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Side-by-side financial comparison of SONOCO PRODUCTS CO (SON) and WESTLAKE CORP (WLK). Click either name above to swap in a different company.

WESTLAKE CORP is the larger business by last-quarter revenue ($2.5B vs $1.7B, roughly 1.5× SONOCO PRODUCTS CO). SONOCO PRODUCTS CO runs the higher net margin — 4.1% vs -21.5%, a 25.5% gap on every dollar of revenue. On growth, SONOCO PRODUCTS CO posted the faster year-over-year revenue change (-1.9% vs -10.9%). WESTLAKE CORP produced more free cash flow last quarter ($-16.0M vs $-428.3B). Over the past eight quarters, SONOCO PRODUCTS CO's revenue compounded faster (1.2% CAGR vs -7.7%).

Sonoco Products Company is an American provider of diversified consumer packaging, industrial products, protective packaging, and packaging supply chain services and the world's largest producer of composite cans, tubes, and cores. The company was founded in 1889 as Southern Novelty Company with annualized net sales of approximately $7.3 billion. Sonoco has 19,900 employees in more than 335 operations in 33 countries, serving more than 85 nations. The company is headquartered in Hartsville, S...

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 ...

SON vs WLK — Head-to-Head

Bigger by revenue
WLK
WLK
1.5× larger
WLK
$2.5B
$1.7B
SON
Growing faster (revenue YoY)
SON
SON
+9.0% gap
SON
-1.9%
-10.9%
WLK
Higher net margin
SON
SON
25.5% more per $
SON
4.1%
-21.5%
WLK
More free cash flow
WLK
WLK
$428.3B more FCF
WLK
$-16.0M
$-428.3B
SON
Faster 2-yr revenue CAGR
SON
SON
Annualised
SON
1.2%
-7.7%
WLK

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
SON
SON
WLK
WLK
Revenue
$1.7B
$2.5B
Net Profit
$68.0M
$-544.0M
Gross Margin
20.6%
3.4%
Operating Margin
7.6%
-26.5%
Net Margin
4.1%
-21.5%
Revenue YoY
-1.9%
-10.9%
Net Profit YoY
25.9%
-7871.4%
EPS (diluted)
$0.68
$-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
SON
SON
WLK
WLK
Q1 26
$1.7B
Q4 25
$1.8B
$2.5B
Q3 25
$2.1B
$2.8B
Q2 25
$1.9B
$3.0B
Q1 25
$1.7B
$2.8B
Q4 24
$2.8B
Q3 24
$1.7B
$3.1B
Q2 24
$1.6B
$3.2B
Net Profit
SON
SON
WLK
WLK
Q1 26
$68.0M
Q4 25
$332.2M
$-544.0M
Q3 25
$122.9M
$-782.0M
Q2 25
$493.4M
$-142.0M
Q1 25
$54.4M
$-40.0M
Q4 24
$7.0M
Q3 24
$50.9M
$108.0M
Q2 24
$90.8M
$313.0M
Gross Margin
SON
SON
WLK
WLK
Q1 26
20.6%
Q4 25
19.6%
3.4%
Q3 25
21.9%
8.3%
Q2 25
21.3%
8.7%
Q1 25
20.7%
8.2%
Q4 24
11.5%
Q3 24
21.4%
16.0%
Q2 24
22.0%
20.7%
Operating Margin
SON
SON
WLK
WLK
Q1 26
7.6%
Q4 25
29.4%
-26.5%
Q3 25
9.1%
-27.0%
Q2 25
9.2%
-3.7%
Q1 25
7.4%
-1.1%
Q4 24
2.3%
Q3 24
7.6%
5.8%
Q2 24
8.6%
12.7%
Net Margin
SON
SON
WLK
WLK
Q1 26
4.1%
Q4 25
18.8%
-21.5%
Q3 25
5.8%
-27.6%
Q2 25
25.8%
-4.8%
Q1 25
3.2%
-1.4%
Q4 24
0.2%
Q3 24
3.0%
3.5%
Q2 24
5.6%
9.8%
EPS (diluted)
SON
SON
WLK
WLK
Q1 26
$0.68
Q4 25
$3.33
$-4.22
Q3 25
$1.23
$-6.06
Q2 25
$4.96
$-1.11
Q1 25
$0.55
$-0.31
Q4 24
$0.07
Q3 24
$0.51
$0.83
Q2 24
$0.92
$2.40

