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Side-by-side financial comparison of MKS INC (MKSI) and STEWART INFORMATION SERVICES CORP (STC). Click either name above to swap in a different company.

MKS INC is the larger business by last-quarter revenue ($1.0B vs $764.6M, roughly 1.4× STEWART INFORMATION SERVICES CORP). MKS INC runs the higher net margin — 10.3% vs 2.2%, a 8.1% gap on every dollar of revenue. On growth, STEWART INFORMATION SERVICES CORP posted the faster year-over-year revenue change (27.7% vs 10.6%). Over the past eight quarters, STEWART INFORMATION SERVICES CORP's revenue compounded faster (12.7% CAGR vs 9.1%).

MKS, Inc is a subsidiary of PTC, Inc. It was previously a multinational independent software vendor that was acquired by Parametric Technology Corporation on May 31, 2011. MKS operated in the Application Lifecycle Management (ALM) and Systems Administration market segments.

Stewart Information Services Corporation (SISCO) is a real estate information, title insurance and transaction management company. Wholly owned subsidiaries, Stewart Title Guaranty Co. and Stewart Title Company offer products and services in the United States and abroad through its direct retail operations, independent agencies in the Stewart Trusted Provider network, and other companies. Stewart Title is headquartered in Houston, Texas, and has approximately 6,350 employees.

MKSI vs STC — Head-to-Head

Bigger by revenue
MKSI
MKSI
1.4× larger
MKSI
$1.0B
$764.6M
STC
Growing faster (revenue YoY)
STC
STC
+17.1% gap
STC
27.7%
10.6%
MKSI
Higher net margin
MKSI
MKSI
8.1% more per $
MKSI
10.3%
2.2%
STC
Faster 2-yr revenue CAGR
STC
STC
Annualised
STC
12.7%
9.1%
MKSI

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
MKSI
MKSI
STC
STC
Revenue
$1.0B
$764.6M
Net Profit
$107.0M
$17.0M
Gross Margin
46.3%
Operating Margin
13.9%
Net Margin
10.3%
2.2%
Revenue YoY
10.6%
27.7%
Net Profit YoY
18.9%
448.4%
EPS (diluted)
$1.58

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
MKSI
MKSI
STC
STC
Q1 26
$764.6M
Q4 25
$1.0B
$790.6M
Q3 25
$988.0M
$796.9M
Q2 25
$973.0M
$722.2M
Q1 25
$936.0M
$612.0M
Q4 24
$935.0M
$665.9M
Q3 24
$896.0M
$667.9M
Q2 24
$887.0M
$602.2M
Net Profit
MKSI
MKSI
STC
STC
Q1 26
$17.0M
Q4 25
$107.0M
$36.3M
Q3 25
$74.0M
$44.3M
Q2 25
$62.0M
$31.9M
Q1 25
$52.0M
$3.1M
Q4 24
$90.0M
$22.7M
Q3 24
$62.0M
$30.1M
Q2 24
$23.0M
$17.3M
Gross Margin
MKSI
MKSI
STC
STC
Q1 26
Q4 25
46.3%
Q3 25
46.7%
Q2 25
46.6%
Q1 25
47.4%
Q4 24
47.3%
Q3 24
48.2%
Q2 24
47.2%
Operating Margin
MKSI
MKSI
STC
STC
Q1 26
Q4 25
13.9%
6.5%
Q3 25
14.0%
7.7%
Q2 25
13.9%
6.5%
Q1 25
11.9%
1.0%
Q4 24
14.7%
5.3%
Q3 24
14.3%
6.4%
Q2 24
14.3%
4.8%
Net Margin
MKSI
MKSI
STC
STC
Q1 26
2.2%
Q4 25
10.3%
4.6%
Q3 25
7.5%
5.6%
Q2 25
6.4%
4.4%
Q1 25
5.6%
0.5%
Q4 24
9.6%
3.4%
Q3 24
6.9%
4.5%
Q2 24
2.6%
2.9%
EPS (diluted)
MKSI
MKSI
STC
STC
Q1 26
Q4 25
$1.58
$1.26
Q3 25
$1.10
$1.55
Q2 25
$0.92
$1.13
Q1 25
$0.77
$0.11
Q4 24
$1.34
$0.81
Q3 24
$0.92
$1.07
Q2 24
$0.33
$0.62

