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Side-by-side financial comparison of MASIMO CORP (MASI) 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 $371.5M, roughly 1.7× MASIMO CORP). WATTS WATER TECHNOLOGIES INC runs the higher net margin — 13.4% vs -27.0%, a 40.4% gap on every dollar of revenue. On growth, WATTS WATER TECHNOLOGIES INC posted the faster year-over-year revenue change (15.7% vs -26.4%). WATTS WATER TECHNOLOGIES INC produced more free cash flow last quarter ($140.3M vs $50.9M). Over the past eight quarters, WATTS WATER TECHNOLOGIES INC's revenue compounded faster (4.6% CAGR vs -17.7%).

Masimo Corporation is an American health technology and consumer electronics company headquartered in Irvine, California. The company develops patient monitoring devices, non-invasive sensors, and related software platforms used in hospital and home settings. Masimo has also operated in the consumer audio and wearable device markets.

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...

MASI vs WTS — Head-to-Head

Bigger by revenue
WTS
WTS
1.7× larger
WTS
$625.1M
$371.5M
MASI
Growing faster (revenue YoY)
WTS
WTS
+42.1% gap
WTS
15.7%
-26.4%
MASI
Higher net margin
WTS
WTS
40.4% more per $
WTS
13.4%
-27.0%
MASI
More free cash flow
WTS
WTS
$89.4M more FCF
WTS
$140.3M
$50.9M
MASI
Faster 2-yr revenue CAGR
WTS
WTS
Annualised
WTS
4.6%
-17.7%
MASI

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
MASI
MASI
WTS
WTS
Revenue
$371.5M
$625.1M
Net Profit
$-100.4M
$83.7M
Gross Margin
62.1%
49.5%
Operating Margin
22.5%
18.2%
Net Margin
-27.0%
13.4%
Revenue YoY
-26.4%
15.7%
Net Profit YoY
-1124.5%
24.0%
EPS (diluted)
$-1.84
$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.

Revenue
MASI
MASI
WTS
WTS
Q4 25
$625.1M
Q3 25
$371.5M
$611.7M
Q2 25
$370.9M
$643.7M
Q1 25
$372.0M
$558.0M
Q4 24
$600.7M
$540.4M
Q3 24
$504.6M
$543.6M
Q2 24
$496.3M
$597.3M
Q1 24
$492.8M
$570.9M
Net Profit
MASI
MASI
WTS
WTS
Q4 25
$83.7M
Q3 25
$-100.4M
$82.2M
Q2 25
$51.3M
$100.9M
Q1 25
$-170.7M
$74.0M
Q4 24
$-349.6M
$67.5M
Q3 24
$9.8M
$69.1M
Q2 24
$16.0M
$82.0M
Q1 24
$18.9M
$72.6M
Gross Margin
MASI
MASI
WTS
WTS
Q4 25
49.5%
Q3 25
62.1%
48.8%
Q2 25
62.9%
50.6%
Q1 25
62.9%
48.8%
Q4 24
40.7%
46.7%
Q3 24
52.2%
47.3%
Q2 24
51.3%
47.7%
Q1 24
49.0%
46.9%
Operating Margin
MASI
MASI
WTS
WTS
Q4 25
18.2%
Q3 25
22.5%
18.2%
Q2 25
17.4%
21.0%
Q1 25
21.0%
15.7%
Q4 24
-59.8%
16.5%
Q3 24
6.0%
17.1%
Q2 24
5.7%
18.7%
Q1 24
6.9%
16.9%
Net Margin
MASI
MASI
WTS
WTS
Q4 25
13.4%
Q3 25
-27.0%
13.4%
Q2 25
13.8%
15.7%
Q1 25
-45.9%
13.3%
Q4 24
-58.2%
12.5%
Q3 24
1.9%
12.7%
Q2 24
3.2%
13.7%
Q1 24
3.8%
12.7%
EPS (diluted)
MASI
MASI
WTS
WTS
Q4 25
$2.50
Q3 25
$-1.84
$2.45
Q2 25
$0.94
$3.01
Q1 25
$-3.12
$2.21
Q4 24
$-6.54
$2.02
Q3 24
$0.18
$2.06
Q2 24
$0.29
$2.44
Q1 24
$0.35
$2.17

