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Side-by-side financial comparison of MongoDB, Inc. (MDB) and STAR GROUP, L.P. (SGU). Click either name above to swap in a different company.

MongoDB, Inc. is the larger business by last-quarter revenue ($628.3M vs $539.3M, roughly 1.2× STAR GROUP, L.P.). STAR GROUP, L.P. runs the higher net margin — 6.6% vs -0.3%, a 7.0% gap on every dollar of revenue. On growth, MongoDB, Inc. posted the faster year-over-year revenue change (18.7% vs 10.5%). MongoDB, Inc. produced more free cash flow last quarter ($141.8M vs $-59.7M).

MongoDB, Inc. is an American software company that develops and provides commercial support for the source-available database engine MongoDB, a database for unstructured data. Over the years, the company has expanded the product from its NoSQL roots to have broader appeal to enterprise customers, such as adding ACID and transactions.

Lone Star Funds, legal name of main entity Lone Star Global Acquisitions, Ltd. is a global private equity firm that invests in corporate equity, real estate, credit, and other financial assets. The founder of Lone Star established its first fund in 1995 and Lone Star has to date organized 25 private equity funds with total capital commitments since inception of over $95 billion. Lone Star's investors include corporate and public pension funds, sovereign wealth funds, university endowments, fo...

MDB vs SGU — Head-to-Head

Bigger by revenue
MDB
MDB
1.2× larger
MDB
$628.3M
$539.3M
SGU
Growing faster (revenue YoY)
MDB
MDB
+8.2% gap
MDB
18.7%
10.5%
SGU
Higher net margin
SGU
SGU
7.0% more per $
SGU
6.6%
-0.3%
MDB
More free cash flow
MDB
MDB
$201.6M more FCF
MDB
$141.8M
$-59.7M
SGU

Income Statement — Q3 FY2026 vs Q1 FY2026

Metric
MDB
MDB
SGU
SGU
Revenue
$628.3M
$539.3M
Net Profit
$-2.0M
$35.8M
Gross Margin
71.5%
Operating Margin
-2.9%
10.1%
Net Margin
-0.3%
6.6%
Revenue YoY
18.7%
10.5%
Net Profit YoY
79.5%
8.8%
EPS (diluted)

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
MDB
MDB
SGU
SGU
Q4 25
$628.3M
$539.3M
Q3 25
$591.4M
Q2 25
$549.0M
Q1 25
$548.4M
Q4 24
$529.4M
Q3 24
$478.1M
Q2 24
$450.6M
Q1 24
$458.0M
Net Profit
MDB
MDB
SGU
SGU
Q4 25
$-2.0M
$35.8M
Q3 25
$-47.0M
Q2 25
$-37.6M
Q1 25
$15.8M
Q4 24
$-9.8M
Q3 24
$-54.5M
Q2 24
$-80.6M
Q1 24
$-55.5M
Gross Margin
MDB
MDB
SGU
SGU
Q4 25
71.5%
Q3 25
71.0%
Q2 25
71.2%
Q1 25
72.8%
Q4 24
74.4%
Q3 24
73.2%
Q2 24
72.8%
Q1 24
75.0%
Operating Margin
MDB
MDB
SGU
SGU
Q4 25
-2.9%
10.1%
Q3 25
-11.0%
Q2 25
-9.8%
Q1 25
-3.4%
Q4 24
-5.3%
Q3 24
-14.9%
Q2 24
-21.8%
Q1 24
-15.5%
Net Margin
MDB
MDB
SGU
SGU
Q4 25
-0.3%
6.6%
Q3 25
-8.0%
Q2 25
-6.9%
Q1 25
2.9%
Q4 24
-1.8%
Q3 24
-11.4%
Q2 24
-17.9%
Q1 24
-12.1%

Balance Sheet & Financial Strength

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

Metric
MDB
MDB
SGU
SGU
Cash + ST InvestmentsLiquidity on hand
$834.1M
$19.9M
Total DebtLower is stronger
$254.8M
Stockholders' EquityBook value
$2.9B
Total Assets
$3.6B
$1.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MDB
MDB
SGU
SGU
Q4 25
$834.1M
$19.9M
Q3 25
$647.1M
Q2 25
$657.8M
Q1 25
$490.1M
Q4 24
$673.1M
Q3 24
$1.3B
Q2 24
$815.7M
Q1 24
$803.0M
Total Debt
MDB
MDB
SGU
SGU
Q4 25
$254.8M
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
MDB
MDB
SGU
SGU
Q4 25
$2.9B
Q3 25
$2.9B
Q2 25
$3.0B
Q1 25
$2.8B
Q4 24
$1.5B
Q3 24
$1.4B
Q2 24
$1.3B
Q1 24
$1.1B
Total Assets
MDB
MDB
SGU
SGU
Q4 25
$3.6B
$1.1B
Q3 25
$3.5B
Q2 25
$3.6B
Q1 25
$3.4B
Q4 24
$3.2B
Q3 24
$3.1B
Q2 24
$3.0B
Q1 24
$2.9B

Cash Flow & Capital Efficiency

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

Metric
MDB
MDB
SGU
SGU
Operating Cash FlowLast quarter
$143.5M
$-55.2M
Free Cash FlowOCF − Capex
$141.8M
$-59.7M
FCF MarginFCF / Revenue
22.6%
-11.1%
Capex IntensityCapex / Revenue
0.3%
0.8%
Cash ConversionOCF / Net Profit
-1.54×
TTM Free Cash FlowTrailing 4 quarters
$346.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MDB
MDB
SGU
SGU
Q4 25
$143.5M
$-55.2M
Q3 25
$72.1M
Q2 25
$109.9M
Q1 25
$50.5M
Q4 24
$37.4M
Q3 24
$-1.4M
Q2 24
$63.6M
Q1 24
$54.6M
Free Cash Flow
MDB
MDB
SGU
SGU
Q4 25
$141.8M
$-59.7M
Q3 25
$71.6M
Q2 25
$108.3M
Q1 25
$24.6M
Q4 24
$35.5M
Q3 24
$-2.4M
Q2 24
$63.1M
Q1 24
$51.9M
FCF Margin
MDB
MDB
SGU
SGU
Q4 25
22.6%
-11.1%
Q3 25
12.1%
Q2 25
19.7%
Q1 25
4.5%
Q4 24
6.7%
Q3 24
-0.5%
Q2 24
14.0%
Q1 24
11.3%
Capex Intensity
MDB
MDB
SGU
SGU
Q4 25
0.3%
0.8%
Q3 25
0.1%
Q2 25
0.3%
Q1 25
4.7%
Q4 24
0.4%
Q3 24
0.2%
Q2 24
0.1%
Q1 24
0.6%
Cash Conversion
MDB
MDB
SGU
SGU
Q4 25
-1.54×
Q3 25
Q2 25
Q1 25
3.19×
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

MDB
MDB

Mongo DB Atlas Related$470.4M75%
Other Subscription$138.7M22%
Services$19.2M3%

SGU
SGU

Home Heating Oil And Propane$372.6M69%
Motor Fuel And Other Petroleum Products$75.4M14%
Equipment Installations$39.6M7%
Equipment Maintenance Service Contracts$30.3M6%
Billable Call Services$21.4M4%

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