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

SIFCO INDUSTRIES INC is the larger business by last-quarter revenue ($24.0M vs $15.1M, roughly 1.6× Aterian, Inc.). SIFCO INDUSTRIES INC runs the higher net margin — 7.5% vs -52.5%, a 60.0% gap on every dollar of revenue. On growth, SIFCO INDUSTRIES INC posted the faster year-over-year revenue change (14.8% vs -38.5%). SIFCO INDUSTRIES INC produced more free cash flow last quarter ($8.0M vs $-1.0M). Over the past eight quarters, SIFCO INDUSTRIES INC's revenue compounded faster (8.1% 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.

SIFCO Industries, Inc. (SIFCO), is a global metal component manufacturer based in Cleveland, Ohio.

ATER vs SIF — Head-to-Head

Bigger by revenue
SIF
SIF
1.6× larger
SIF
$24.0M
$15.1M
ATER
Growing faster (revenue YoY)
SIF
SIF
+53.3% gap
SIF
14.8%
-38.5%
ATER
Higher net margin
SIF
SIF
60.0% more per $
SIF
7.5%
-52.5%
ATER
More free cash flow
SIF
SIF
$9.0M more FCF
SIF
$8.0M
$-1.0M
ATER
Faster 2-yr revenue CAGR
SIF
SIF
Annualised
SIF
8.1%
-13.5%
ATER

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ATER
ATER
SIF
SIF
Revenue
$15.1M
$24.0M
Net Profit
$-7.9M
$1.8M
Gross Margin
56.1%
21.6%
Operating Margin
-51.1%
10.7%
Net Margin
-52.5%
7.5%
Revenue YoY
-38.5%
14.8%
Net Profit YoY
-512.2%
177.3%
EPS (diluted)
$0.29

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
SIF
SIF
Q4 25
$15.1M
$24.0M
Q3 25
$19.0M
$22.8M
Q2 25
$19.5M
$22.1M
Q1 25
$15.4M
$19.0M
Q4 24
$24.6M
$20.9M
Q3 24
$26.2M
$21.7M
Q2 24
$28.0M
$22.0M
Q1 24
$20.2M
$20.5M
Net Profit
ATER
ATER
SIF
SIF
Q4 25
$-7.9M
$1.8M
Q3 25
$-2.3M
$-429.0K
Q2 25
$-4.9M
$3.4M
Q1 25
$-3.9M
$-1.4M
Q4 24
$-1.3M
$-2.3M
Q3 24
$-1.8M
$-443.0K
Q2 24
$-3.6M
$72.0K
Q1 24
$-5.2M
$-1.6M
Gross Margin
ATER
ATER
SIF
SIF
Q4 25
56.1%
21.6%
Q3 25
56.1%
9.6%
Q2 25
54.3%
26.7%
Q1 25
61.4%
8.3%
Q4 24
63.4%
4.4%
Q3 24
60.3%
10.7%
Q2 24
60.4%
12.3%
Q1 24
65.1%
7.3%
Operating Margin
ATER
ATER
SIF
SIF
Q4 25
-51.1%
10.7%
Q3 25
-10.7%
-1.7%
Q2 25
-23.1%
14.8%
Q1 25
-24.1%
-4.1%
Q4 24
-6.5%
-9.2%
Q3 24
-6.6%
-1.5%
Q2 24
-11.5%
0.7%
Q1 24
-26.1%
-6.5%
Net Margin
ATER
ATER
SIF
SIF
Q4 25
-52.5%
7.5%
Q3 25
-12.0%
-1.9%
Q2 25
-25.0%
15.4%
Q1 25
-25.4%
-7.3%
Q4 24
-5.3%
-11.1%
Q3 24
-6.8%
-2.0%
Q2 24
-13.0%
0.3%
Q1 24
-25.5%
-7.8%
EPS (diluted)
ATER
ATER
SIF
SIF
Q4 25
$0.29
Q3 25
$-0.07
Q2 25
$0.56
Q1 25
$-0.23
Q4 24
$-0.38
Q3 24
$-0.07
Q2 24
$0.01
Q1 24
$-0.27

