.3B
$4.5B
Q1 25
$1.2B
$4.4B
Q4 24
$1.2B
$4.3B
Q3 24
$1.1B
$4.6B
Q2 24
$1.1B
$4.5B
Q1 24
$1.0B
$4.7B
Total Assets
FSS
FSS
PRGO
PRGO
Q4 25
$2.4B
$8.5B
Q3 25
$1.9B
$10.1B
Q2 25
$1.9B
$10.1B
Q1 25
$1.9B
$9.8B
Q4 24
$1.8B
$9.6B
Q3 24
$1.7B
$11.2B
Q2 24
$1.7B
$10.4B
Q1 24
$1.7B
$10.6B
Debt / Equity
FSS
FSS
PRGO
PRGO
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
FSS
FSS
PRGO
PRGO
Operating Cash FlowLast quarter
$97.2M
$175.4M
Free Cash FlowOCF − Capex
$89.5M
$148.6M
FCF MarginFCF / Revenue
15.0%
13.4%
Capex IntensityCapex / Revenue
1.3%
2.4%
Cash ConversionOCF / Net Profit
1.60×
TTM Free Cash FlowTrailing 4 quarters
$227.1M
$145.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSS
FSS
PRGO
PRGO
Q4 25
$97.2M
$175.4M
Q3 25
$61.1M
$51.7M
Q2 25
$59.7M
$75.9M
Q1 25
$36.7M
$-64.5M
Q4 24
$90.6M
$312.6M
Q3 24
$68.8M
$42.2M
Q2 24
$40.6M
$9.5M
Q1 24
$31.3M
$-1.4M
Free Cash Flow
FSS
FSS
PRGO
PRGO
Q4 25
$89.5M
$148.6M
Q3 25
$54.1M
$29.8M
Q2 25
$52.4M
$56.7M
Q1 25
$31.1M
$-90.0M
Q4 24
$82.1M
$274.9M
Q3 24
$60.9M
$15.1M
Q2 24
$24.8M
$-18.9M
Q1 24
$22.9M
$-26.5M
FCF Margin
FSS
FSS
PRGO
PRGO
Q4 25
15.0%
13.4%
Q3 25
9.7%
2.9%
Q2 25
9.3%
5.4%
Q1 25
6.7%
-8.6%
Q4 24
17.4%
24.2%
Q3 24
12.8%
1.4%
Q2 24
5.1%
-1.8%
Q1 24
5.4%
-2.4%
Capex Intensity
FSS
FSS
PRGO
PRGO
Q4 25
1.3%
2.4%
Q3 25
1.3%
2.1%
Q2 25
1.3%
1.8%
Q1 25
1.2%
2.4%
Q4 24
1.8%
3.3%
Q3 24
1.7%
2.5%
Q2 24
3.2%
2.7%
Q1 24
2.0%
2.3%
Cash Conversion
FSS
FSS
PRGO
PRGO
Q4 25
1.60×
Q3 25
0.90×
6.89×
Q2 25
0.84×
Q1 25
0.79×
Q4 24
1.81×
Q3 24
1.28×
Q2 24
0.67×
Q1 24
0.61×
-0.70×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FSS
FSS

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

PRGO
PRGO

Consumer Self Care Americas$697.0M63%
Digestive Health$123.9M11%
Nutrition$108.3M10%
Healthy Lifestyle$94.8M9%
Pain And Sleep Aids$87.1M8%

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