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Side-by-side financial comparison of CARLISLE COMPANIES INC (CSL) and First Solar (FSLR). Click either name above to swap in a different company.

First Solar is the larger business by last-quarter revenue ($1.7B vs $1.1B, roughly 1.6× CARLISLE COMPANIES INC). First Solar runs the higher net margin — 31.0% vs 12.1%, a 18.8% gap on every dollar of revenue. On growth, First Solar posted the faster year-over-year revenue change (11.1% vs -4.0%). First Solar produced more free cash flow last quarter ($1.1B vs $-73.0M). Over the past eight quarters, First Solar's revenue compounded faster (45.6% CAGR vs -14.8%).

Carlisle Companies Incorporated is a supplier of construction products that make buildings more energy efficient and resilient. The company manufactures and sells single-ply roofing products as well as warranted systems and accessories for the commercial building industry. The company is organized into two segments, including Carlisle Construction Materials and Carlisle Weatherproofing Technologies. The company's product portfolio includes moisture protection products, protective roofing unde...

First Solar, Inc. is a publicly traded American manufacturer of solar panels. First Solar uses rigid thin-film modules for its solar panels, and produces CdTe panels using cadmium telluride (CdTe) as a semiconductor. The company was founded in 1990 by inventor Harold McMaster as Solar Cells, Inc. In 1999 it was purchased by True North Partners, LLC, which rebranded it as First Solar, Inc. It provides end-of-life panel recycling at each of its manufacturing facilities.

CSL vs FSLR — Head-to-Head

Bigger by revenue
FSLR
FSLR
1.6× larger
FSLR
$1.7B
$1.1B
CSL
Growing faster (revenue YoY)
FSLR
FSLR
+15.1% gap
FSLR
11.1%
-4.0%
CSL
Higher net margin
FSLR
FSLR
18.8% more per $
FSLR
31.0%
12.1%
CSL
More free cash flow
FSLR
FSLR
$1.1B more FCF
FSLR
$1.1B
$-73.0M
CSL
Faster 2-yr revenue CAGR
FSLR
FSLR
Annualised
FSLR
45.6%
-14.8%
CSL

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
CSL
CSL
FSLR
FSLR
Revenue
$1.1B
$1.7B
Net Profit
$127.7M
$520.9M
Gross Margin
34.5%
39.5%
Operating Margin
17.1%
32.6%
Net Margin
12.1%
31.0%
Revenue YoY
-4.0%
11.1%
Net Profit YoY
-10.9%
32.5%
EPS (diluted)
$3.10
$4.84

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
CSL
CSL
FSLR
FSLR
Q1 26
$1.1B
Q4 25
$1.1B
$1.7B
Q3 25
$1.3B
$1.6B
Q2 25
$1.4B
$1.1B
Q1 25
$1.1B
$844.6M
Q4 24
$1.1B
$1.5B
Q3 24
$1.3B
$887.7M
Q2 24
$1.5B
$1.0B
Net Profit
CSL
CSL
FSLR
FSLR
Q1 26
$127.7M
Q4 25
$127.4M
$520.9M
Q3 25
$214.2M
$455.9M
Q2 25
$255.8M
$341.9M
Q1 25
$143.3M
$209.5M
Q4 24
$162.8M
$393.1M
Q3 24
$244.3M
$313.0M
Q2 24
$712.4M
$349.4M
Gross Margin
CSL
CSL
FSLR
FSLR
Q1 26
34.5%
Q4 25
33.8%
39.5%
Q3 25
36.0%
38.3%
Q2 25
37.3%
45.6%
Q1 25
35.2%
40.8%
Q4 24
36.1%
37.5%
Q3 24
38.6%
50.2%
Q2 24
39.2%
49.4%
Operating Margin
CSL
CSL
FSLR
FSLR
Q1 26
17.1%
Q4 25
16.8%
32.6%
Q3 25
21.8%
29.2%
Q2 25
23.1%
33.0%
Q1 25
16.8%
26.2%
Q4 24
19.9%
30.2%
Q3 24
23.7%
36.3%
Q2 24
26.0%
36.9%
Net Margin
CSL
CSL
FSLR
FSLR
Q1 26
12.1%
Q4 25
11.3%
31.0%
Q3 25
15.9%
28.6%
Q2 25
17.6%
31.2%
Q1 25
13.1%
24.8%
Q4 24
14.5%
26.0%
Q3 24
18.3%
35.3%
Q2 24
49.1%
34.6%
EPS (diluted)
CSL
CSL
FSLR
FSLR
Q1 26
$3.10
Q4 25
$3.06
$4.84
Q3 25
$4.98
$4.24
Q2 25
$5.88
$3.18
Q1 25
$3.20
$1.95
Q4 24
$3.76
$3.66
Q3 24
$5.25
$2.91
Q2 24
$14.84
$3.25

