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Side-by-side financial comparison of FLEX LTD. (FLEX) and MASTEC INC (MTZ). Click either name above to swap in a different company.

FLEX LTD. is the larger business by last-quarter revenue ($7.1B vs $3.9B, roughly 1.8× MASTEC INC). MASTEC INC runs the higher net margin — 3.6% vs 3.4%, a 0.2% gap on every dollar of revenue. On growth, MASTEC INC posted the faster year-over-year revenue change (15.8% vs 7.7%). MASTEC INC produced more free cash flow last quarter ($292.5M vs $272.0M). Over the past eight quarters, FLEX LTD.'s revenue compounded faster (25.2% CAGR vs 21.1%).

Flex Ltd. is a Singaporean–American multinational manufacturing company. It is the third largest global electronics manufacturing services (EMS), original design manufacturer (ODM) company by revenue, behind only Pegatron for what concerns original equipment manufacturers. Flex's U.S. corporate headquarters are located in Austin, Texas. The company has manufacturing operations in over 30 countries, totaling about 172,000 employees.

Mastec, Inc. is an American infrastructure engineering and construction company based in Coral Gables, Florida. The company provides engineering, building, installation, maintenance and upgrade of energy, utility and communications infrastructure. Its customers are primarily in the utility, communications and government industries.

FLEX vs MTZ — Head-to-Head

Bigger by revenue
FLEX
FLEX
1.8× larger
FLEX
$7.1B
$3.9B
MTZ
Growing faster (revenue YoY)
MTZ
MTZ
+8.1% gap
MTZ
15.8%
7.7%
FLEX
Higher net margin
MTZ
MTZ
0.2% more per $
MTZ
3.6%
3.4%
FLEX
More free cash flow
MTZ
MTZ
$20.5M more FCF
MTZ
$292.5M
$272.0M
FLEX
Faster 2-yr revenue CAGR
FLEX
FLEX
Annualised
FLEX
25.2%
21.1%
MTZ

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
FLEX
FLEX
MTZ
MTZ
Revenue
$7.1B
$3.9B
Net Profit
$239.0M
$142.7M
Gross Margin
9.6%
Operating Margin
5.5%
4.4%
Net Margin
3.4%
3.6%
Revenue YoY
7.7%
15.8%
Net Profit YoY
-9.1%
90.9%
EPS (diluted)
$0.64
$1.81

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
FLEX
FLEX
MTZ
MTZ
Q4 25
$7.1B
$3.9B
Q3 25
$6.8B
$4.0B
Q2 25
$6.6B
$3.5B
Q1 25
$6.4B
$2.8B
Q4 24
$6.6B
$3.4B
Q3 24
$6.5B
$3.3B
Q2 24
$6.3B
$3.0B
Q1 24
$4.5B
$2.7B
Net Profit
FLEX
FLEX
MTZ
MTZ
Q4 25
$239.0M
$142.7M
Q3 25
$199.0M
$160.7M
Q2 25
$192.0M
$85.8M
Q1 25
$222.0M
$9.9M
Q4 24
$263.0M
$74.7M
Q3 24
$214.0M
$95.2M
Q2 24
$139.0M
$34.0M
Q1 24
$395.0M
$-41.2M
Gross Margin
FLEX
FLEX
MTZ
MTZ
Q4 25
9.6%
Q3 25
9.0%
Q2 25
8.7%
Q1 25
8.8%
Q4 24
9.1%
Q3 24
8.1%
Q2 24
7.5%
Q1 24
-0.6%
Operating Margin
FLEX
FLEX
MTZ
MTZ
Q4 25
5.5%
4.4%
Q3 25
4.4%
5.3%
Q2 25
4.7%
3.4%
Q1 25
4.8%
0.3%
Q4 24
5.1%
2.8%
Q3 24
4.5%
4.2%
Q2 24
3.7%
2.1%
Q1 24
-3.6%
-1.7%
Net Margin
FLEX
FLEX
MTZ
MTZ
Q4 25
3.4%
3.6%
Q3 25
2.9%
4.0%
Q2 25
2.9%
2.4%
Q1 25
3.5%
0.3%
Q4 24
4.0%
2.2%
Q3 24
3.3%
2.9%
Q2 24
2.2%
1.1%
Q1 24
8.8%
-1.5%
EPS (diluted)
FLEX
FLEX
MTZ
MTZ
Q4 25
$0.64
$1.81
Q3 25
$0.52
$2.04
Q2 25
$0.50
$1.09
Q1 25
$0.56
$0.13
Q4 24
$0.67
$0.95
Q3 24
$0.54
$1.21
Q2 24
$0.34
$0.43
Q1 24
$0.91
$-0.53

