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Side-by-side financial comparison of Hour Loop, Inc (HOUR) and PDF SOLUTIONS INC (PDFS). Click either name above to swap in a different company.

PDF SOLUTIONS INC is the larger business by last-quarter revenue ($62.4M vs $56.1M, roughly 1.1× Hour Loop, Inc). PDF SOLUTIONS INC runs the higher net margin — -0.1% vs -1.2%, a 1.1% gap on every dollar of revenue. On growth, PDF SOLUTIONS INC posted the faster year-over-year revenue change (24.6% vs 3.0%). PDF SOLUTIONS INC produced more free cash flow last quarter ($7.5M vs $3.0M). Over the past eight quarters, Hour Loop, Inc's revenue compounded faster (50.7% CAGR vs 22.9%).

Hour Loop, Inc. is an e-commerce retail company that offers a diverse portfolio of products including home goods, apparel, toys, electronics accessories, and daily consumer essentials. It primarily operates through leading third-party online marketplaces, with its core customer base concentrated in North America, focusing on delivering affordable, high-value daily products to mass consumers.

PDF Solutions, Inc. is an American multinational software and engineering services company based in Santa Clara, California. The company is listed in the Nasdaq stock exchange under the ticker symbol PDFS.

HOUR vs PDFS — Head-to-Head

Bigger by revenue
PDFS
PDFS
1.1× larger
PDFS
$62.4M
$56.1M
HOUR
Growing faster (revenue YoY)
PDFS
PDFS
+21.6% gap
PDFS
24.6%
3.0%
HOUR
Higher net margin
PDFS
PDFS
1.1% more per $
PDFS
-0.1%
-1.2%
HOUR
More free cash flow
PDFS
PDFS
$4.6M more FCF
PDFS
$7.5M
$3.0M
HOUR
Faster 2-yr revenue CAGR
HOUR
HOUR
Annualised
HOUR
50.7%
22.9%
PDFS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
HOUR
HOUR
PDFS
PDFS
Revenue
$56.1M
$62.4M
Net Profit
$-657.3K
$-48.0K
Gross Margin
49.6%
72.9%
Operating Margin
-1.5%
5.5%
Net Margin
-1.2%
-0.1%
Revenue YoY
3.0%
24.6%
Net Profit YoY
57.0%
-108.9%
EPS (diluted)
$-0.02
$0.00

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
HOUR
HOUR
PDFS
PDFS
Q4 25
$56.1M
$62.4M
Q3 25
$33.4M
$57.1M
Q2 25
$27.1M
$51.7M
Q1 25
$25.8M
$47.8M
Q4 24
$54.4M
$50.1M
Q3 24
$31.1M
$46.4M
Q2 24
$28.1M
$41.7M
Q1 24
$24.7M
$41.3M
Net Profit
HOUR
HOUR
PDFS
PDFS
Q4 25
$-657.3K
$-48.0K
Q3 25
$530.6K
$1.3M
Q2 25
$1.2M
$1.1M
Q1 25
$654.5K
$-3.0M
Q4 24
$-1.5M
$539.0K
Q3 24
$469.6K
$2.2M
Q2 24
$649.1K
$1.7M
Q1 24
$1.1M
$-393.0K
Gross Margin
HOUR
HOUR
PDFS
PDFS
Q4 25
49.6%
72.9%
Q3 25
51.4%
72.3%
Q2 25
57.2%
71.2%
Q1 25
54.7%
72.9%
Q4 24
45.7%
68.3%
Q3 24
54.8%
73.1%
Q2 24
55.7%
70.6%
Q1 24
58.6%
67.3%
Operating Margin
HOUR
HOUR
PDFS
PDFS
Q4 25
-1.5%
5.5%
Q3 25
2.2%
8.5%
Q2 25
6.0%
2.2%
Q1 25
3.6%
-7.4%
Q4 24
-4.5%
1.0%
Q3 24
2.3%
4.6%
Q2 24
3.3%
0.6%
Q1 24
6.2%
-4.7%
Net Margin
HOUR
HOUR
PDFS
PDFS
Q4 25
-1.2%
-0.1%
Q3 25
1.6%
2.3%
Q2 25
4.3%
2.2%
Q1 25
2.5%
-6.3%
Q4 24
-2.8%
1.1%
Q3 24
1.5%
4.8%
Q2 24
2.3%
4.1%
Q1 24
4.3%
-1.0%
EPS (diluted)
HOUR
HOUR
PDFS
PDFS
Q4 25
$-0.02
$0.00
Q3 25
$0.01
$0.03
Q2 25
$0.04
$0.03
Q1 25
$0.02
$-0.08
Q4 24
$-0.04
$0.01
Q3 24
$0.01
$0.06
Q2 24
$0.02
$0.04
Q1 24
$0.03
$-0.01

