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

OP Bancorp is the larger business by last-quarter revenue ($24.3M vs $15.1M, roughly 1.6× Aterian, Inc.). On growth, OP Bancorp posted the faster year-over-year revenue change (13.7% vs -38.5%). OP Bancorp produced more free cash flow last quarter ($23.4M vs $-1.0M). Over the past eight quarters, OP Bancorp's revenue compounded faster (11.4% 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.

OP Bancorp is the bank holding company for Open Bank, a community-oriented commercial bank headquartered in California, United States. It provides a full range of banking solutions including deposit accounts, commercial real estate loans, small business financing, and consumer lending products, primarily catering to small and medium-sized enterprises, local immigrant communities, and retail clients across Southern California.

ATER vs OPBK — Head-to-Head

Bigger by revenue
OPBK
OPBK
1.6× larger
OPBK
$24.3M
$15.1M
ATER
Growing faster (revenue YoY)
OPBK
OPBK
+52.3% gap
OPBK
13.7%
-38.5%
ATER
More free cash flow
OPBK
OPBK
$24.4M more FCF
OPBK
$23.4M
$-1.0M
ATER
Faster 2-yr revenue CAGR
OPBK
OPBK
Annualised
OPBK
11.4%
-13.5%
ATER

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ATER
ATER
OPBK
OPBK
Revenue
$15.1M
$24.3M
Net Profit
$-7.9M
Gross Margin
56.1%
Operating Margin
-51.1%
39.2%
Net Margin
-52.5%
Revenue YoY
-38.5%
13.7%
Net Profit YoY
-512.2%
EPS (diluted)
$0.48

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
OPBK
OPBK
Q4 25
$15.1M
$24.3M
Q3 25
$19.0M
$24.5M
Q2 25
$19.5M
$23.7M
Q1 25
$15.4M
$22.2M
Q4 24
$24.6M
$21.3M
Q3 24
$26.2M
$20.7M
Q2 24
$28.0M
$20.4M
Q1 24
$20.2M
$19.6M
Net Profit
ATER
ATER
OPBK
OPBK
Q4 25
$-7.9M
Q3 25
$-2.3M
$6.7M
Q2 25
$-4.9M
$6.3M
Q1 25
$-3.9M
$5.6M
Q4 24
$-1.3M
Q3 24
$-1.8M
$5.4M
Q2 24
$-3.6M
$5.4M
Q1 24
$-5.2M
$5.2M
Gross Margin
ATER
ATER
OPBK
OPBK
Q4 25
56.1%
Q3 25
56.1%
Q2 25
54.3%
Q1 25
61.4%
Q4 24
63.4%
Q3 24
60.3%
Q2 24
60.4%
Q1 24
65.1%
Operating Margin
ATER
ATER
OPBK
OPBK
Q4 25
-51.1%
39.2%
Q3 25
-10.7%
39.5%
Q2 25
-23.1%
35.7%
Q1 25
-24.1%
34.6%
Q4 24
-6.5%
31.2%
Q3 24
-6.6%
36.5%
Q2 24
-11.5%
37.2%
Q1 24
-26.1%
37.1%
Net Margin
ATER
ATER
OPBK
OPBK
Q4 25
-52.5%
Q3 25
-12.0%
27.4%
Q2 25
-25.0%
26.7%
Q1 25
-25.4%
25.0%
Q4 24
-5.3%
Q3 24
-6.8%
26.2%
Q2 24
-13.0%
26.7%
Q1 24
-25.5%
26.7%
EPS (diluted)
ATER
ATER
OPBK
OPBK
Q4 25
$0.48
Q3 25
$0.45
Q2 25
$0.42
Q1 25
$0.37
Q4 24
$0.33
Q3 24
$0.36
Q2 24
$0.36
Q1 24
$0.34

Balance Sheet & Financial Strength

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

Metric
ATER
ATER
OPBK
OPBK
Cash + ST InvestmentsLiquidity on hand
$4.9M
$167.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$15.2M
$227.9M
Total Assets
$29.6M
$2.7B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATER
ATER
OPBK
OPBK
Q4 25
$4.9M
$167.3M
Q3 25
$7.6M
$166.7M
Q2 25
$10.5M
$205.4M
Q1 25
$14.3M
$198.9M
Q4 24
$18.0M
$134.9M
Q3 24
$16.1M
$166.8M
Q2 24
$20.3M
$127.7M
Q1 24
$17.5M
$139.2M
Stockholders' Equity
ATER
ATER
OPBK
OPBK
Q4 25
$15.2M
$227.9M
Q3 25
$22.6M
$221.5M
Q2 25
$24.3M
$213.7M
Q1 25
$27.0M
$210.1M
Q4 24
$30.0M
$205.0M
Q3 24
$30.6M
$203.6M
Q2 24
$30.9M
$195.9M
Q1 24
$33.0M
$194.7M
Total Assets
ATER
ATER
OPBK
OPBK
Q4 25
$29.6M
$2.7B
Q3 25
$40.1M
$2.6B
Q2 25
$45.4M
$2.6B
Q1 25
$49.8M
$2.5B
Q4 24
$49.5M
$2.4B
Q3 24
$52.1M
$2.4B
Q2 24
$59.9M
$2.3B
Q1 24
$55.7M
$2.2B

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
OPBK
OPBK
Operating Cash FlowLast quarter
$-1.0M
$26.2M
Free Cash FlowOCF − Capex
$-1.0M
$23.4M
FCF MarginFCF / Revenue
-6.9%
96.2%
Capex IntensityCapex / Revenue
0.0%
11.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$43.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATER
ATER
OPBK
OPBK
Q4 25
$-1.0M
$26.2M
Q3 25
$-1.6M
$23.9M
Q2 25
$-4.4M
$-7.0M
Q1 25
$-3.9M
$5.6M
Q4 24
$-9.0K
$31.2M
Q3 24
$-722.0K
$13.3M
Q2 24
$2.9M
$15.8M
Q1 24
$-6.0K
$-3.2M
Free Cash Flow
ATER
ATER
OPBK
OPBK
Q4 25
$-1.0M
$23.4M
Q3 25
$-1.6M
$23.4M
Q2 25
$-4.4M
$-7.7M
Q1 25
$4.2M
Q4 24
$29.7M
Q3 24
$12.8M
Q2 24
$2.9M
$15.7M
Q1 24
$-42.0K
$-3.2M
FCF Margin
ATER
ATER
OPBK
OPBK
Q4 25
-6.9%
96.2%
Q3 25
-8.4%
95.6%
Q2 25
-22.7%
-32.5%
Q1 25
19.0%
Q4 24
139.0%
Q3 24
61.5%
Q2 24
10.3%
77.0%
Q1 24
-0.2%
-16.6%
Capex Intensity
ATER
ATER
OPBK
OPBK
Q4 25
0.0%
11.5%
Q3 25
0.2%
2.3%
Q2 25
0.0%
3.0%
Q1 25
0.0%
6.4%
Q4 24
0.0%
7.3%
Q3 24
0.0%
2.8%
Q2 24
0.0%
0.4%
Q1 24
0.2%
0.5%
Cash Conversion
ATER
ATER
OPBK
OPBK
Q4 25
Q3 25
3.57×
Q2 25
-1.10×
Q1 25
1.02×
Q4 24
Q3 24
2.45×
Q2 24
2.90×
Q1 24
-0.60×

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%

OPBK
OPBK

Segment breakdown not available.

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