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Side-by-side financial comparison of EPAM Systems (EPAM) 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 $1.4B, roughly 1.8× EPAM Systems). EPAM Systems runs the higher net margin — 7.8% vs -21.5%, a 29.2% gap on every dollar of revenue. On growth, EPAM Systems posted the faster year-over-year revenue change (12.8% vs -10.9%). EPAM Systems produced more free cash flow last quarter ($268.1M vs $-16.0M). Over the past eight quarters, EPAM Systems's revenue compounded faster (9.9% CAGR vs -7.7%).

EPAM Systems, Inc. is an American company that specializes in software engineering services, digital platform engineering, and digital product design, operating out of Newtown, Pennsylvania. EPAM is a founding member of the MACH Alliance.

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 ...

EPAM vs WLK — Head-to-Head

Bigger by revenue
WLK
WLK
1.8× larger
WLK
$2.5B
$1.4B
EPAM
Growing faster (revenue YoY)
EPAM
EPAM
+23.7% gap
EPAM
12.8%
-10.9%
WLK
Higher net margin
EPAM
EPAM
29.2% more per $
EPAM
7.8%
-21.5%
WLK
More free cash flow
EPAM
EPAM
$284.1M more FCF
EPAM
$268.1M
$-16.0M
WLK
Faster 2-yr revenue CAGR
EPAM
EPAM
Annualised
EPAM
9.9%
-7.7%
WLK

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
EPAM
EPAM
WLK
WLK
Revenue
$1.4B
$2.5B
Net Profit
$109.4M
$-544.0M
Gross Margin
30.1%
3.4%
Operating Margin
10.6%
-26.5%
Net Margin
7.8%
-21.5%
Revenue YoY
12.8%
-10.9%
Net Profit YoY
5.9%
-7871.4%
EPS (diluted)
$1.97
$-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
EPAM
EPAM
WLK
WLK
Q4 25
$1.4B
$2.5B
Q3 25
$1.4B
$2.8B
Q2 25
$1.4B
$3.0B
Q1 25
$1.3B
$2.8B
Q4 24
$1.2B
$2.8B
Q3 24
$1.2B
$3.1B
Q2 24
$1.1B
$3.2B
Q1 24
$1.2B
$3.0B
Net Profit
EPAM
EPAM
WLK
WLK
Q4 25
$109.4M
$-544.0M
Q3 25
$106.8M
$-782.0M
Q2 25
$88.0M
$-142.0M
Q1 25
$73.5M
$-40.0M
Q4 24
$103.3M
$7.0M
Q3 24
$136.3M
$108.0M
Q2 24
$98.6M
$313.0M
Q1 24
$116.2M
$174.0M
Gross Margin
EPAM
EPAM
WLK
WLK
Q4 25
30.1%
3.4%
Q3 25
29.5%
8.3%
Q2 25
28.8%
8.7%
Q1 25
26.9%
8.2%
Q4 24
30.4%
11.5%
Q3 24
34.6%
16.0%
Q2 24
29.3%
20.7%
Q1 24
28.4%
15.7%
Operating Margin
EPAM
EPAM
WLK
WLK
Q4 25
10.6%
-26.5%
Q3 25
10.4%
-27.0%
Q2 25
9.3%
-3.7%
Q1 25
7.6%
-1.1%
Q4 24
10.9%
2.3%
Q3 24
15.2%
5.8%
Q2 24
10.5%
12.7%
Q1 24
9.5%
7.5%
Net Margin
EPAM
EPAM
WLK
WLK
Q4 25
7.8%
-21.5%
Q3 25
7.7%
-27.6%
Q2 25
6.5%
-4.8%
Q1 25
5.6%
-1.4%
Q4 24
8.3%
0.2%
Q3 24
11.7%
3.5%
Q2 24
8.6%
9.8%
Q1 24
10.0%
5.8%
EPS (diluted)
EPAM
EPAM
WLK
WLK
Q4 25
$1.97
$-4.22
Q3 25
$1.91
$-6.06
Q2 25
$1.56
$-1.11
Q1 25
$1.28
$-0.31
Q4 24
$1.80
$0.07
Q3 24
$2.37
$0.83
Q2 24
$1.70
$2.40
Q1 24
$1.97
$1.34

