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Side-by-side financial comparison of FEDERAL SIGNAL CORP (FSS) and WATTS WATER TECHNOLOGIES INC (WTS). Click either name above to swap in a different company.
WATTS WATER TECHNOLOGIES INC is the larger business by last-quarter revenue ($625.1M vs $597.1M, roughly 1.0× FEDERAL SIGNAL CORP). WATTS WATER TECHNOLOGIES INC runs the higher net margin — 13.4% vs 10.2%, a 3.2% gap on every dollar of revenue. On growth, FEDERAL SIGNAL CORP posted the faster year-over-year revenue change (26.5% vs 15.7%). WATTS WATER TECHNOLOGIES INC produced more free cash flow last quarter ($140.3M vs $89.5M). Over the past eight quarters, FEDERAL SIGNAL CORP's revenue compounded faster (18.5% CAGR vs 4.6%).
The Federal Signal Company was an American manufacturer of railway signaling equipment in the early 20th century. It was located in Albany, New York.
AERCO International, Inc. is a manufacturer and supplier of commercial condensing boilers, high efficiency water heating equipment and energy recovery systems in the HVAC/plumbing industry across a variety of markets including education, lodging, government, office buildings, healthcare, industrial and multifamily housing. In 1949, AERCO introduced the industry's first semi-instantaneous, tankless steam-to-water water heater. In 1988, AERCO introduced the first condensing and fully modulating...
FSS vs WTS — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $597.1M | $625.1M |
| Net Profit | $60.8M | $83.7M |
| Gross Margin | 28.4% | 49.5% |
| Operating Margin | 14.0% | 18.2% |
| Net Margin | 10.2% | 13.4% |
| Revenue YoY | 26.5% | 15.7% |
| Net Profit YoY | 21.6% | 24.0% |
| EPS (diluted) | $0.99 | $2.50 |
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.
| Q4 25 | $597.1M | $625.1M | ||
| Q3 25 | $555.0M | $611.7M | ||
| Q2 25 | $564.6M | $643.7M | ||
| Q1 25 | $463.8M | $558.0M | ||
| Q4 24 | $472.0M | $540.4M | ||
| Q3 24 | $474.2M | $543.6M | ||
| Q2 24 | $490.4M | $597.3M | ||
| Q1 24 | $424.9M | $570.9M |
| Q4 25 | $60.8M | $83.7M | ||
| Q3 25 | $68.1M | $82.2M | ||
| Q2 25 | $71.4M | $100.9M | ||
| Q1 25 | $46.3M | $74.0M | ||
| Q4 24 | $50.0M | $67.5M | ||
| Q3 24 | $53.9M | $69.1M | ||
| Q2 24 | $60.8M | $82.0M | ||
| Q1 24 | $51.6M | $72.6M |
| Q4 25 | 28.4% | 49.5% | ||
| Q3 25 | 29.1% | 48.8% | ||
| Q2 25 | 30.0% | 50.6% | ||
| Q1 25 | 28.2% | 48.8% | ||
| Q4 24 | 28.1% | 46.7% | ||
| Q3 24 | 29.6% | 47.3% | ||
| Q2 24 | 29.4% | 47.7% | ||
| Q1 24 | 27.3% | 46.9% |
| Q4 25 | 14.0% | 18.2% | ||
| Q3 25 | 16.9% | 18.2% | ||
| Q2 25 | 17.3% | 21.0% | ||
| Q1 25 | 14.2% | 15.7% | ||
| Q4 24 | 14.9% | 16.5% | ||
| Q3 24 | 16.0% | 17.1% | ||
| Q2 24 | 16.5% | 18.7% | ||
| Q1 24 | 12.8% | 16.9% |
| Q4 25 | 10.2% | 13.4% | ||
| Q3 25 | 12.3% | 13.4% | ||
| Q2 25 | 12.6% | 15.7% | ||
| Q1 25 | 10.0% | 13.3% | ||
| Q4 24 | 10.6% | 12.5% | ||
| Q3 24 | 11.4% | 12.7% | ||
| Q2 24 | 12.4% | 13.7% | ||
| Q1 24 | 12.1% | 12.7% |
| Q4 25 | $0.99 | $2.50 | ||
| Q3 25 | $1.11 | $2.45 | ||
| Q2 25 | $1.16 | $3.01 | ||
| Q1 25 | $0.75 | $2.21 | ||
