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Side-by-side financial comparison of GIBRALTAR INDUSTRIES, INC. (ROCK) and Gentherm Inc (THRM). Click either name above to swap in a different company.

Gentherm Inc is the larger business by last-quarter revenue ($382.8M vs $225.0M, roughly 1.7× GIBRALTAR INDUSTRIES, INC.). On growth, GIBRALTAR INDUSTRIES, INC. posted the faster year-over-year revenue change (24.9% vs 8.5%). GIBRALTAR INDUSTRIES, INC. produced more free cash flow last quarter ($26.2M vs $6.7M). Over the past eight quarters, Gentherm Inc's revenue compounded faster (3.7% CAGR vs -12.3%).

Gibraltar Industries, Inc. is a leading manufacturer and distributor of specialized building, infrastructure, and renewable energy products. Its offerings include ventilation systems, roofing accessories, solar mounting solutions, and landscape and garden products, serving residential, commercial construction, and clean energy markets primarily across North America, with a focus on innovative, sustainable solutions for its customers.

Gentherm Incorporated, formerly Amerigon, is an American thermal management technologies company. Gentherm created the first thermoelectrically heated and cooled seat system for the automotive industry. Called the "Climate Control Seat" system, it was first adopted by the Ford Motor Company and introduced as an option on the model year 2000 Lincoln Navigator in 1999. Today it is available on more than 50 vehicles sold by Ford, General Motors, Toyota (Lexus), Kia, Hyundai, Nissan (Infiniti), R...

ROCK vs THRM — Head-to-Head

Bigger by revenue
THRM
THRM
1.7× larger
THRM
$382.8M
$225.0M
ROCK
Growing faster (revenue YoY)
ROCK
ROCK
+16.5% gap
ROCK
24.9%
8.5%
THRM
More free cash flow
ROCK
ROCK
$19.5M more FCF
ROCK
$26.2M
$6.7M
THRM
Faster 2-yr revenue CAGR
THRM
THRM
Annualised
THRM
3.7%
-12.3%
ROCK

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ROCK
ROCK
THRM
THRM
Revenue
$225.0M
$382.8M
Net Profit
$3.0M
Gross Margin
25.3%
23.7%
Operating Margin
7.9%
4.6%
Net Margin
0.8%
Revenue YoY
24.9%
8.5%
Net Profit YoY
-80.5%
EPS (diluted)
$0.08

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
ROCK
ROCK
THRM
THRM
Q4 25
$225.0M
$382.8M
Q3 25
$310.9M
$386.9M
Q2 25
$309.5M
$375.1M
Q1 25
$290.0M
$353.9M
Q4 24
$180.1M
$352.9M
Q3 24
$277.1M
$371.5M
Q2 24
$273.6M
$375.7M
Q1 24
$292.5M
$356.0M
Net Profit
ROCK
ROCK
THRM
THRM
Q4 25
$3.0M
Q3 25
$-89.1M
$14.9M
Q2 25
$26.0M
$477.0K
Q1 25
$21.1M
$-128.0K
Q4 24
$15.3M
Q3 24
$34.0M
$16.0M
Q2 24
$32.2M
$18.9M
Q1 24
$24.9M
$14.8M
Gross Margin
ROCK
ROCK
THRM
THRM
Q4 25
25.3%
23.7%
Q3 25
26.6%
24.6%
Q2 25
28.4%
23.9%
Q1 25
26.8%
24.4%
Q4 24
29.0%
24.4%
Q3 24
29.4%
25.5%
Q2 24
30.5%
25.7%
Q1 24
28.9%
24.9%
Operating Margin
ROCK
ROCK
THRM
THRM
Q4 25
7.9%
4.6%
Q3 25
12.8%
6.2%
Q2 25
12.8%
6.4%
Q1 25
8.8%
4.8%
Q4 24
13.3%
6.7%
Q3 24
15.6%
8.7%
Q2 24
14.9%
8.8%
Q1 24
10.8%
5.1%
Net Margin
ROCK
ROCK
THRM
THRM
Q4 25
0.8%
Q3 25
-28.6%
3.9%
Q2 25
8.4%
0.1%
Q1 25
7.3%
-0.0%
Q4 24
4.3%
Q3 24
12.3%
4.3%
Q2 24
11.8%
5.0%
Q1 24
8.5%
4.2%
EPS (diluted)
ROCK
ROCK
THRM
THRM
Q4 25
$0.08
Q3 25
$-2.98
$0.49
Q2 25
$0.87
$0.02
Q1 25
$0.00
Q4 24
$0.48
Q3 24
$1.11
$0.51
Q2 24
$1.05
$0.60
Q1 24
$0.47