Balance Sheet & Financial Strength

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

Metric
ATER
ATER
SIF
SIF
Cash + ST InvestmentsLiquidity on hand
$4.9M
$1.1M
Total DebtLower is stronger
$39.0K
Stockholders' EquityBook value
$15.2M
$38.7M
Total Assets
$29.6M
$74.9M
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATER
ATER
SIF
SIF
Q4 25
$4.9M
$1.1M
Q3 25
$7.6M
$491.0K
Q2 25
$10.5M
$2.0M
Q1 25
$14.3M
$1.9M
Q4 24
$18.0M
$3.1M
Q3 24
$16.1M
$1.7M
Q2 24
$20.3M
$3.4M
Q1 24
$17.5M
$2.5M
Total Debt
ATER
ATER
SIF
SIF
Q4 25
$39.0K
Q3 25
$51.0K
Q2 25
Q1 25
Q4 24
Q3 24
$0
Q2 24
$3.6M
Q1 24
$4.1M
Stockholders' Equity
ATER
ATER
SIF
SIF
Q4 25
$15.2M
$38.7M
Q3 25
$22.6M
$36.9M
Q2 25
$24.3M
$35.8M
Q1 25
$27.0M
$32.4M
Q4 24
$30.0M
$33.7M
Q3 24
$30.6M
$30.4M
Q2 24
$30.9M
$29.8M
Q1 24
$33.0M
$29.7M
Total Assets
ATER
ATER
SIF
SIF
Q4 25
$29.6M
$74.9M
Q3 25
$40.1M
$73.4M
Q2 25
$45.4M
$77.3M
Q1 25
$49.8M
$78.8M
Q4 24
$49.5M
$81.0M
Q3 24
$52.1M
$104.6M
Q2 24
$59.9M
$106.3M
Q1 24
$55.7M
$104.2M
Debt / Equity
ATER
ATER
SIF
SIF
Q4 25
0.00×
Q3 25
0.00×
Q2 25
Q1 25
Q4 24
Q3 24
0.00×
Q2 24
0.12×
Q1 24
0.14×

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
SIF
SIF
Operating Cash FlowLast quarter
$-1.0M
$8.1M
Free Cash FlowOCF − Capex
$-1.0M
$8.0M
FCF MarginFCF / Revenue
-6.9%
33.3%
Capex IntensityCapex / Revenue
0.0%
0.4%
Cash ConversionOCF / Net Profit
4.51×
TTM Free Cash FlowTrailing 4 quarters
$11.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATER
ATER
SIF
SIF
Q4 25
$-1.0M
$8.1M
Q3 25
$-1.6M
$726.0K
Q2 25
$-4.4M
$371.0K
Q1 25
$-3.9M
$2.8M
Q4 24
$-9.0K
$-3.8M
Q3 24
$-722.0K
$857.0K
Q2 24
$2.9M
$382.0K
Q1 24
$-6.0K
$-3.2M
Free Cash Flow
ATER
ATER
SIF
SIF
Q4 25
$-1.0M
$8.0M
Q3 25
$-1.6M
$566.0K
Q2 25
$-4.4M
$310.0K
Q1 25
$2.7M
Q4 24
$-3.9M
Q3 24
$580.0K
Q2 24
$2.9M
$-175.0K
Q1 24
$-42.0K
$-3.9M
FCF Margin
ATER
ATER
SIF
SIF
Q4 25
-6.9%
33.3%
Q3 25
-8.4%
2.5%
Q2 25
-22.7%
1.4%
Q1 25
14.1%
Q4 24
-18.8%
Q3 24
2.7%
Q2 24
10.3%
-0.8%
Q1 24
-0.2%
-18.9%
Capex Intensity
ATER
ATER
SIF
SIF
Q4 25
0.0%
0.4%
Q3 25
0.2%
0.7%
Q2 25
0.0%
0.3%
Q1 25
0.0%
0.8%
Q4 24
0.0%
0.5%
Q3 24
0.0%
1.3%
Q2 24
0.0%
2.5%
Q1 24
0.2%
3.3%
Cash Conversion
ATER
ATER
SIF
SIF
Q4 25
4.51×
Q3 25
Q2 25
0.11×
Q1 25
Q4 24
Q3 24
Q2 24
5.31×
Q1 24

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%

SIF
SIF

Fixed Wing Aircraft Revenue$10.5M44%
Commercial Revenue$8.7M36%
Commercial Product And Other Revenue$2.8M12%
Commercial Space$1.1M5%
Other$840.0K4%

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