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Side-by-side financial comparison of Public Storage (PSA) and WATTS WATER TECHNOLOGIES INC (WTS). Click either name above to swap in a different company.
Public Storage is the larger business by last-quarter revenue ($1.2B vs $677.3M, roughly 1.8× WATTS WATER TECHNOLOGIES INC). Public Storage runs the higher net margin — 41.7% vs 14.7%, a 27.0% gap on every dollar of revenue. On growth, WATTS WATER TECHNOLOGIES INC posted the faster year-over-year revenue change (21.4% vs 3.3%). Over the past eight quarters, WATTS WATER TECHNOLOGIES INC's revenue compounded faster (6.5% CAGR vs 2.5%).
Public Storage, headquartered in Glendale, California, is a real estate investment trust that invests in self storage. It is the largest brand of self-storage services in the US and owns approximately 9% of the self storage square footage in the U.S. As of December 31, 2024, the company operated 3,073 self-storage facilities containing an aggregate of 221 million net rentable square feet of space.
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...
PSA vs WTS — Head-to-Head
Income Statement — Q4 FY2025 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $1.2B | $677.3M |
| Net Profit | $507.1M | $99.6M |
| Gross Margin | — | 48.1% |
| Operating Margin | 40.7% | 19.6% |
| Net Margin | 41.7% | 14.7% |
| Revenue YoY | 3.3% | 21.4% |
| Net Profit YoY | -17.5% | 34.6% |
| EPS (diluted) | $2.59 | $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 | $1.2B | $625.1M | ||
| Q3 25 | $1.2B | $611.7M | ||
| Q2 25 | $1.2B | $643.7M | ||
| Q1 25 | $1.2B | $558.0M | ||
| Q4 24 | $1.2B | $540.4M | ||
| Q3 24 | $1.2B | $543.6M | ||
| Q2 24 | $1.2B | $597.3M |
| Q1 26 | — | $99.6M | ||
| Q4 25 | $507.1M | $83.7M | ||
| Q3 25 | $511.1M | $82.2M | ||
| Q2 25 | $358.4M | $100.9M | ||
| Q1 25 | $407.8M | $74.0M | ||
| Q4 24 | $614.6M | $67.5M | ||
| Q3 24 | $430.3M | $69.1M | ||
| Q2 24 | $518.1M | $82.0M |
| Q1 26 | — | 48.1% | ||
| Q4 25 | — | 49.5% | ||
| Q3 25 | — | 48.8% | ||
| Q2 25 | — | 50.6% | ||
| Q1 25 | — | 48.8% | ||
| Q4 24 | — | 46.7% | ||
| Q3 24 | — | 47.3% | ||
| Q2 24 | — | 47.7% |
| Q1 26 | — | 19.6% | ||
| Q4 25 | 40.7% | 18.2% | ||
| Q3 25 | 42.3% | 18.2% | ||
| Q2 25 | 30.4% | 21.0% | ||
| Q1 25 | 34.8% | 15.7% | ||
| Q4 24 | 52.4% | 16.5% | ||
| Q3 24 | 36.7% | 17.1% | ||
| Q2 24 | 44.6% | 18.7% |
| Q1 26 | — | 14.7% | ||
| Q4 25 | 41.7% | 13.4% | ||
| Q3 25 | 41.8% | 13.4% | ||
| Q2 25 | 29.8% | 15.7% | ||
| Q1 25 | 34.5% | 13.3% | ||
| Q4 24 | 52.2% | 12.5% | ||
| Q3 24 | 36.2% | 12.7% | ||
| Q2 24 | 44.2% | 13.7% |
| Q1 26 | — | $2.97 | ||