Balance Sheet & Financial Strength

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

Metric
SON
SON
WLK
WLK
Cash + ST InvestmentsLiquidity on hand
$224.5M
$2.7B
Total DebtLower is stronger
$3.5B
$5.6B
Stockholders' EquityBook value
$3.6B
$8.8B
Total Assets
$11.1B
$20.0B
Debt / EquityLower = less leverage
0.97×
0.64×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SON
SON
WLK
WLK
Q1 26
$224.5M
Q4 25
$378.4M
$2.7B
Q3 25
$244.9M
$1.9B
Q2 25
$329.8M
$2.1B
Q1 25
$181.8M
$2.3B
Q4 24
$2.9B
Q3 24
$1.9B
$2.9B
Q2 24
$140.2M
$3.0B
Total Debt
SON
SON
WLK
WLK
Q1 26
$3.5B
Q4 25
$3.8B
$5.6B
Q3 25
$3.8B
$4.7B
Q2 25
$5.0B
$4.7B
Q1 25
$5.0B
$4.6B
Q4 24
$4.6B
Q3 24
$4.3B
$4.6B
Q2 24
$2.5B
$4.9B
Stockholders' Equity
SON
SON
WLK
WLK
Q1 26
$3.6B
Q4 25
$3.6B
$8.8B
Q3 25
$3.3B
$9.4B
Q2 25
$3.2B
$10.3B
Q1 25
$2.4B
$10.4B
Q4 24
$10.5B
Q3 24
$2.5B
$10.7B
Q2 24
$2.4B
$10.6B
Total Assets
SON
SON
WLK
WLK
Q1 26
$11.1B
Q4 25
$11.2B
$20.0B
Q3 25
$11.7B
$19.8B
Q2 25
$12.0B
$20.8B
Q1 25
$12.7B
$20.7B
Q4 24
$20.8B
Q3 24
$9.0B
$21.1B
Q2 24
$7.2B
$21.1B
Debt / Equity
SON
SON
WLK
WLK
Q1 26
0.97×
Q4 25
1.05×
0.64×
Q3 25
1.15×
0.49×
Q2 25
1.54×
0.45×
Q1 25
2.03×
0.44×
Q4 24
0.43×
Q3 24
1.74×
0.43×
Q2 24
1.04×
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
SON
SON
WLK
WLK
Operating Cash FlowLast quarter
$225.0M
Free Cash FlowOCF − Capex
$-428.3B
$-16.0M
FCF MarginFCF / Revenue
-25547.4%
-0.6%
Capex IntensityCapex / Revenue
3600.5%
9.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-427.6B
$-530.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SON
SON
WLK
WLK
Q1 26
Q4 25
$412.9M
$225.0M
Q3 25
$291.5M
$182.0M
Q2 25
$193.4M
$135.0M
Q1 25
$-208.1M
$-77.0M
Q4 24
$434.0M
Q3 24
$162.1M
$474.0M
Q2 24
$109.3M
$237.0M
Free Cash Flow
SON
SON
WLK
WLK
Q1 26
$-428.3B
Q4 25
$322.3M
$-16.0M
Q3 25
$225.6M
$-57.0M
Q2 25
$98.6M
$-132.0M
Q1 25
$-300.8M
$-325.0M
Q4 24
$149.0M
Q3 24
$70.5M
$254.0M
Q2 24
$16.0M
$6.0M
FCF Margin
SON
SON
WLK
WLK
Q1 26
-25547.4%
Q4 25
18.2%
-0.6%
Q3 25
10.6%
-2.0%
Q2 25
5.2%
-4.5%
Q1 25
-17.6%
-11.4%
Q4 24
5.2%
Q3 24
4.2%
8.1%
Q2 24
1.0%
0.2%
Capex Intensity
SON
SON
WLK
WLK
Q1 26
3600.5%
Q4 25
5.1%
9.5%
Q3 25
3.1%
8.4%
Q2 25
5.0%
9.0%
Q1 25
5.4%
8.7%
Q4 24
10.0%
Q3 24
5.5%
7.1%
Q2 24
5.7%
7.2%
Cash Conversion
SON
SON
WLK
WLK
Q1 26
Q4 25
1.24×
Q3 25
2.37×
Q2 25
0.39×
Q1 25
-3.82×
Q4 24
62.00×
Q3 24
3.18×
4.39×
Q2 24
1.20×
0.76×

Financial Flow Comparison

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

Revenue Breakdown by Segment

SON
SON

Consumer Packaging$1.1B65%
Industrial Paper Packaging$587.5M35%
All Other$55.1M3%

WLK
WLK

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

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