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Side-by-side financial comparison of Kosmos Energy Ltd. (KOS) and SL GREEN REALTY CORP (SLG). Click either name above to swap in a different company.

Kosmos Energy Ltd. is the larger business by last-quarter revenue ($294.6M vs $276.5M, roughly 1.1× SL GREEN REALTY CORP). On growth, SL GREEN REALTY CORP posted the faster year-over-year revenue change (12.4% vs -25.9%). Over the past eight quarters, SL GREEN REALTY CORP's revenue compounded faster (21.3% 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 ...

SL Green Realty Corp. is a real estate investment trust that primarily invests in office buildings and shopping centers in New York City. As of December 31, 2024, the company owned interests in 39 properties comprising 25,297,353 square feet, primarily in Manhattan. It has been referred to as "New York City’s largest office landlord".

KOS vs SLG — Head-to-Head

Bigger by revenue
KOS
KOS
1.1× larger
KOS
$294.6M
$276.5M
SLG
Growing faster (revenue YoY)
SLG
SLG
+38.3% gap
SLG
12.4%
-25.9%
KOS
Faster 2-yr revenue CAGR
SLG
SLG
Annualised
SLG
21.3%
-16.5%
KOS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
KOS
KOS
SLG
SLG
Revenue
$294.6M
$276.5M
Net Profit
$-100.8M
Gross Margin
Operating Margin
-125.7%
64.2%
Net Margin
-36.5%
Revenue YoY
-25.9%
12.4%
Net Profit YoY
-870.0%
EPS (diluted)
$-0.80
$-1.49

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
SLG
SLG
Q4 25
$294.6M
$276.5M
Q3 25
$311.0M
$244.8M
Q2 25
$392.6M
$241.9M
Q1 25
$290.1M
$239.8M
Q4 24
$397.6M
$245.9M
Q3 24
$407.8M
$229.7M
Q2 24
$447.8M
$222.8M
Q1 24
$422.3M
$187.9M
Net Profit
KOS
KOS
SLG
SLG
Q4 25
$-100.8M
Q3 25
$-124.3M
$28.6M
Q2 25
$-87.7M
$-7.4M
Q1 25
$-110.6M
$-17.3M
Q4 24
$19.1M
Q3 24
$45.0M
$-9.5M
Q2 24
$59.8M
$1.6M
Q1 24
$91.7M
$16.9M
Operating Margin
KOS
KOS
SLG
SLG
Q4 25
-125.7%
64.2%
Q3 25
-34.2%
85.5%
Q2 25
-16.2%
53.4%
Q1 25
-32.4%
56.7%
Q4 24
-8.5%
59.8%
Q3 24
26.1%
65.1%
Q2 24
30.2%
79.2%
Q1 24
33.6%
Net Margin
KOS
KOS
SLG
SLG
Q4 25
-36.5%
Q3 25
-40.0%
11.7%
Q2 25
-22.3%
-3.0%
Q1 25
-38.1%
-7.2%
Q4 24
7.8%
Q3 24
11.0%
-4.2%
Q2 24
13.3%
0.7%
Q1 24
21.7%
9.0%
EPS (diluted)
KOS
KOS
SLG
SLG
Q4 25
$-0.80
$-1.49
Q3 25
$-0.26
$0.34
Q2 25
$-0.18
$-0.16
Q1 25
$-0.23
$-0.30
Q4 24
$0.00
$0.13
Q3 24
$0.09
$-0.21
Q2 24
$0.12
$-0.04
Q1 24
$0.19
$0.20

Balance Sheet & Financial Strength

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

Metric
KOS
KOS
SLG
SLG
Cash + ST InvestmentsLiquidity on hand
$91.5M
$155.7M
Total DebtLower is stronger
$3.1B
Stockholders' EquityBook value
$528.6M
$3.7B
Total Assets
$4.7B
$11.1B
Debt / EquityLower = less leverage
5.78×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KOS
KOS
SLG
SLG
Q4 25
$91.5M
$155.7M
Q3 25
$64.0M
$187.0M
Q2 25
$51.7M
$182.9M
Q1 25
$49.8M
$180.1M
Q4 24
$85.0M
$184.3M
Q3 24
$51.6M
$188.2M
Q2 24
$173.8M
$199.5M
Q1 24
$254.3M
$196.0M
Total Debt
KOS
KOS
SLG
SLG
Q4 25
$3.1B
Q3 25
$3.0B
Q2 25
$2.9B
Q1 25
Q4 24
$2.7B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
KOS
KOS
SLG
SLG
Q4 25
$528.6M
$3.7B
Q3 25
$898.8M
$3.8B
Q2 25
$1.0B
$3.8B
Q1 25
$1.1B
$3.8B
Q4 24
$1.2B
$4.0B
Q3 24
$1.2B
$3.6B
Q2 24
$1.1B
$3.7B
Q1 24
$1.1B
$3.7B
Total Assets
KOS
KOS
SLG
SLG
Q4 25
$4.7B
$11.1B
Q3 25
$5.1B
$11.1B
Q2 25
$5.2B
$11.3B
Q1 25
$5.3B
$11.4B
Q4 24
$5.3B
$10.5B
Q3 24
$5.5B
$10.2B
Q2 24
$5.4B
$9.5B
Q1 24
$5.4B
$9.8B
Debt / Equity
KOS
KOS
SLG
SLG
Q4 25
5.78×
Q3 25
3.31×
Q2 25
2.80×
Q1 25
Q4 24
2.29×
Q3 24
Q2 24
Q1 24

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
SLG
SLG
Operating Cash FlowLast quarter
$35.3M
$82.9M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KOS
KOS
SLG
SLG
Q4 25
$35.3M
$82.9M
Q3 25
$-27.6M
$-6.8M
Q2 25
$127.2M
$54.5M
Q1 25
$-888.0K
$6.7M
Q4 24
$175.7M
$129.6M
Q3 24
$6.3M
$16.7M
Q2 24
$223.7M
$79.4M
Q1 24
$272.6M
$-24.7M
Cash Conversion
KOS
KOS
SLG
SLG
Q4 25
Q3 25
-0.24×
Q2 25
Q1 25
Q4 24
6.77×
Q3 24
0.14×
Q2 24
3.74×
50.33×
Q1 24
2.97×
-1.46×

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%

SLG
SLG

Real Estate Segment$223.1M81%
Other$35.9M13%
Debt And Preferred Equity Segment$17.4M6%

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