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

PRO DEX INC is the larger business by last-quarter revenue ($18.7M vs $15.1M, roughly 1.2× Aterian, Inc.). PRO DEX INC runs the higher net margin — 11.7% vs -52.5%, a 64.2% gap on every dollar of revenue. On growth, PRO DEX INC posted the faster year-over-year revenue change (11.1% vs -38.5%). PRO DEX INC produced more free cash flow last quarter ($3.5M vs $-1.0M). Over the past eight quarters, PRO DEX INC's revenue compounded faster (14.3% 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.

Pro Dex Inc is a precision manufacturing enterprise that produces custom machined components, subassemblies and finished products primarily for medical device original equipment manufacturers, as well as clients in the aerospace and industrial sectors, with its core operating market covering North America.

ATER vs PDEX — Head-to-Head

Bigger by revenue
PDEX
PDEX
1.2× larger
PDEX
$18.7M
$15.1M
ATER
Growing faster (revenue YoY)
PDEX
PDEX
+49.6% gap
PDEX
11.1%
-38.5%
ATER
Higher net margin
PDEX
PDEX
64.2% more per $
PDEX
11.7%
-52.5%
ATER
More free cash flow
PDEX
PDEX
$4.5M more FCF
PDEX
$3.5M
$-1.0M
ATER
Faster 2-yr revenue CAGR
PDEX
PDEX
Annualised
PDEX
14.3%
-13.5%
ATER

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
ATER
ATER
PDEX
PDEX
Revenue
$15.1M
$18.7M
Net Profit
$-7.9M
$2.2M
Gross Margin
56.1%
30.8%
Operating Margin
-51.1%
17.5%
Net Margin
-52.5%
11.7%
Revenue YoY
-38.5%
11.1%
Net Profit YoY
-512.2%
7.2%
EPS (diluted)
$0.66

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
PDEX
PDEX
Q4 25
$15.1M
$18.7M
Q3 25
$19.0M
$18.5M
Q2 25
$19.5M
$17.5M
Q1 25
$15.4M
$17.4M
Q4 24
$24.6M
$16.8M
Q3 24
$26.2M
$14.9M
Q2 24
$28.0M
$15.0M
Q1 24
$20.2M
$14.3M
Net Profit
ATER
ATER
PDEX
PDEX
Q4 25
$-7.9M
$2.2M
Q3 25
$-2.3M
$4.7M
Q2 25
$-4.9M
$1.2M
Q1 25
$-3.9M
$3.3M
Q4 24
$-1.3M
$2.0M
Q3 24
$-1.8M
$2.5M
Q2 24
$-3.6M
$1.6M
Q1 24
$-5.2M
$655.0K
Gross Margin
ATER
ATER
PDEX
PDEX
Q4 25
56.1%
30.8%
Q3 25
56.1%
29.0%
Q2 25
54.3%
19.9%
Q1 25
61.4%
33.3%
Q4 24
63.4%
30.2%
Q3 24
60.3%
34.6%
Q2 24
60.4%
27.2%
Q1 24
65.1%
28.0%
Operating Margin
ATER
ATER
PDEX
PDEX
Q4 25
-51.1%
17.5%
Q3 25
-10.7%
16.8%
Q2 25
-23.1%
7.7%
Q1 25
-24.1%
20.9%
Q4 24
-6.5%
16.0%
Q3 24
-6.6%
20.2%
Q2 24
-11.5%
15.6%
Q1 24
-26.1%
15.5%
Net Margin
ATER
ATER
PDEX
PDEX
Q4 25
-52.5%
11.7%
Q3 25
-12.0%
25.3%
Q2 25
-25.0%
6.8%
Q1 25
-25.4%
18.8%
Q4 24
-5.3%
12.1%
Q3 24
-6.8%
16.6%
Q2 24
-13.0%
10.6%
Q1 24
-25.5%
4.6%
EPS (diluted)
ATER
ATER
PDEX
PDEX
Q4 25
$0.66
Q3 25
$1.40
Q2 25
$0.33
Q1 25
$0.98
Q4 24
$0.61
Q3 24
$0.75
Q2 24
$0.44
Q1 24
$0.19

