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Side-by-side financial comparison of KELLY SERVICES INC (KELYA) and MongoDB, Inc. (MDB). Click either name above to swap in a different company.

KELLY SERVICES INC is the larger business by last-quarter revenue ($1.2B vs $628.3M, roughly 1.9× MongoDB, Inc.). On growth, MongoDB, Inc. posted the faster year-over-year revenue change (18.7% vs -3.3%). MongoDB, Inc. produced more free cash flow last quarter ($141.8M vs $13.0M). Over the past eight quarters, MongoDB, Inc.'s revenue compounded faster (17.1% CAGR vs -3.1%).

Kelly Services, Inc. is an American multinational office staffing company. The company places employees at all levels in various sectors including financial services, information technology, and law. Also, its professional services include human resource and management consulting, outsourcing, recruitment, career transition, and vendor management. Kelly Services was founded by William Russell Kelly in 1946 and is headquartered in Troy, Michigan.

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.

KELYA vs MDB — Head-to-Head

Bigger by revenue
KELYA
KELYA
1.9× larger
KELYA
$1.2B
$628.3M
MDB
Growing faster (revenue YoY)
MDB
MDB
+22.0% gap
MDB
18.7%
-3.3%
KELYA
More free cash flow
MDB
MDB
$128.8M more FCF
MDB
$141.8M
$13.0M
KELYA
Faster 2-yr revenue CAGR
MDB
MDB
Annualised
MDB
17.1%
-3.1%
KELYA

Income Statement — Q4 FY2024 vs Q3 FY2026

Metric
KELYA
KELYA
MDB
MDB
Revenue
$1.2B
$628.3M
Net Profit
$-2.0M
Gross Margin
20.3%
71.5%
Operating Margin
-4.8%
-2.9%
Net Margin
-0.3%
Revenue YoY
-3.3%
18.7%
Net Profit YoY
79.5%
EPS (diluted)
$-0.86

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
KELYA
KELYA
MDB
MDB
Q4 25
$628.3M
Q3 25
$591.4M
Q2 25
$549.0M
Q1 25
$548.4M
Q4 24
$1.2B
$529.4M
Q3 24
$1.0B
$478.1M
Q2 24
$1.1B
$450.6M
Q1 24
$1.0B
$458.0M
Net Profit
KELYA
KELYA
MDB
MDB
Q4 25
$-2.0M
Q3 25
$-47.0M
Q2 25
$-37.6M
Q1 25
$15.8M
Q4 24
$-9.8M
Q3 24
$800.0K
$-54.5M
Q2 24
$4.6M
$-80.6M
Q1 24
$25.8M
$-55.5M
Gross Margin
KELYA
KELYA
MDB
MDB
Q4 25
71.5%
Q3 25
71.0%
Q2 25
71.2%
Q1 25
72.8%
Q4 24
20.3%
74.4%
Q3 24
21.4%
73.2%
Q2 24
20.2%
72.8%
Q1 24
19.7%
75.0%
Operating Margin
KELYA
KELYA
MDB
MDB
Q4 25
-2.9%
Q3 25
-11.0%
Q2 25
-9.8%
Q1 25
-3.4%
Q4 24
-4.8%
-5.3%
Q3 24
0.3%
-14.9%
Q2 24
1.2%
-21.8%
Q1 24
2.6%
-15.5%
Net Margin
KELYA
KELYA
MDB
MDB
Q4 25
-0.3%
Q3 25
-8.0%
Q2 25
-6.9%
Q1 25
2.9%
Q4 24
-1.8%
Q3 24
0.1%
-11.4%
Q2 24
0.4%
-17.9%
Q1 24
2.5%
-12.1%
EPS (diluted)
KELYA
KELYA
MDB
MDB
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$-0.86
Q3 24
$0.02
Q2 24
$0.12
Q1 24
$0.70