Balance Sheet & Financial Strength

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

Metric
CSL
CSL
FSLR
FSLR
Cash + ST InvestmentsLiquidity on hand
$771.3M
$2.8B
Total DebtLower is stronger
Stockholders' EquityBook value
$1.7B
$9.5B
Total Assets
$13.3B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSL
CSL
FSLR
FSLR
Q1 26
$771.3M
Q4 25
$1.1B
$2.8B
Q3 25
$1.1B
$2.0B
Q2 25
$68.4M
$1.1B
Q1 25
$220.2M
$837.6M
Q4 24
$753.5M
$1.6B
Q3 24
$1.5B
$1.0B
Q2 24
$1.7B
$1.7B
Total Debt
CSL
CSL
FSLR
FSLR
Q1 26
Q4 25
$2.9B
Q3 25
$2.9B
Q2 25
$1.9B
Q1 25
$1.9B
Q4 24
$1.9B
Q3 24
$2.3B
Q2 24
$2.3B
Stockholders' Equity
CSL
CSL
FSLR
FSLR
Q1 26
$1.7B
Q4 25
$1.8B
$9.5B
Q3 25
$2.0B
$9.0B
Q2 25
$2.1B
$8.5B
Q1 25
$2.2B
$8.2B
Q4 24
$2.5B
$8.0B
Q3 24
$2.8B
$7.6B
Q2 24
$3.0B
$7.3B
Total Assets
CSL
CSL
FSLR
FSLR
Q1 26
Q4 25
$6.3B
$13.3B
Q3 25
$6.5B
$13.5B
Q2 25
$5.5B
$12.9B
Q1 25
$5.5B
$12.1B
Q4 24
$5.8B
$12.1B
Q3 24
$6.5B
$11.4B
Q2 24
$6.7B
$11.0B
Debt / Equity
CSL
CSL
FSLR
FSLR
Q1 26
Q4 25
1.61×
Q3 25
1.45×
Q2 25
0.89×
Q1 25
0.87×
Q4 24
0.77×
Q3 24
0.83×
Q2 24
0.76×

Cash Flow & Capital Efficiency

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

Metric
CSL
CSL
FSLR
FSLR
Operating Cash FlowLast quarter
$1.2B
Free Cash FlowOCF − Capex
$-73.0M
$1.1B
FCF MarginFCF / Revenue
-6.9%
63.6%
Capex IntensityCapex / Revenue
2.7%
10.2%
Cash ConversionOCF / Net Profit
2.38×
TTM Free Cash FlowTrailing 4 quarters
$924.8M
$1.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSL
CSL
FSLR
FSLR
Q1 26
Q4 25
$386.0M
$1.2B
Q3 25
$426.9M
$1.3B
Q2 25
$287.1M
$149.6M
Q1 25
$1.8M
$-608.0M
Q4 24
$370.6M
$811.0M
Q3 24
$312.8M
$-53.7M
Q2 24
$183.4M
$193.0M
Free Cash Flow
CSL
CSL
FSLR
FSLR
Q1 26
$-73.0M
Q4 25
$346.1M
$1.1B
Q3 25
$393.4M
$1.1B
Q2 25
$258.3M
$-138.6M
Q1 25
$-27.2M
$-813.9M
Q4 24
$334.0M
$497.5M
Q3 24
$293.5M
$-487.7M
Q2 24
$158.5M
$-172.1M
FCF Margin
CSL
CSL
FSLR
FSLR
Q1 26
-6.9%
Q4 25
30.7%
63.6%
Q3 25
29.2%
67.1%
Q2 25
17.8%
-12.6%
Q1 25
-2.5%
-96.4%
Q4 24
29.7%
32.9%
Q3 24
22.0%
-54.9%
Q2 24
10.9%
-17.0%
Capex Intensity
CSL
CSL
FSLR
FSLR
Q1 26
2.7%
Q4 25
3.5%
10.2%
Q3 25
2.5%
12.8%
Q2 25
2.0%
26.3%
Q1 25
2.6%
24.4%
Q4 24
3.3%
20.7%
Q3 24
1.4%
48.9%
Q2 24
1.7%
36.1%
Cash Conversion
CSL
CSL
FSLR
FSLR
Q1 26
Q4 25
3.03×
2.38×
Q3 25
1.99×
2.79×
Q2 25
1.12×
0.44×
Q1 25
0.01×
-2.90×
Q4 24
2.28×
2.06×
Q3 24
1.28×
-0.17×
Q2 24
0.26×
0.55×

Financial Flow Comparison

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

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