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Side-by-side financial comparison of Air Products (APD) and WESTLAKE CORP (WLK). Click either name above to swap in a different company.

Air Products is the larger business by last-quarter revenue ($3.2B vs $2.5B, roughly 1.3× WESTLAKE CORP). Air Products runs the higher net margin — 22.9% vs -21.5%, a 44.3% gap on every dollar of revenue. On growth, Air Products posted the faster year-over-year revenue change (8.8% vs -10.9%). Over the past eight quarters, Air Products's revenue compounded faster (3.1% CAGR vs -7.7%).

Air Products and Chemicals, Inc. provides atmospheric gases, process and specialty gases, equipment, and services worldwide. The company produces atmospheric gases, including oxygen, nitrogen, and argon; process gases, such as hydrogen, helium, carbon dioxide, carbon monoxide, syngas; specialty gases; and equipment for the production or processing of gases comprising air separation units and non-cryogenic generators for customers in various industries, including refining, chemical, gasificati...

Westlake Corporation is an international manufacturer and supplier of petrochemicals, polymers and fabricated building products, which are fundamental to various consumer and industrial markets. The company was founded by Ting Tsung Chao in 1986. it is the largest producer of low-density polyethylene (LDPE) in the US and ranks among the Forbes Global 2000. Westlake Chemical operates in two segments: Olefins and Vinyls, and is also an integrated producer of vinyls, with substantial downstream ...

APD vs WLK — Head-to-Head

Bigger by revenue
APD
APD
1.3× larger
APD
$3.2B
$2.5B
WLK
Growing faster (revenue YoY)
APD
APD
+19.7% gap
APD
8.8%
-10.9%
WLK
Higher net margin
APD
APD
44.3% more per $
APD
22.9%
-21.5%
WLK
Faster 2-yr revenue CAGR
APD
APD
Annualised
APD
3.1%
-7.7%
WLK

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
APD
APD
WLK
WLK
Revenue
$3.2B
$2.5B
Net Profit
$724.8M
$-544.0M
Gross Margin
31.1%
3.4%
Operating Margin
-26.5%
Net Margin
22.9%
-21.5%
Revenue YoY
8.8%
-10.9%
Net Profit YoY
166.6%
-7871.4%
EPS (diluted)
$3.19
$-4.22

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
APD
APD
WLK
WLK
Q1 26
$3.2B
Q4 25
$3.1B
$2.5B
Q3 25
$3.2B
$2.8B
Q2 25
$3.0B
$3.0B
Q1 25
$2.9B
$2.8B
Q4 24
$2.9B
$2.8B
Q3 24
$3.2B
$3.1B
Q2 24
$3.0B
$3.2B
Net Profit
APD
APD
WLK
WLK
Q1 26
$724.8M
Q4 25
$678.2M
$-544.0M
Q3 25
$4.9M
$-782.0M
Q2 25
$713.8M
$-142.0M
Q1 25
$-1.7B
$-40.0M
Q4 24
$617.4M
$7.0M
Q3 24
$1.9B
$108.0M
Q2 24
$696.6M
$313.0M
Gross Margin
APD
APD
WLK
WLK
Q1 26
31.1%
Q4 25
32.1%
3.4%
Q3 25
32.3%
8.3%
Q2 25
32.5%
8.7%
Q1 25
29.6%
8.2%
Q4 24
31.2%
11.5%
Q3 24
34.0%
16.0%
Q2 24
32.8%
20.7%
Operating Margin
APD
APD
WLK
WLK
Q1 26
Q4 25
23.7%
-26.5%
Q3 25
0.5%
-27.0%
Q2 25
26.2%
-3.7%
Q1 25
-79.8%
-1.1%
Q4 24
22.0%
2.3%
Q3 24
76.1%
5.8%
Q2 24
24.7%
12.7%
Net Margin
APD
APD
WLK
WLK
Q1 26
22.9%
Q4 25
21.9%
-21.5%
Q3 25
0.2%
-27.6%
Q2 25
23.6%
-4.8%
Q1 25
-59.3%
-1.4%
Q4 24
21.1%
0.2%
Q3 24
61.2%
3.5%
Q2 24
23.3%
9.8%
EPS (diluted)
APD
APD
WLK
WLK
Q1 26
$3.19
Q4 25
$3.04
$-4.22
Q3 25
$0.03
$-6.06
Q2 25
$3.20
$-1.11
Q1 25
$-7.77
$-0.31
Q4 24
$2.77
$0.07
Q3 24
$8.75
$0.83
Q2 24
$3.13
$2.40

