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Side-by-side financial comparison of Kosmos Energy Ltd. (KOS) and WILLIS LEASE FINANCE CORP (WLFC). Click either name above to swap in a different company.

Kosmos Energy Ltd. is the larger business by last-quarter revenue ($294.6M vs $193.6M, roughly 1.5× WILLIS LEASE FINANCE CORP). On growth, WILLIS LEASE FINANCE CORP posted the faster year-over-year revenue change (26.7% vs -25.9%). Over the past eight quarters, WILLIS LEASE FINANCE CORP's revenue compounded faster (27.5% CAGR vs -16.5%).

Kosmos Energy is an American upstream oil company founded and based in Dallas, Texas. While previously incorporated in Bermuda, Kosmos has reincorporated in Delaware. The company holds production and development operations offshore Ghana, Equatorial Guinea, and Gulf of Mexico, while holding a development project offshore Mauritania and Senegal, and exploration licenses offshore Namibia, São Tomé and Príncipe and Suriname. It was previously involved in exploration offshore Morocco and Western ...

Willis Lease Finance Corp is a leading global independent provider of commercial aviation asset solutions. It primarily leases and sells commercial aircraft engines, auxiliary power units and other aviation spare parts, serving airline operators, MRO providers and other aviation industry participants across major global markets.

KOS vs WLFC — Head-to-Head

Bigger by revenue
KOS
KOS
1.5× larger
KOS
$294.6M
$193.6M
WLFC
Growing faster (revenue YoY)
WLFC
WLFC
+52.6% gap
WLFC
26.7%
-25.9%
KOS
Faster 2-yr revenue CAGR
WLFC
WLFC
Annualised
WLFC
27.5%
-16.5%
KOS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
KOS
KOS
WLFC
WLFC
Revenue
$294.6M
$193.6M
Net Profit
Gross Margin
Operating Margin
-125.7%
7.3%
Net Margin
Revenue YoY
-25.9%
26.7%
Net Profit YoY
EPS (diluted)
$-0.80
$1.50

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
KOS
KOS
WLFC
WLFC
Q4 25
$294.6M
$193.6M
Q3 25
$311.0M
$183.4M
Q2 25
$392.6M
$195.5M
Q1 25
$290.1M
$157.7M
Q4 24
$397.6M
$152.8M
Q3 24
$407.8M
$146.2M
Q2 24
$447.8M
$151.1M
Q1 24
$422.3M
$119.1M
Net Profit
KOS
KOS
WLFC
WLFC
Q4 25
Q3 25
$-124.3M
$24.3M
Q2 25
$-87.7M
$60.4M
Q1 25
$-110.6M
$16.9M
Q4 24
Q3 24
$45.0M
$24.1M
Q2 24
$59.8M
$42.6M
Q1 24
$91.7M
$20.9M
Operating Margin
KOS
KOS
WLFC
WLFC
Q4 25
-125.7%
7.3%
Q3 25
-34.2%
20.7%
Q2 25
-16.2%
14.5%
Q1 25
-32.4%
15.2%
Q4 24
-8.5%
19.2%
Q3 24
26.1%
23.0%
Q2 24
30.2%
35.8%
Q1 24
33.6%
22.9%
Net Margin
KOS
KOS
WLFC
WLFC
Q4 25
Q3 25
-40.0%
13.3%
Q2 25
-22.3%
30.9%
Q1 25
-38.1%
10.7%
Q4 24
Q3 24
11.0%
16.5%
Q2 24
13.3%
28.2%
Q1 24
21.7%
17.5%
EPS (diluted)
KOS
KOS
WLFC
WLFC
Q4 25
$-0.80
$1.50
Q3 25
$-0.26
$3.25
Q2 25
$-0.18
$8.43
Q1 25
$-0.23
$2.21
Q4 24
$0.00
$2.76
Q3 24
$0.09
$3.37
Q2 24
$0.12
$6.21
Q1 24
$0.19
$3.00

