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Side-by-side financial comparison of AAON, INC. (AAON) 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 ($677.3M vs $424.2M, roughly 1.6× AAON, INC.). WATTS WATER TECHNOLOGIES INC runs the higher net margin — 14.7% vs 7.6%, a 7.2% gap on every dollar of revenue. On growth, AAON, INC. posted the faster year-over-year revenue change (42.5% vs 21.4%). Over the past eight quarters, AAON, INC.'s revenue compounded faster (27.2% CAGR vs 6.5%).
AAON, Inc. manufactures heating, ventilation, and air conditioning equipment for commercial and industrial indoor environments. AAON is headquartered in Tulsa, Oklahoma and has manufacturing facilities in Longview, TX, Parkville, MO, and Redmond, OR. AAON employs approximately 4,000 people worldwide and has annual sales in excess of $880 million.
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...
AAON vs WTS — Head-to-Head
Income Statement — Q4 FY2025 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $424.2M | $677.3M |
| Net Profit | $32.0M | $99.6M |
| Gross Margin | 25.9% | 48.1% |
| Operating Margin | 10.4% | 19.6% |
| Net Margin | 7.6% | 14.7% |
| Revenue YoY | 42.5% | 21.4% |
| Net Profit YoY | 29.7% | 34.6% |
| EPS (diluted) | $0.38 | $2.97 |
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.
| Q1 26 | — | $677.3M | ||
| Q4 25 | $424.2M | $625.1M | ||
| Q3 25 | $384.2M | $611.7M | ||
| Q2 25 | $311.6M | $643.7M | ||
| Q1 25 | $322.1M | $558.0M | ||
| Q4 24 | $297.7M | $540.4M | ||
| Q3 24 | $327.3M | $543.6M | ||
| Q2 24 | $313.6M | $597.3M |
| Q1 26 | — | $99.6M | ||
| Q4 25 | $32.0M | $83.7M | ||
| Q3 25 | $30.8M | $82.2M | ||
| Q2 25 | $15.5M | $100.9M | ||
| Q1 25 | $29.3M | $74.0M | ||
| Q4 24 | $24.7M | $67.5M | ||
| Q3 24 | $52.6M | $69.1M | ||
| Q2 24 | $52.2M | $82.0M |
| Q1 26 | — | 48.1% | ||
| Q4 25 | 25.9% | 49.5% | ||
| Q3 25 | 27.8% | 48.8% | ||
| Q2 25 | 26.6% | 50.6% | ||
| Q1 25 | 26.8% | 48.8% | ||
| Q4 24 | 26.1% | 46.7% | ||
| Q3 24 | 34.9% | 47.3% | ||
| Q2 24 | 36.1% | 47.7% |
| Q1 26 | — | 19.6% | ||
| Q4 25 | 10.4% | 18.2% | ||
| Q3 25 | 11.3% | 18.2% | ||
| Q2 25 | 7.6% | 21.0% | ||
| Q1 25 | 10.9% | 15.7% | ||
| Q4 24 | 9.9% | 16.5% | ||
| Q3 24 | 20.0% | 17.1% | ||
| Q2 24 | 21.4% | 18.7% |
| Q1 26 | — | 14.7% | ||
| Q4 25 | 7.6% | 13.4% | ||
| Q3 25 | 8.0% | 13.4% | ||
| Q2 25 | 5.0% | 15.7% | ||
| Q1 25 | 9.1% | 13.3% | ||
| Q4 24 | 8.3% | 12.5% | ||
| Q3 24 | 16.1% | 12.7% | ||
| Q2 24 | 16.7% | 13.7% |
| Q1 26 | — | $2.97 | ||
| Q4 25 | $0.38 | $2.50 | ||
| Q3 25 | $0.37 | $2.45 | ||
| Q2 25 | $0.19 | $3.01 | ||
| Q1 25 | $0.35 | $2.21 | ||
| Q4 24 | $0.31 | $2.02 | ||
| Q3 24 | $0.63 | $2.06 | ||
| Q2 24 | $0.62 | $2.44 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $13.0K | $374.7M |
