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Side-by-side financial comparison of Aterian, Inc. (ATER) and CSP INC (CSPI). Click either name above to swap in a different company.

Aterian, Inc. is the larger business by last-quarter revenue ($15.1M vs $12.0M, roughly 1.3× CSP INC). CSP INC runs the higher net margin — 0.8% vs -52.5%, a 53.3% gap on every dollar of revenue. On growth, CSP INC posted the faster year-over-year revenue change (-23.2% vs -38.5%). Aterian, Inc. produced more free cash flow last quarter ($-1.0M vs $-3.0M). Over the past eight quarters, CSP INC's revenue compounded faster (-6.3% CAGR vs -13.5%).

Aterian, Inc. is a technology-enabled consumer products company that leverages artificial intelligence and data analytics to identify market demand, develop, source and distribute a wide portfolio of affordable goods spanning home improvement, wellness, personal care, pet supplies and outdoor recreation. It primarily sells its products through leading global e-commerce platforms, with core markets covering North America and Europe.

CSP Inc. is a U.S.-based technology firm offering cybersecurity solutions, managed IT services, high-performance computing systems, and IT consulting support. It serves enterprises across healthcare, finance, manufacturing, and public sectors in North America and select global markets.

ATER vs CSPI — Head-to-Head

Bigger by revenue
ATER
ATER
1.3× larger
ATER
$15.1M
$12.0M
CSPI
Growing faster (revenue YoY)
CSPI
CSPI
+15.3% gap
CSPI
-23.2%
-38.5%
ATER
Higher net margin
CSPI
CSPI
53.3% more per $
CSPI
0.8%
-52.5%
ATER
More free cash flow
ATER
ATER
$2.0M more FCF
ATER
$-1.0M
$-3.0M
CSPI
Faster 2-yr revenue CAGR
CSPI
CSPI
Annualised
CSPI
-6.3%
-13.5%
ATER

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ATER
ATER
CSPI
CSPI
Revenue
$15.1M
$12.0M
Net Profit
$-7.9M
$91.0K
Gross Margin
56.1%
39.3%
Operating Margin
-51.1%
-0.9%
Net Margin
-52.5%
0.8%
Revenue YoY
-38.5%
-23.2%
Net Profit YoY
-512.2%
-80.7%
EPS (diluted)
$0.01

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
ATER
ATER
CSPI
CSPI
Q4 25
$15.1M
$12.0M
Q3 25
$19.0M
$14.5M
Q2 25
$19.5M
$15.4M
Q1 25
$15.4M
$13.1M
Q4 24
$24.6M
$15.7M
Q3 24
$26.2M
$13.0M
Q2 24
$28.0M
$13.1M
Q1 24
$20.2M
$13.7M
Net Profit
ATER
ATER
CSPI
CSPI
Q4 25
$-7.9M
$91.0K
Q3 25
$-2.3M
$-191.0K
Q2 25
$-4.9M
$-264.0K
Q1 25
$-3.9M
$-108.0K
Q4 24
$-1.3M
$472.0K
Q3 24
$-1.8M
$-1.7M
Q2 24
$-3.6M
$-185.0K
Q1 24
$-5.2M
$1.6M
Gross Margin
ATER
ATER
CSPI
CSPI
Q4 25
56.1%
39.3%
Q3 25
56.1%
36.6%
Q2 25
54.3%
28.8%
Q1 25
61.4%
32.0%
Q4 24
63.4%
29.1%
Q3 24
60.3%
28.4%
Q2 24
60.4%
35.0%
Q1 24
65.1%
47.3%
Operating Margin
ATER
ATER
CSPI
CSPI
Q4 25
-51.1%
-0.9%
Q3 25
-10.7%
-3.7%
Q2 25
-23.1%
-7.9%
Q1 25
-24.1%
-7.6%
Q4 24
-6.5%
-2.3%
Q3 24
-6.6%
-15.7%
Q2 24
-11.5%
-5.5%
Q1 24
-26.1%
9.0%
Net Margin
ATER
ATER
CSPI
CSPI
Q4 25
-52.5%
0.8%
Q3 25
-12.0%
-1.3%
Q2 25
-25.0%
-1.7%
Q1 25
-25.4%
-0.8%
Q4 24
-5.3%
3.0%
Q3 24
-6.8%
-12.7%
Q2 24
-13.0%
-1.4%
Q1 24
-25.5%
11.6%
EPS (diluted)
ATER
ATER
CSPI
CSPI
Q4 25
$0.01
Q3 25
$-0.02
Q2 25
$-0.03
Q1 25
$-0.01
Q4 24
$0.05
Q3 24
$-0.17
Q2 24
$-0.02
Q1 24
$0.16