Balance Sheet & Financial Strength

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

Metric
APD
APD
WLK
WLK
Cash + ST InvestmentsLiquidity on hand
$2.7B
Total DebtLower is stronger
$17.4M
$5.6B
Stockholders' EquityBook value
$18.1M
$8.8B
Total Assets
$41.6M
$20.0B
Debt / EquityLower = less leverage
0.96×
0.64×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
APD
APD
WLK
WLK
Q1 26
Q4 25
$1.0B
$2.7B
Q3 25
$1.9B
$1.9B
Q2 25
$2.3B
$2.1B
Q1 25
$1.6B
$2.3B
Q4 24
$2.0B
$2.9B
Q3 24
$3.0B
$2.9B
Q2 24
$2.4B
$3.0B
Total Debt
APD
APD
WLK
WLK
Q1 26
$17.4M
Q4 25
$5.6B
Q3 25
$4.7B
Q2 25
$4.7B
Q1 25
$4.6B
Q4 24
$4.6B
Q3 24
$4.6B
Q2 24
$4.9B
Stockholders' Equity
APD
APD
WLK
WLK
Q1 26
$18.1M
Q4 25
$15.4B
$8.8B
Q3 25
$15.0B
$9.4B
Q2 25
$15.5B
$10.3B
Q1 25
$14.7B
$10.4B
Q4 24
$16.7B
$10.5B
Q3 24
$17.0B
$10.7B
Q2 24
$15.1B
$10.6B
Total Assets
APD
APD
WLK
WLK
Q1 26
$41.6M
Q4 25
$41.2B
$20.0B
Q3 25
$41.1B
$19.8B
Q2 25
$41.7B
$20.8B
Q1 25
$38.9B
$20.7B
Q4 24
$40.0B
$20.8B
Q3 24
$39.6B
$21.1B
Q2 24
$37.0B
$21.1B
Debt / Equity
APD
APD
WLK
WLK
Q1 26
0.96×
Q4 25
0.64×
Q3 25
0.49×
Q2 25
0.45×
Q1 25
0.44×
Q4 24
0.43×
Q3 24
0.43×
Q2 24
0.46×

Cash Flow & Capital Efficiency

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

Metric
APD
APD
WLK
WLK
Operating Cash FlowLast quarter
$225.0M
Free Cash FlowOCF − Capex
$-16.0M
FCF MarginFCF / Revenue
-0.6%
Capex IntensityCapex / Revenue
56.4%
9.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-530.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
APD
APD
WLK
WLK
Q1 26
Q4 25
$900.7M
$225.0M
Q3 25
$182.0M
Q2 25
$855.8M
$135.0M
Q1 25
$328.1M
$-77.0M
Q4 24
$811.7M
$434.0M
Q3 24
$474.0M
Q2 24
$1.3B
$237.0M
Free Cash Flow
APD
APD
WLK
WLK
Q1 26
Q4 25
$-350.5M
$-16.0M
Q3 25
$-57.0M
Q2 25
$-640.0M
$-132.0M
Q1 25
$-1.6B
$-325.0M
Q4 24
$-1.3B
$149.0M
Q3 24
$254.0M
Q2 24
$-345.2M
$6.0M
FCF Margin
APD
APD
WLK
WLK
Q1 26
Q4 25
-11.3%
-0.6%
Q3 25
-2.0%
Q2 25
-21.2%
-4.5%
Q1 25
-53.6%
-11.4%
Q4 24
-44.5%
5.2%
Q3 24
8.1%
Q2 24
-11.6%
0.2%
Capex Intensity
APD
APD
WLK
WLK
Q1 26
56.4%
Q4 25
40.3%
9.5%
Q3 25
47.9%
8.4%
Q2 25
49.5%
9.0%
Q1 25
64.9%
8.7%
Q4 24
72.2%
10.0%
Q3 24
65.1%
7.1%
Q2 24
53.8%
7.2%
Cash Conversion
APD
APD
WLK
WLK
Q1 26
Q4 25
1.33×
Q3 25
Q2 25
1.20×
Q1 25
Q4 24
1.31×
62.00×
Q3 24
4.39×
Q2 24
1.81×
0.76×

Financial Flow Comparison

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

Revenue Breakdown by Segment

APD
APD

Segment breakdown not available.

WLK
WLK

Performance Materials$930.0M37%
Housing Products$767.0M30%
Essential Materials$702.0M28%
Infrastructure Products$134.0M5%

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