Balance Sheet & Financial Strength

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

Metric
HOUR
HOUR
PDFS
PDFS
Cash + ST InvestmentsLiquidity on hand
$42.2M
Total DebtLower is stronger
$67.0M
Stockholders' EquityBook value
$7.0M
$271.0M
Total Assets
$23.8M
$418.7M
Debt / EquityLower = less leverage
0.25×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HOUR
HOUR
PDFS
PDFS
Q4 25
$42.2M
Q3 25
$35.9M
Q2 25
$40.4M
Q1 25
$54.1M
Q4 24
$114.9M
Q3 24
$120.2M
Q2 24
$117.9M
Q1 24
$2.9M
$122.9M
Total Debt
HOUR
HOUR
PDFS
PDFS
Q4 25
$67.0M
Q3 25
$67.6M
Q2 25
$68.1M
Q1 25
$68.7M
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
HOUR
HOUR
PDFS
PDFS
Q4 25
$7.0M
$271.0M
Q3 25
$7.7M
$264.4M
Q2 25
$7.2M
$257.5M
Q1 25
$5.8M
$249.0M
Q4 24
$5.2M
$246.0M
Q3 24
$6.7M
$240.5M
Q2 24
$6.2M
$232.2M
Q1 24
$5.5M
$225.4M
Total Assets
HOUR
HOUR
PDFS
PDFS
Q4 25
$23.8M
$418.7M
Q3 25
$31.6M
$406.4M
Q2 25
$23.0M
$391.1M
Q1 25
$19.1M
$390.0M
Q4 24
$20.0M
$315.3M
Q3 24
$32.4M
$307.4M
Q2 24
$20.2M
$298.0M
Q1 24
$16.7M
$286.8M
Debt / Equity
HOUR
HOUR
PDFS
PDFS
Q4 25
0.25×
Q3 25
0.26×
Q2 25
0.26×
Q1 25
0.28×
Q4 24
Q3 24
Q2 24
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
HOUR
HOUR
PDFS
PDFS
Operating Cash FlowLast quarter
$3.0M
$17.3M
Free Cash FlowOCF − Capex
$3.0M
$7.5M
FCF MarginFCF / Revenue
5.3%
12.1%
Capex IntensityCapex / Revenue
0.0%
15.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$2.5M
$-8.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HOUR
HOUR
PDFS
PDFS
Q4 25
$3.0M
$17.3M
Q3 25
$500.4K
$3.3M
Q2 25
$-901.5K
$-5.2M
Q1 25
$-23.9K
$8.6M
Q4 24
$1.5M
$1.6M
Q3 24
$-2.2M
$9.3M
Q2 24
$456.2K
$684.0K
Q1 24
$492.9K
$-1.9M
Free Cash Flow
HOUR
HOUR
PDFS
PDFS
Q4 25
$3.0M
$7.5M
Q3 25
$449.3K
$-2.9M
Q2 25
$-901.6K
$-13.8M
Q1 25
$-24.6K
$535.0K
Q4 24
$1.5M
$-4.0M
Q3 24
$-2.2M
$5.1M
Q2 24
$439.4K
$-4.6M
Q1 24
$475.1K
$-3.9M
FCF Margin
HOUR
HOUR
PDFS
PDFS
Q4 25
5.3%
12.1%
Q3 25
1.3%
-5.1%
Q2 25
-3.3%
-26.6%
Q1 25
-0.1%
1.1%
Q4 24
2.8%
-8.0%
Q3 24
-7.0%
11.0%
Q2 24
1.6%
-11.1%
Q1 24
1.9%
-9.4%
Capex Intensity
HOUR
HOUR
PDFS
PDFS
Q4 25
0.0%
15.7%
Q3 25
0.2%
10.8%
Q2 25
0.0%
16.5%
Q1 25
0.0%
17.0%
Q4 24
0.0%
11.3%
Q3 24
0.0%
9.0%
Q2 24
0.1%
12.8%
Q1 24
0.1%
4.9%
Cash Conversion
HOUR
HOUR
PDFS
PDFS
Q4 25
Q3 25
0.94×
2.54×
Q2 25
-0.77×
-4.55×
Q1 25
-0.04×
Q4 24
2.98×
Q3 24
-4.64×
4.20×
Q2 24
0.70×
0.40×
Q1 24
0.46×

Financial Flow Comparison

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

Revenue Breakdown by Segment

HOUR
HOUR

Segment breakdown not available.

PDFS
PDFS

Volumebased$38.0M61%
Other$24.4M39%

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