Balance Sheet & Financial Strength

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

Metric
MASI
MASI
WTS
WTS
Cash + ST InvestmentsLiquidity on hand
$312.3M
$405.5M
Total DebtLower is stronger
$559.1M
Stockholders' EquityBook value
$810.0M
$2.0B
Total Assets
$1.8B
$2.9B
Debt / EquityLower = less leverage
0.69×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MASI
MASI
WTS
WTS
Q4 25
$405.5M
Q3 25
$312.3M
$457.7M
Q2 25
$149.6M
$369.3M
Q1 25
$130.8M
$336.8M
Q4 24
$177.6M
$386.9M
Q3 24
$158.5M
$303.9M
Q2 24
$129.6M
$279.4M
Q1 24
$157.6M
$237.1M
Total Debt
MASI
MASI
WTS
WTS
Q4 25
Q3 25
$559.1M
Q2 25
$613.7M
Q1 25
$651.0M
Q4 24
$765.2M
Q3 24
$772.6M
Q2 24
$781.6M
Q1 24
$876.0M
Stockholders' Equity
MASI
MASI
WTS
WTS
Q4 25
$2.0B
Q3 25
$810.0M
$2.0B
Q2 25
$1.0B
$1.9B
Q1 25
$946.4M
$1.8B
Q4 24
$1.1B
$1.7B
Q3 24
$1.5B
$1.7B
Q2 24
$1.4B
$1.6B
Q1 24
$1.4B
$1.6B
Total Assets
MASI
MASI
WTS
WTS
Q4 25
$2.9B
Q3 25
$1.8B
$2.7B
Q2 25
$2.4B
$2.6B
Q1 25
$2.3B
$2.5B
Q4 24
$2.6B
$2.4B
Q3 24
$3.1B
$2.4B
Q2 24
$2.9B
$2.4B
Q1 24
$3.0B
$2.3B
Debt / Equity
MASI
MASI
WTS
WTS
Q4 25
Q3 25
0.69×
Q2 25
0.59×
Q1 25
0.69×
Q4 24
0.73×
Q3 24
0.53×
Q2 24
0.57×
Q1 24
0.64×

Cash Flow & Capital Efficiency

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

Metric
MASI
MASI
WTS
WTS
Operating Cash FlowLast quarter
$56.8M
$154.7M
Free Cash FlowOCF − Capex
$50.9M
$140.3M
FCF MarginFCF / Revenue
13.7%
22.4%
Capex IntensityCapex / Revenue
1.6%
2.3%
Cash ConversionOCF / Net Profit
1.85×
TTM Free Cash FlowTrailing 4 quarters
$191.0M
$356.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MASI
MASI
WTS
WTS
Q4 25
$154.7M
Q3 25
$56.8M
$122.4M
Q2 25
$69.4M
$69.7M
Q1 25
$31.1M
$55.2M
Q4 24
$50.5M
$139.5M
Q3 24
$25.6M
$90.7M
Q2 24
$74.5M
$85.3M
Q1 24
$45.8M
$45.6M
Free Cash Flow
MASI
MASI
WTS
WTS
Q4 25
$140.3M
Q3 25
$50.9M
$110.9M
Q2 25
$65.6M
$59.5M
Q1 25
$28.5M
$45.6M
Q4 24
$46.0M
$127.5M
Q3 24
$16.9M
$84.3M
Q2 24
$66.9M
$78.5M
Q1 24
$37.6M
$35.5M
FCF Margin
MASI
MASI
WTS
WTS
Q4 25
22.4%
Q3 25
13.7%
18.1%
Q2 25
17.7%
9.2%
Q1 25
7.7%
8.2%
Q4 24
7.7%
23.6%
Q3 24
3.3%
15.5%
Q2 24
13.5%
13.1%
Q1 24
7.6%
6.2%
Capex Intensity
MASI
MASI
WTS
WTS
Q4 25
2.3%
Q3 25
1.6%
1.9%
Q2 25
1.0%
1.6%
Q1 25
0.7%
1.7%
Q4 24
0.7%
2.2%
Q3 24
1.7%
1.2%
Q2 24
1.5%
1.1%
Q1 24
1.7%
1.8%
Cash Conversion
MASI
MASI
WTS
WTS
Q4 25
1.85×
Q3 25
1.49×
Q2 25
1.35×
0.69×
Q1 25
0.75×
Q4 24
2.07×
Q3 24
2.61×
1.31×
Q2 24
4.66×
1.04×
Q1 24
2.42×
0.63×

Financial Flow Comparison

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

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