| Q4 24 | $0.80 | $2.02 | ||
| Q3 24 | $0.87 | $2.06 | ||
| Q2 24 | $0.99 | $2.44 | ||
| Q1 24 | $0.84 | $2.17 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $63.7M | $405.5M |
| Total DebtLower is stronger | $564.6M | — |
| Stockholders' EquityBook value | $1.4B | $2.0B |
| Total Assets | $2.4B | $2.9B |
| Debt / EquityLower = less leverage | 0.41× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $63.7M | $405.5M | ||
| Q3 25 | $54.4M | $457.7M | ||
| Q2 25 | $64.7M | $369.3M | ||
| Q1 25 | $57.5M | $336.8M | ||
| Q4 24 | $91.1M | $386.9M | ||
| Q3 24 | $73.7M | $303.9M | ||
| Q2 24 | $48.6M | $279.4M | ||
| Q1 24 | $48.9M | $237.1M |
| 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 | — |
| Q4 25 | $1.4B | $2.0B | ||
| Q3 25 | $1.3B | $2.0B | ||
| Q2 25 | $1.3B | $1.9B | ||
| Q1 25 | $1.2B | $1.8B | ||
| Q4 24 | $1.2B | $1.7B | ||
| Q3 24 | $1.1B | $1.7B | ||
| Q2 24 | $1.1B | $1.6B | ||
| Q1 24 | $1.0B | $1.6B |
| Q4 25 | $2.4B | $2.9B | ||
| Q3 25 | $1.9B | $2.7B | ||
| Q2 25 | $1.9B | $2.6B | ||
| Q1 25 | $1.9B | $2.5B | ||
| Q4 24 | $1.8B | $2.4B | ||
| Q3 24 | $1.7B | $2.4B | ||
| Q2 24 | $1.7B | $2.4B | ||
| Q1 24 | $1.7B | $2.3B |
| 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 | | |
|---|---|---|
| Operating Cash FlowLast quarter | $97.2M | $154.7M |
| Free Cash FlowOCF − Capex | $89.5M | $140.3M |
| FCF MarginFCF / Revenue | 15.0% | 22.4% |
| Capex IntensityCapex / Revenue | 1.3% | 2.3% |
| Cash ConversionOCF / Net Profit | 1.60× | 1.85× |
| TTM Free Cash FlowTrailing 4 quarters | $227.1M | $356.3M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $97.2M | $154.7M | ||
| Q3 25 | $61.1M | $122.4M | ||
| Q2 25 | $59.7M | $69.7M | ||
| Q1 25 | $36.7M | $55.2M | ||
| Q4 24 | $90.6M | $139.5M | ||
| Q3 24 | $68.8M | $90.7M | ||
| Q2 24 | $40.6M | $85.3M | ||
| Q1 24 | $31.3M | $45.6M |
| Q4 25 | $89.5M | $140.3M | ||
| Q3 25 | $54.1M | $110.9M | ||
| Q2 25 | $52.4M | $59.5M | ||
| Q1 25 | $31.1M | $45.6M | ||
| Q4 24 | $82.1M | $127.5M | ||
| Q3 24 | $60.9M | $84.3M | ||
| Q2 24 | $24.8M | $78.5M | ||
| Q1 24 | $22.9M | $35.5M |
| Q4 25 | 15.0% | 22.4% | ||
| Q3 25 | 9.7% | 18.1% | ||
| Q2 25 | 9.3% | 9.2% | ||
| Q1 25 | 6.7% | 8.2% | ||
| Q4 24 | 17.4% | 23.6% | ||
| Q3 24 | 12.8% | 15.5% | ||
| Q2 24 | 5.1% | 13.1% | ||
| Q1 24 | 5.4% | 6.2% |
| Q4 25 | 1.3% | 2.3% | ||
| Q3 25 | 1.3% | 1.9% | ||
| Q2 25 | 1.3% | 1.6% | ||
| Q1 25 | 1.2% | 1.7% | ||
| Q4 24 | 1.8% | 2.2% | ||
| Q3 24 | 1.7% | 1.2% | ||
| Q2 24 | 3.2% | 1.1% | ||
| Q1 24 | 2.0% | 1.8% |
| Q4 25 | 1.60× | 1.85× | ||
| Q3 25 | 0.90× | 1.49× | ||
| Q2 25 | 0.84× | 0.69× | ||
| Q1 25 | 0.79× | 0.75× | ||
| Q4 24 | 1.81× | 2.07× | ||
| Q3 24 | 1.28× | 1.31× | ||
| Q2 24 | 0.67× | 1.04× | ||
| Q1 24 | 0.61× | 0.63× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
FSS
| Vehiclesandequipment | $403.4M | 68% |
| Parts | $66.8M | 11% |
| Publicsafetyandsecurityequipment | $62.2M | 10% |
| Rentalincome | $19.0M | 3% |
| Industrialsignalingequipment | $18.2M | 3% |
| Other | $14.9M | 2% |
| Warningsystems | $12.6M | 2% |
WTS
Segment breakdown not available.