Balance Sheet & Financial Strength

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

Metric
ATER
ATER
CSPI
CSPI
Cash + ST InvestmentsLiquidity on hand
$4.9M
$24.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$15.2M
$44.8M
Total Assets
$29.6M
$69.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATER
ATER
CSPI
CSPI
Q4 25
$4.9M
$24.9M
Q3 25
$7.6M
$27.4M
Q2 25
$10.5M
$26.3M
Q1 25
$14.3M
$29.5M
Q4 24
$18.0M
$30.7M
Q3 24
$16.1M
$30.6M
Q2 24
$20.3M
$28.9M
Q1 24
$17.5M
$27.1M
Stockholders' Equity
ATER
ATER
CSPI
CSPI
Q4 25
$15.2M
$44.8M
Q3 25
$22.6M
$44.6M
Q2 25
$24.3M
$47.5M
Q1 25
$27.0M
$47.5M
Q4 24
$30.0M
$47.5M
Q3 24
$30.6M
$47.3M
Q2 24
$30.9M
$48.1M
Q1 24
$33.0M
$48.2M
Total Assets
ATER
ATER
CSPI
CSPI
Q4 25
$29.6M
$69.2M
Q3 25
$40.1M
$71.2M
Q2 25
$45.4M
$66.8M
Q1 25
$49.8M
$67.1M
Q4 24
$49.5M
$67.5M
Q3 24
$52.1M
$69.4M
Q2 24
$59.9M
$66.8M
Q1 24
$55.7M
$64.2M

Cash Flow & Capital Efficiency

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

Metric
ATER
ATER
CSPI
CSPI
Operating Cash FlowLast quarter
$-1.0M
$-2.9M
Free Cash FlowOCF − Capex
$-1.0M
$-3.0M
FCF MarginFCF / Revenue
-6.9%
-25.1%
Capex IntensityCapex / Revenue
0.0%
0.9%
Cash ConversionOCF / Net Profit
-32.04×
TTM Free Cash FlowTrailing 4 quarters
$-2.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATER
ATER
CSPI
CSPI
Q4 25
$-1.0M
$-2.9M
Q3 25
$-1.6M
$1.9M
Q2 25
$-4.4M
$-3.3M
Q1 25
$-3.9M
$1.9M
Q4 24
$-9.0K
$1.7M
Q3 24
$-722.0K
$-1.5M
Q2 24
$2.9M
$2.4M
Q1 24
$-6.0K
$1.7M
Free Cash Flow
ATER
ATER
CSPI
CSPI
Q4 25
$-1.0M
$-3.0M
Q3 25
$-1.6M
$1.7M
Q2 25
$-4.4M
$-3.3M
Q1 25
$1.9M
Q4 24
$1.7M
Q3 24
$-1.5M
Q2 24
$2.9M
$2.4M
Q1 24
$-42.0K
$1.6M
FCF Margin
ATER
ATER
CSPI
CSPI
Q4 25
-6.9%
-25.1%
Q3 25
-8.4%
11.5%
Q2 25
-22.7%
-21.7%
Q1 25
14.5%
Q4 24
10.8%
Q3 24
-11.7%
Q2 24
10.3%
17.9%
Q1 24
-0.2%
11.9%
Capex Intensity
ATER
ATER
CSPI
CSPI
Q4 25
0.0%
0.9%
Q3 25
0.2%
1.6%
Q2 25
0.0%
0.4%
Q1 25
0.0%
0.1%
Q4 24
0.0%
0.3%
Q3 24
0.0%
0.1%
Q2 24
0.0%
0.3%
Q1 24
0.2%
0.1%
Cash Conversion
ATER
ATER
CSPI
CSPI
Q4 25
-32.04×
Q3 25
Q2 25
Q1 25
Q4 24
3.69×
Q3 24
Q2 24
Q1 24
1.04×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ATER
ATER

Sales Channel Directly To Consumer$13.1M87%
Heating Cooling And Air Quality$2.1M14%

CSPI
CSPI

Products$6.7M56%
Services$5.3M44%

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