Balance Sheet & Financial Strength

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

Metric
MKSI
MKSI
STC
STC
Cash + ST InvestmentsLiquidity on hand
$418.0M
$317.5M
Total DebtLower is stronger
$4.2B
Stockholders' EquityBook value
$2.7B
Total Assets
$8.8B
Debt / EquityLower = less leverage
1.53×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MKSI
MKSI
STC
STC
Q1 26
$317.5M
Q4 25
$418.0M
$369.7M
Q3 25
$413.0M
$233.2M
Q2 25
$498.0M
$223.8M
Q1 25
$407.0M
$194.2M
Q4 24
$420.0M
$257.5M
Q3 24
$439.0M
$228.7M
Q2 24
$506.0M
$176.7M
Total Debt
MKSI
MKSI
STC
STC
Q1 26
Q4 25
$4.2B
Q3 25
$4.3B
Q2 25
$4.4B
Q1 25
$4.4B
Q4 24
$4.5B
$445.8M
Q3 24
$4.8B
Q2 24
$4.8B
Stockholders' Equity
MKSI
MKSI
STC
STC
Q1 26
Q4 25
$2.7B
$1.6B
Q3 25
$2.6B
$1.5B
Q2 25
$2.6B
$1.4B
Q1 25
$2.4B
$1.4B
Q4 24
$2.3B
$1.4B
Q3 24
$2.4B
$1.4B
Q2 24
$2.2B
$1.4B
Total Assets
MKSI
MKSI
STC
STC
Q1 26
Q4 25
$8.8B
$3.3B
Q3 25
$8.8B
$2.8B
Q2 25
$8.8B
$2.8B
Q1 25
$8.6B
$2.7B
Q4 24
$8.6B
$2.7B
Q3 24
$9.0B
$2.7B
Q2 24
$8.9B
$2.6B
Debt / Equity
MKSI
MKSI
STC
STC
Q1 26
Q4 25
1.53×
Q3 25
1.64×
Q2 25
1.71×
Q1 25
1.87×
Q4 24
1.93×
0.32×
Q3 24
1.98×
Q2 24
2.16×

Cash Flow & Capital Efficiency

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

Metric
MKSI
MKSI
STC
STC
Operating Cash FlowLast quarter
$142.0M
Free Cash FlowOCF − Capex
$92.0M
FCF MarginFCF / Revenue
8.9%
Capex IntensityCapex / Revenue
4.8%
Cash ConversionOCF / Net Profit
1.33×
TTM Free Cash FlowTrailing 4 quarters
$497.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MKSI
MKSI
STC
STC
Q1 26
Q4 25
$142.0M
$89.5M
Q3 25
$197.0M
$92.6M
Q2 25
$165.0M
$53.4M
Q1 25
$141.0M
$-29.9M
Q4 24
$176.0M
$68.0M
Q3 24
$163.0M
$76.1M
Q2 24
$122.0M
$21.1M
Free Cash Flow
MKSI
MKSI
STC
STC
Q1 26
Q4 25
$92.0M
$62.3M
Q3 25
$146.0M
$73.6M
Q2 25
$136.0M
$38.7M
Q1 25
$123.0M
$-42.2M
Q4 24
$125.0M
$55.6M
Q3 24
$141.0M
$67.4M
Q2 24
$95.0M
$11.9M
FCF Margin
MKSI
MKSI
STC
STC
Q1 26
Q4 25
8.9%
7.9%
Q3 25
14.8%
9.2%
Q2 25
14.0%
5.4%
Q1 25
13.1%
-6.9%
Q4 24
13.4%
8.4%
Q3 24
15.7%
10.1%
Q2 24
10.7%
2.0%
Capex Intensity
MKSI
MKSI
STC
STC
Q1 26
Q4 25
4.8%
3.4%
Q3 25
5.2%
2.4%
Q2 25
3.0%
2.0%
Q1 25
1.9%
2.0%
Q4 24
5.5%
1.9%
Q3 24
2.5%
1.3%
Q2 24
3.0%
1.5%
Cash Conversion
MKSI
MKSI
STC
STC
Q1 26
Q4 25
1.33×
2.47×
Q3 25
2.66×
2.09×
Q2 25
2.66×
1.67×
Q1 25
2.71×
-9.73×
Q4 24
1.96×
2.99×
Q3 24
2.63×
2.53×
Q2 24
5.30×
1.22×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MKSI
MKSI

Electronics And Packaging$303.0M29%
Specialty Industrial$295.0M29%
Photonics Solutions Division$274.0M26%
Services$125.0M12%
Other$37.0M4%

STC
STC

Agency title$333.0M44%
Direct title$270.2M35%
Real estate solutions$161.4M21%

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