| Q4 25 | $2.59 | $2.50 | ||
| Q3 25 | $2.62 | $2.45 | ||
| Q2 25 | $1.76 | $3.01 | ||
| Q1 25 | $2.04 | $2.21 | ||
| Q4 24 | $3.22 | $2.02 | ||
| Q3 24 | $2.16 | $2.06 | ||
| Q2 24 | $2.66 | $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 | $318.1M | $374.7M |
| Total DebtLower is stronger | $10.3B | $197.8M |
| Stockholders' EquityBook value | $9.2B | $2.1B |
| Total Assets | $20.2B | $2.9B |
| Debt / EquityLower = less leverage | 1.11× | 0.09× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $374.7M | ||
| Q4 25 | $318.1M | $405.5M | ||
| Q3 25 | $296.5M | $457.7M | ||
| Q2 25 | $1.1B | $369.3M | ||
| Q1 25 | $287.2M | $336.8M | ||
| Q4 24 | $447.4M | $386.9M | ||
| Q3 24 | $599.0M | $303.9M | ||
| Q2 24 | $542.3M | $279.4M |
| Q1 26 | — | $197.8M | ||
| Q4 25 | $10.3B | — | ||
| Q3 25 | $10.0B | — | ||
| Q2 25 | $10.4B | — | ||
| Q1 25 | $9.4B | — | ||
| Q4 24 | $9.4B | — | ||
| Q3 24 | $9.5B | — | ||
| Q2 24 | $9.4B | — |
| Q1 26 | — | $2.1B | ||
| Q4 25 | $9.2B | $2.0B | ||
| Q3 25 | $9.3B | $2.0B | ||
| Q2 25 | $9.4B | $1.9B | ||
| Q1 25 | $9.6B | $1.8B | ||
| Q4 24 | $9.7B | $1.7B | ||
| Q3 24 | $9.6B | $1.7B | ||
| Q2 24 | $9.7B | $1.6B |
| Q1 26 | — | $2.9B | ||
| Q4 25 | $20.2B | $2.9B | ||
| Q3 25 | $20.1B | $2.7B | ||
| Q2 25 | $20.5B | $2.6B | ||
| Q1 25 | $19.6B | $2.5B | ||
| Q4 24 | $19.8B | $2.4B | ||
| Q3 24 | $19.8B | $2.4B | ||
| Q2 24 | $19.8B | $2.4B |
| Q1 26 | — | 0.09× | ||
| Q4 25 | 1.11× | — | ||
| Q3 25 | 1.08× | — | ||
| Q2 25 | 1.11× | — | ||
| Q1 25 | 0.99× | — | ||
| Q4 24 | 0.96× | — | ||
| Q3 24 | 0.99× | — | ||
| Q2 24 | 0.97× | — |
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 | $733.6M | $17.9M |
| Free Cash FlowOCF − Capex | — | $6.6M |
| FCF MarginFCF / Revenue | — | 1.0% |
| Capex IntensityCapex / Revenue | — | — |
| Cash ConversionOCF / Net Profit | 1.45× | 0.18× |
| TTM Free Cash FlowTrailing 4 quarters | — | $317.3M |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $17.9M | ||
| Q4 25 | $733.6M | $154.7M | ||
| Q3 25 | $875.1M | $122.4M | ||
| Q2 25 | $872.7M | $69.7M | ||
| Q1 25 | $705.1M | $55.2M | ||
| Q4 24 | $768.6M | $139.5M | ||
| Q3 24 | $798.8M | $90.7M | ||
| Q2 24 | $895.3M | $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 | 1.45× | 1.85× | ||
| Q3 25 | 1.71× | 1.49× | ||
| Q2 25 | 2.43× | 0.69× | ||
| Q1 25 | 1.73× | 0.75× | ||
| Q4 24 | 1.25× | 2.07× | ||
| Q3 24 | 1.86× | 1.31× | ||
| Q2 24 | 1.73× | 1.04× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
PSA
| Self Storage Operations | $1.1B | 93% |
| Ancillary Operations | $86.9M | 7% |
WTS
| segment net | $517.8M | 76% |
| Other | $159.5M | 24% |