Balance Sheet & Financial Strength

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

Metric
KOS
KOS
WLFC
WLFC
Cash + ST InvestmentsLiquidity on hand
$91.5M
$16.4M
Total DebtLower is stronger
$3.1B
$2.7B
Stockholders' EquityBook value
$528.6M
$662.1M
Total Assets
$4.7B
$3.9B
Debt / EquityLower = less leverage
5.78×
4.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KOS
KOS
WLFC
WLFC
Q4 25
$91.5M
$16.4M
Q3 25
$64.0M
$12.9M
Q2 25
$51.7M
$37.3M
Q1 25
$49.8M
$32.4M
Q4 24
$85.0M
$9.1M
Q3 24
$51.6M
$5.8M
Q2 24
$173.8M
$5.0M
Q1 24
$254.3M
$7.6M
Total Debt
KOS
KOS
WLFC
WLFC
Q4 25
$3.1B
$2.7B
Q3 25
$3.0B
$2.2B
Q2 25
$2.9B
$2.8B
Q1 25
$2.2B
Q4 24
$2.7B
$2.3B
Q3 24
$2.0B
Q2 24
$1.9B
Q1 24
$1.7B
Stockholders' Equity
KOS
KOS
WLFC
WLFC
Q4 25
$528.6M
$662.1M
Q3 25
$898.8M
$650.2M
Q2 25
$1.0B
$617.9M
Q1 25
$1.1B
$565.5M
Q4 24
$1.2B
$549.3M
Q3 24
$1.2B
$517.8M
Q2 24
$1.1B
$492.4M
Q1 24
$1.1B
$461.8M
Total Assets
KOS
KOS
WLFC
WLFC
Q4 25
$4.7B
$3.9B
Q3 25
$5.1B
$3.4B
Q2 25
$5.2B
$3.9B
Q1 25
$5.3B
$3.3B
Q4 24
$5.3B
$3.3B
Q3 24
$5.5B
$3.0B
Q2 24
$5.4B
$2.9B
Q1 24
$5.4B
$2.7B
Debt / Equity
KOS
KOS
WLFC
WLFC
Q4 25
5.78×
4.08×
Q3 25
3.31×
3.44×
Q2 25
2.80×
4.53×
Q1 25
3.95×
Q4 24
2.29×
4.12×
Q3 24
3.84×
Q2 24
3.95×
Q1 24
3.76×

Cash Flow & Capital Efficiency

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

Metric
KOS
KOS
WLFC
WLFC
Operating Cash FlowLast quarter
$35.3M
$74.2M
Free Cash FlowOCF − Capex
$66.2M
FCF MarginFCF / Revenue
34.2%
Capex IntensityCapex / Revenue
4.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$252.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KOS
KOS
WLFC
WLFC
Q4 25
$35.3M
$74.2M
Q3 25
$-27.6M
$63.9M
Q2 25
$127.2M
$104.2M
Q1 25
$-888.0K
$41.0M
Q4 24
$175.7M
$68.0M
Q3 24
$6.3M
$86.8M
Q2 24
$223.7M
$69.8M
Q1 24
$272.6M
$59.8M
Free Cash Flow
KOS
KOS
WLFC
WLFC
Q4 25
$66.2M
Q3 25
$57.8M
Q2 25
$94.5M
Q1 25
$33.5M
Q4 24
$55.1M
Q3 24
$85.7M
Q2 24
$68.5M
Q1 24
$59.4M
FCF Margin
KOS
KOS
WLFC
WLFC
Q4 25
34.2%
Q3 25
31.5%
Q2 25
48.4%
Q1 25
21.3%
Q4 24
36.1%
Q3 24
58.6%
Q2 24
45.3%
Q1 24
49.9%
Capex Intensity
KOS
KOS
WLFC
WLFC
Q4 25
4.1%
Q3 25
3.3%
Q2 25
4.9%
Q1 25
4.7%
Q4 24
8.4%
Q3 24
0.7%
Q2 24
0.9%
Q1 24
0.3%
Cash Conversion
KOS
KOS
WLFC
WLFC
Q4 25
Q3 25
2.63×
Q2 25
1.73×
Q1 25
2.43×
Q4 24
Q3 24
0.14×
3.60×
Q2 24
3.74×
1.64×
Q1 24
2.97×
2.87×

Financial Flow Comparison

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

Revenue Breakdown by Segment

KOS
KOS

Ghana Segment$134.6M46%
Gulf Of America$80.7M27%
Mauritania And Senegal$54.9M19%
Equatorial Guinea Segment$24.3M8%

WLFC
WLFC

Segment breakdown not available.

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