Balance Sheet & Financial Strength

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

Metric
ATER
ATER
PDEX
PDEX
Cash + ST InvestmentsLiquidity on hand
$4.9M
$6.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$15.2M
$41.6M
Total Assets
$29.6M
$62.3M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATER
ATER
PDEX
PDEX
Q4 25
$4.9M
$6.1M
Q3 25
$7.6M
$10.1M
Q2 25
$10.5M
$6.8M
Q1 25
$14.3M
$5.5M
Q4 24
$18.0M
$4.7M
Q3 24
$16.1M
$7.8M
Q2 24
$20.3M
$6.8M
Q1 24
$17.5M
$7.8M
Total Debt
ATER
ATER
PDEX
PDEX
Q4 25
Q3 25
Q2 25
$15.4M
Q1 25
Q4 24
Q3 24
Q2 24
$12.0M
Q1 24
Stockholders' Equity
ATER
ATER
PDEX
PDEX
Q4 25
$15.2M
$41.6M
Q3 25
$22.6M
$41.5M
Q2 25
$24.3M
$36.6M
Q1 25
$27.0M
$35.3M
Q4 24
$30.0M
$31.8M
Q3 24
$30.6M
$30.9M
Q2 24
$30.9M
$30.9M
Q1 24
$33.0M
$30.9M
Total Assets
ATER
ATER
PDEX
PDEX
Q4 25
$29.6M
$62.3M
Q3 25
$40.1M
$64.3M
Q2 25
$45.4M
$61.2M
Q1 25
$49.8M
$64.3M
Q4 24
$49.5M
$60.4M
Q3 24
$52.1M
$54.3M
Q2 24
$59.9M
$52.5M
Q1 24
$55.7M
$50.5M
Debt / Equity
ATER
ATER
PDEX
PDEX
Q4 25
Q3 25
Q2 25
0.42×
Q1 25
Q4 24
Q3 24
Q2 24
0.39×
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
ATER
ATER
PDEX
PDEX
Operating Cash FlowLast quarter
$-1.0M
$3.6M
Free Cash FlowOCF − Capex
$-1.0M
$3.5M
FCF MarginFCF / Revenue
-6.9%
18.8%
Capex IntensityCapex / Revenue
0.0%
0.4%
Cash ConversionOCF / Net Profit
1.63×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATER
ATER
PDEX
PDEX
Q4 25
$-1.0M
$3.6M
Q3 25
$-1.6M
$2.3M
Q2 25
$-4.4M
$-173.0K
Q1 25
$-3.9M
$754.0K
Q4 24
$-9.0K
$-4.2M
Q3 24
$-722.0K
$1.9M
Q2 24
$2.9M
$1.0M
Q1 24
$-6.0K
$4.1M
Free Cash Flow
ATER
ATER
PDEX
PDEX
Q4 25
$-1.0M
$3.5M
Q3 25
$-1.6M
$2.2M
Q2 25
$-4.4M
Q1 25
$574.0K
Q4 24
$-4.7M
Q3 24
$1.5M
Q2 24
$2.9M
Q1 24
$-42.0K
$4.0M
FCF Margin
ATER
ATER
PDEX
PDEX
Q4 25
-6.9%
18.8%
Q3 25
-8.4%
11.9%
Q2 25
-22.7%
Q1 25
3.3%
Q4 24
-27.9%
Q3 24
9.8%
Q2 24
10.3%
Q1 24
-0.2%
27.7%
Capex Intensity
ATER
ATER
PDEX
PDEX
Q4 25
0.0%
0.4%
Q3 25
0.2%
0.5%
Q2 25
0.0%
Q1 25
0.0%
1.0%
Q4 24
0.0%
3.2%
Q3 24
0.0%
2.9%
Q2 24
0.0%
Q1 24
0.2%
0.8%
Cash Conversion
ATER
ATER
PDEX
PDEX
Q4 25
1.63×
Q3 25
0.49×
Q2 25
-0.14×
Q1 25
0.23×
Q4 24
-2.03×
Q3 24
0.77×
Q2 24
0.66×
Q1 24
6.22×

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%

PDEX
PDEX

Segment breakdown not available.

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