Balance Sheet & Financial Strength

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

Metric
KELYA
KELYA
MDB
MDB
Cash + ST InvestmentsLiquidity on hand
$39.0M
$834.1M
Total DebtLower is stronger
$239.4M
Stockholders' EquityBook value
$1.2B
$2.9B
Total Assets
$2.6B
$3.6B
Debt / EquityLower = less leverage
0.19×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KELYA
KELYA
MDB
MDB
Q4 25
$834.1M
Q3 25
$647.1M
Q2 25
$657.8M
Q1 25
$490.1M
Q4 24
$39.0M
$673.1M
Q3 24
$32.8M
$1.3B
Q2 24
$38.2M
$815.7M
Q1 24
$200.7M
$803.0M
Total Debt
KELYA
KELYA
MDB
MDB
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$239.4M
Q3 24
$228.2M
Q2 24
$210.4M
Q1 24
Stockholders' Equity
KELYA
KELYA
MDB
MDB
Q4 25
$2.9B
Q3 25
$2.9B
Q2 25
$3.0B
Q1 25
$2.8B
Q4 24
$1.2B
$1.5B
Q3 24
$1.3B
$1.4B
Q2 24
$1.3B
$1.3B
Q1 24
$1.3B
$1.1B
Total Assets
KELYA
KELYA
MDB
MDB
Q4 25
$3.6B
Q3 25
$3.5B
Q2 25
$3.6B
Q1 25
$3.4B
Q4 24
$2.6B
$3.2B
Q3 24
$2.7B
$3.1B
Q2 24
$2.6B
$3.0B
Q1 24
$2.4B
$2.9B
Debt / Equity
KELYA
KELYA
MDB
MDB
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
0.19×
Q3 24
0.18×
Q2 24
0.16×
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
KELYA
KELYA
MDB
MDB
Operating Cash FlowLast quarter
$15.0M
$143.5M
Free Cash FlowOCF − Capex
$13.0M
$141.8M
FCF MarginFCF / Revenue
1.1%
22.6%
Capex IntensityCapex / Revenue
0.2%
0.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$15.8M
$346.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KELYA
KELYA
MDB
MDB
Q4 25
$143.5M
Q3 25
$72.1M
Q2 25
$109.9M
Q1 25
$50.5M
Q4 24
$15.0M
$37.4M
Q3 24
$-20.3M
$-1.4M
Q2 24
$57.7M
$63.6M
Q1 24
$-25.5M
$54.6M
Free Cash Flow
KELYA
KELYA
MDB
MDB
Q4 25
$141.8M
Q3 25
$71.6M
Q2 25
$108.3M
Q1 25
$24.6M
Q4 24
$13.0M
$35.5M
Q3 24
$-22.7M
$-2.4M
Q2 24
$54.7M
$63.1M
Q1 24
$-29.2M
$51.9M
FCF Margin
KELYA
KELYA
MDB
MDB
Q4 25
22.6%
Q3 25
12.1%
Q2 25
19.7%
Q1 25
4.5%
Q4 24
1.1%
6.7%
Q3 24
-2.2%
-0.5%
Q2 24
5.2%
14.0%
Q1 24
-2.8%
11.3%
Capex Intensity
KELYA
KELYA
MDB
MDB
Q4 25
0.3%
Q3 25
0.1%
Q2 25
0.3%
Q1 25
4.7%
Q4 24
0.2%
0.4%
Q3 24
0.2%
0.2%
Q2 24
0.3%
0.1%
Q1 24
0.4%
0.6%
Cash Conversion
KELYA
KELYA
MDB
MDB
Q4 25
Q3 25
Q2 25
Q1 25
3.19×
Q4 24
Q3 24
-25.38×
Q2 24
12.54×
Q1 24
-0.99×

Financial Flow Comparison

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

Revenue Breakdown by Segment

KELYA
KELYA

Science Engineering Technology$295.8M25%
Education$293.1M25%
Staffing Services$237.7M20%
Other$138.8M12%
Talent Solutions$120.5M10%
Outcome Based Services$103.6M9%
Permanent Placement$1.6M0%

MDB
MDB

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

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