| Total DebtLower is stronger | — | $197.8M |
| Stockholders' EquityBook value | $895.0M | $2.1B |
| Total Assets | $1.7B | $2.9B |
| Debt / EquityLower = less leverage | — | 0.09× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $374.7M | ||
| Q4 25 | $13.0K | $405.5M | ||
| Q3 25 | $1.0M | $457.7M | ||
| Q2 25 | $14.0K | $369.3M | ||
| Q1 25 | $994.0K | $336.8M | ||
| Q4 24 | $14.0K | $386.9M | ||
| Q3 24 | $15.0K | $303.9M | ||
| Q2 24 | $13.0K | $279.4M |
| Q1 26 | — | $197.8M | ||
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — |
| Q1 26 | — | $2.1B | ||
| Q4 25 | $895.0M | $2.0B | ||
| Q3 25 | $863.1M | $2.0B | ||
| Q2 25 | $832.7M | $1.9B | ||
| Q1 25 | $815.9M | $1.8B | ||
| Q4 24 | $824.6M | $1.7B | ||
| Q3 24 | $796.9M | $1.7B | ||
| Q2 24 | $740.5M | $1.6B |
| Q1 26 | — | $2.9B | ||
| Q4 25 | $1.7B | $2.9B | ||
| Q3 25 | $1.5B | $2.7B | ||
| Q2 25 | $1.4B | $2.6B | ||
| Q1 25 | $1.3B | $2.5B | ||
| Q4 24 | $1.2B | $2.4B | ||
| Q3 24 | $1.0B | $2.4B | ||
| Q2 24 | $1.0B | $2.4B |
| Q1 26 | — | 0.09× | ||
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — |
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 | $19.3M | $17.9M |
| Free Cash FlowOCF − Capex | — | $6.6M |
| FCF MarginFCF / Revenue | — | 1.0% |
| Capex IntensityCapex / Revenue | — | — |
| Cash ConversionOCF / Net Profit | 0.60× | 0.18× |
| TTM Free Cash FlowTrailing 4 quarters | — | $317.3M |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $17.9M | ||
| Q4 25 | $19.3M | $154.7M | ||
| Q3 25 | $12.3M | $122.4M | ||
| Q2 25 | $-21.8M | $69.7M | ||
| Q1 25 | $-9.2M | $55.2M | ||
| Q4 24 | $845.0K | $139.5M | ||
| Q3 24 | $63.8M | $90.7M | ||
| Q2 24 | $35.5M | $85.3M |
| Q1 26 | — | $6.6M | ||
| Q4 25 | — | $140.3M | ||
| Q3 25 | — | $110.9M | ||
| Q2 25 | — | $59.5M | ||
| Q1 25 | — | $45.6M | ||
| Q4 24 | — | $127.5M | ||
| Q3 24 | — | $84.3M | ||
| Q2 24 | — | $78.5M |
| Q1 26 | — | 1.0% | ||
| Q4 25 | — | 22.4% | ||
| Q3 25 | — | 18.1% | ||
| Q2 25 | — | 9.2% | ||
| Q1 25 | — | 8.2% | ||
| Q4 24 | — | 23.6% | ||
| Q3 24 | — | 15.5% | ||
| Q2 24 | — | 13.1% |
| Q1 26 | — | — | ||
| Q4 25 | — | 2.3% | ||
| Q3 25 | — | 1.9% | ||
| Q2 25 | — | 1.6% | ||
| Q1 25 | — | 1.7% | ||
| Q4 24 | — | 2.2% | ||
| Q3 24 | — | 1.2% | ||
| Q2 24 | — | 1.1% |
| Q1 26 | — | 0.18× | ||
| Q4 25 | 0.60× | 1.85× | ||
| Q3 25 | 0.40× | 1.49× | ||
| Q2 25 | -1.41× | 0.69× | ||
| Q1 25 | -0.31× | 0.75× | ||
| Q4 24 | 0.03× | 2.07× | ||
| Q3 24 | 1.21× | 1.31× | ||
| Q2 24 | 0.68× | 1.04× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
AAON
| AAON Oklahoma | $215.5M | 51% |
| Bas X | $106.1M | 25% |
| AAON Coil Products | $102.6M | 24% |
WTS
| segment net | $517.8M | 76% |
| Other | $159.5M | 24% |