Balance Sheet & Financial Strength

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

Metric
FLEX
FLEX
MTZ
MTZ
Cash + ST InvestmentsLiquidity on hand
$3.1B
$396.0M
Total DebtLower is stronger
$4.4B
$2.2B
Stockholders' EquityBook value
$5.1B
$3.3B
Total Assets
$20.8B
$9.9B
Debt / EquityLower = less leverage
0.87×
0.67×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FLEX
FLEX
MTZ
MTZ
Q4 25
$3.1B
$396.0M
Q3 25
$2.2B
$231.4M
Q2 25
$2.2B
$191.1M
Q1 25
$2.3B
$345.7M
Q4 24
$2.3B
$399.9M
Q3 24
$2.6B
$181.2M
Q2 24
$2.2B
$297.6M
Q1 24
$2.5B
$249.3M
Total Debt
FLEX
FLEX
MTZ
MTZ
Q4 25
$4.4B
$2.2B
Q3 25
$3.7B
$2.2B
Q2 25
$3.7B
$2.1B
Q1 25
$3.7B
$2.0B
Q4 24
$3.7B
$2.0B
Q3 24
$3.7B
$2.1B
Q2 24
$3.2B
$2.4B
Q1 24
$3.3B
$2.5B
Stockholders' Equity
FLEX
FLEX
MTZ
MTZ
Q4 25
$5.1B
$3.3B
Q3 25
$5.0B
$3.1B
Q2 25
$5.1B
$2.9B
Q1 25
$5.0B
$2.9B
Q4 24
$5.0B
$2.9B
Q3 24
$5.0B
$2.8B
Q2 24
$5.0B
$2.7B
Q1 24
$5.3B
$2.7B
Total Assets
FLEX
FLEX
MTZ
MTZ
Q4 25
$20.8B
$9.9B
Q3 25
$19.5B
$9.7B
Q2 25
$19.1B
$9.1B
Q1 25
$18.4B
$8.9B
Q4 24
$18.3B
$9.0B
Q3 24
$18.6B
$8.8B
Q2 24
$17.7B
$8.7B
Q1 24
$18.3B
$8.7B
Debt / Equity
FLEX
FLEX
MTZ
MTZ
Q4 25
0.87×
0.67×
Q3 25
0.73×
0.71×
Q2 25
0.72×
0.71×
Q1 25
0.74×
0.71×
Q4 24
0.74×
0.70×
Q3 24
0.74×
0.76×
Q2 24
0.64×
0.87×
Q1 24
0.61×
0.95×

Cash Flow & Capital Efficiency

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

Metric
FLEX
FLEX
MTZ
MTZ
Operating Cash FlowLast quarter
$420.0M
$372.7M
Free Cash FlowOCF − Capex
$272.0M
$292.5M
FCF MarginFCF / Revenue
3.9%
7.4%
Capex IntensityCapex / Revenue
2.1%
2.0%
Cash ConversionOCF / Net Profit
1.76×
2.61×
TTM Free Cash FlowTrailing 4 quarters
$1.2B
$285.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FLEX
FLEX
MTZ
MTZ
Q4 25
$420.0M
$372.7M
Q3 25
$453.0M
$89.0M
Q2 25
$399.0M
$5.6M
Q1 25
$433.0M
$78.4M
Q4 24
$413.0M
$471.7M
Q3 24
$319.0M
$277.7M
Q2 24
$340.0M
$264.4M
Q1 24
$679.0M
$107.8M
Free Cash Flow
FLEX
FLEX
MTZ
MTZ
Q4 25
$272.0M
$292.5M
Q3 25
$303.0M
$20.3M
Q2 25
$266.0M
$-58.2M
Q1 25
$321.0M
$31.1M
Q4 24
$301.0M
$423.4M
Q3 24
$216.0M
$234.1M
Q2 24
$229.0M
$232.9M
Q1 24
$598.0M
$82.3M
FCF Margin
FLEX
FLEX
MTZ
MTZ
Q4 25
3.9%
7.4%
Q3 25
4.5%
0.5%
Q2 25
4.0%
-1.6%
Q1 25
5.0%
1.1%
Q4 24
4.6%
12.4%
Q3 24
3.3%
7.2%
Q2 24
3.6%
7.9%
Q1 24
13.3%
3.1%
Capex Intensity
FLEX
FLEX
MTZ
MTZ
Q4 25
2.1%
2.0%
Q3 25
2.2%
1.7%
Q2 25
2.0%
1.8%
Q1 25
1.8%
1.7%
Q4 24
1.7%
1.4%
Q3 24
1.6%
1.3%
Q2 24
1.8%
1.1%
Q1 24
1.8%
0.9%
Cash Conversion
FLEX
FLEX
MTZ
MTZ
Q4 25
1.76×
2.61×
Q3 25
2.28×
0.55×
Q2 25
2.08×
0.07×
Q1 25
1.95×
7.91×
Q4 24
1.57×
6.31×
Q3 24
1.49×
2.92×
Q2 24
2.45×
7.78×
Q1 24
1.72×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FLEX
FLEX

Flex Reliability Solutions FRS$3.2B46%
Transferred At Point In Time$2.7B38%
Transferred Over Time$1.1B16%

MTZ
MTZ

Clean Energy And Infrastructure$1.3B33%
Power Delivery$1.1B28%
Communications$906.7M23%
Pipeline Infrastructure$643.8M16%

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