Balance Sheet & Financial Strength

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

Metric
ROCK
ROCK
THRM
THRM
Cash + ST InvestmentsLiquidity on hand
$115.7M
$160.8M
Total DebtLower is stronger
$0
$189.0M
Stockholders' EquityBook value
$950.4M
$720.3M
Total Assets
$1.4B
$1.4B
Debt / EquityLower = less leverage
0.00×
0.26×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ROCK
ROCK
THRM
THRM
Q4 25
$115.7M
$160.8M
Q3 25
$89.4M
$154.3M
Q2 25
$43.3M
$128.3M
Q1 25
$25.1M
$163.1M
Q4 24
$269.5M
$134.1M
Q3 24
$228.9M
$150.6M
Q2 24
$179.1M
$123.5M
Q1 24
$146.7M
$125.1M
Total Debt
ROCK
ROCK
THRM
THRM
Q4 25
$0
$189.0M
Q3 25
$0
$189.0M
Q2 25
$0
$209.0M
Q1 25
$0
$262.0M
Q4 24
$0
$220.1M
Q3 24
$0
$222.1M
Q2 24
$0
$222.1M
Q1 24
$0
$222.2M
Stockholders' Equity
ROCK
ROCK
THRM
THRM
Q4 25
$950.4M
$720.3M
Q3 25
$951.8M
$717.9M
Q2 25
$1.0B
$699.7M
Q1 25
$1.0B
$646.5M
Q4 24
$1.0B
$616.9M
Q3 24
$1.0B
$660.7M
Q2 24
$975.7M
$640.3M
Q1 24
$940.2M
$647.1M
Total Assets
ROCK
ROCK
THRM
THRM
Q4 25
$1.4B
$1.4B
Q3 25
$1.4B
$1.4B
Q2 25
$1.5B
$1.4B
Q1 25
$1.4B
$1.3B
Q4 24
$1.4B
$1.2B
Q3 24
$1.4B
$1.3B
Q2 24
$1.4B
$1.2B
Q1 24
$1.3B
$1.3B
Debt / Equity
ROCK
ROCK
THRM
THRM
Q4 25
0.00×
0.26×
Q3 25
0.00×
0.26×
Q2 25
0.00×
0.30×
Q1 25
0.00×
0.41×
Q4 24
0.00×
0.36×
Q3 24
0.00×
0.34×
Q2 24
0.00×
0.35×
Q1 24
0.00×
0.34×

Cash Flow & Capital Efficiency

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

Metric
ROCK
ROCK
THRM
THRM
Operating Cash FlowLast quarter
$35.5M
$29.0M
Free Cash FlowOCF − Capex
$26.2M
$6.7M
FCF MarginFCF / Revenue
11.7%
1.7%
Capex IntensityCapex / Revenue
4.1%
5.8%
Cash ConversionOCF / Net Profit
9.70×
TTM Free Cash FlowTrailing 4 quarters
$120.6M
$61.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ROCK
ROCK
THRM
THRM
Q4 25
$35.5M
$29.0M
Q3 25
$73.0M
$56.1M
Q2 25
$44.9M
$45.0M
Q1 25
$13.7M
$-13.3M
Q4 24
$19.9M
$36.6M
Q3 24
$64.7M
$46.3M
Q2 24
$36.5M
$37.1M
Q1 24
$53.2M
$-10.3M
Free Cash Flow
ROCK
ROCK
THRM
THRM
Q4 25
$26.2M
$6.7M
Q3 25
$64.8M
$46.5M
Q2 25
$27.3M
$36.2M
Q1 25
$2.3M
$-28.2M
Q4 24
$14.1M
$13.6M
Q3 24
$60.5M
$26.6M
Q2 24
$33.5M
$17.8M
Q1 24
$48.8M
$-21.6M
FCF Margin
ROCK
ROCK
THRM
THRM
Q4 25
11.7%
1.7%
Q3 25
20.8%
12.0%
Q2 25
8.8%
9.6%
Q1 25
0.8%
-8.0%
Q4 24
7.8%
3.9%
Q3 24
21.8%
7.2%
Q2 24
12.2%
4.7%
Q1 24
16.7%
-6.1%
Capex Intensity
ROCK
ROCK
THRM
THRM
Q4 25
4.1%
5.8%
Q3 25
2.6%
2.5%
Q2 25
5.7%
2.4%
Q1 25
3.9%
4.2%
Q4 24
3.3%
6.5%
Q3 24
1.5%
5.3%
Q2 24
1.1%
5.2%
Q1 24
1.5%
3.2%
Cash Conversion
ROCK
ROCK
THRM
THRM
Q4 25
9.70×
Q3 25
3.75×
Q2 25
1.73×
94.43×
Q1 25
0.65×
Q4 24
2.39×
Q3 24
1.90×
2.90×
Q2 24
1.13×
1.97×
Q1 24
2.13×
-0.70×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ROCK
ROCK

Transferred At Point In Time$183.5M82%
Infrastructure$22.5M10%
Other$18.9M8%

THRM
THRM

Climate Control Seats$200.9M52%
Lumbar And Massage Comfort Solutions$58.5M15%
Climate Control Interiors$50.3M13%
Other Automotive$27.6M7%
Valve Systems$24.1M6%
Medical Segments$13.9M4%
Climate And Comfort Electronics$7.4M2%

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