Balance Sheet & Financial Strength

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

Metric
EPAM
EPAM
WLK
WLK
Cash + ST InvestmentsLiquidity on hand
$1.3B
$2.7B
Total DebtLower is stronger
$5.6B
Stockholders' EquityBook value
$3.7B
$8.8B
Total Assets
$4.9B
$20.0B
Debt / EquityLower = less leverage
0.64×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
EPAM
EPAM
WLK
WLK
Q4 25
$1.3B
$2.7B
Q3 25
$1.2B
$1.9B
Q2 25
$1.0B
$2.1B
Q1 25
$1.2B
$2.3B
Q4 24
$1.3B
$2.9B
Q3 24
$2.1B
$2.9B
Q2 24
$1.8B
$3.0B
Q1 24
$2.0B
$3.1B
Total Debt
EPAM
EPAM
WLK
WLK
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
Q1 24
$4.9B
Stockholders' Equity
EPAM
EPAM
WLK
WLK
Q4 25
$3.7B
$8.8B
Q3 25
$3.7B
$9.4B
Q2 25
$3.7B
$10.3B
Q1 25
$3.6B
$10.4B
Q4 24
$3.6B
$10.5B
Q3 24
$3.6B
$10.7B
Q2 24
$3.4B
$10.6B
Q1 24
$3.5B
$10.3B
Total Assets
EPAM
EPAM
WLK
WLK
Q4 25
$4.9B
$20.0B
Q3 25
$4.8B
$19.8B
Q2 25
$4.7B
$20.8B
Q1 25
$4.7B
$20.7B
Q4 24
$4.8B
$20.8B
Q3 24
$4.5B
$21.1B
Q2 24
$4.2B
$21.1B
Q1 24
$4.4B
$21.0B
Debt / Equity
EPAM
EPAM
WLK
WLK
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×
Q1 24
0.47×

Cash Flow & Capital Efficiency

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

Metric
EPAM
EPAM
WLK
WLK
Operating Cash FlowLast quarter
$282.9M
$225.0M
Free Cash FlowOCF − Capex
$268.1M
$-16.0M
FCF MarginFCF / Revenue
19.0%
-0.6%
Capex IntensityCapex / Revenue
1.1%
9.5%
Cash ConversionOCF / Net Profit
2.59×
TTM Free Cash FlowTrailing 4 quarters
$612.7M
$-530.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
EPAM
EPAM
WLK
WLK
Q4 25
$282.9M
$225.0M
Q3 25
$294.7M
$182.0M
Q2 25
$53.2M
$135.0M
Q1 25
$24.2M
$-77.0M
Q4 24
$130.3M
$434.0M
Q3 24
$242.0M
$474.0M
Q2 24
$57.0M
$237.0M
Q1 24
$129.9M
$169.0M
Free Cash Flow
EPAM
EPAM
WLK
WLK
Q4 25
$268.1M
$-16.0M
Q3 25
$286.4M
$-57.0M
Q2 25
$43.4M
$-132.0M
Q1 25
$14.8M
$-325.0M
Q4 24
$114.5M
$149.0M
Q3 24
$237.0M
$254.0M
Q2 24
$52.3M
$6.0M
Q1 24
$123.2M
$-103.0M
FCF Margin
EPAM
EPAM
WLK
WLK
Q4 25
19.0%
-0.6%
Q3 25
20.5%
-2.0%
Q2 25
3.2%
-4.5%
Q1 25
1.1%
-11.4%
Q4 24
9.2%
5.2%
Q3 24
20.3%
8.1%
Q2 24
4.6%
0.2%
Q1 24
10.6%
-3.5%
Capex Intensity
EPAM
EPAM
WLK
WLK
Q4 25
1.1%
9.5%
Q3 25
0.6%
8.4%
Q2 25
0.7%
9.0%
Q1 25
0.7%
8.7%
Q4 24
1.3%
10.0%
Q3 24
0.4%
7.1%
Q2 24
0.4%
7.2%
Q1 24
0.6%
9.1%
Cash Conversion
EPAM
EPAM
WLK
WLK
Q4 25
2.59×
Q3 25
2.76×
Q2 25
0.60×
Q1 25
0.33×
Q4 24
1.26×
62.00×
Q3 24
1.77×
4.39×
Q2 24
0.58×
0.76×
Q1 24
1.12×
0.97×

Financial Flow Comparison

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

Revenue Breakdown by Segment

EPAM
EPAM

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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