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Side-by-side financial comparison of Ellington Financial Inc. (EFC) and PDF SOLUTIONS INC (PDFS). Click either name above to swap in a different company.

Ellington Financial Inc. is the larger business by last-quarter revenue ($78.2M vs $62.4M, roughly 1.3× PDF SOLUTIONS INC). Ellington Financial Inc. runs the higher net margin — 28.9% vs -0.1%, a 29.0% gap on every dollar of revenue. On growth, PDF SOLUTIONS INC posted the faster year-over-year revenue change (24.6% vs 8.7%). Over the past eight quarters, PDF SOLUTIONS INC's revenue compounded faster (22.9% CAGR vs 1.8%).

Ellington Management Group is an American hedge fund firm. As of June 2019, the firm was reportedly managing $8.5 billion in structured products and other credit instruments.

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.

EFC vs PDFS — Head-to-Head

Bigger by revenue
EFC
EFC
1.3× larger
EFC
$78.2M
$62.4M
PDFS
Growing faster (revenue YoY)
PDFS
PDFS
+15.9% gap
PDFS
24.6%
8.7%
EFC
Higher net margin
EFC
EFC
29.0% more per $
EFC
28.9%
-0.1%
PDFS
Faster 2-yr revenue CAGR
PDFS
PDFS
Annualised
PDFS
22.9%
1.8%
EFC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
EFC
EFC
PDFS
PDFS
Revenue
$78.2M
$62.4M
Net Profit
$22.6M
$-48.0K
Gross Margin
72.9%
Operating Margin
7.4%
5.5%
Net Margin
28.9%
-0.1%
Revenue YoY
8.7%
24.6%
Net Profit YoY
-26.2%
-108.9%
EPS (diluted)
$0.10
$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
EFC
EFC
PDFS
PDFS
Q4 25
$78.2M
$62.4M
Q3 25
$82.8M
$57.1M
Q2 25
$92.5M
$51.7M
Q1 25
$82.9M
$47.8M
Q4 24
$72.0M
$50.1M
Q3 24
$67.0M
$46.4M
Q2 24
$91.2M
$41.7M
Q1 24
$75.5M
$41.3M
Net Profit
EFC
EFC
PDFS
PDFS
Q4 25
$22.6M
$-48.0K
Q3 25
$29.5M
$1.3M
Q2 25
$42.9M
$1.1M
Q1 25
$31.6M
$-3.0M
Q4 24
$30.7M
$539.0K
Q3 24
$16.2M
$2.2M
Q2 24
$52.3M
$1.7M
Q1 24
$26.9M
$-393.0K
Gross Margin
EFC
EFC
PDFS
PDFS
Q4 25
72.9%
Q3 25
72.3%
Q2 25
71.2%
Q1 25
72.9%
Q4 24
68.3%
Q3 24
73.1%
Q2 24
70.6%
Q1 24
67.3%
Operating Margin
EFC
EFC
PDFS
PDFS
Q4 25
7.4%
5.5%
Q3 25
31.1%
8.5%
Q2 25
38.3%
2.2%
Q1 25
37.3%
-7.4%
Q4 24
28.0%
1.0%
Q3 24
24.0%
4.6%
Q2 24
52.8%
0.6%
Q1 24
42.2%
-4.7%
Net Margin
EFC
EFC
PDFS
PDFS
Q4 25
28.9%
-0.1%
Q3 25
35.7%
2.3%
Q2 25
46.4%
2.2%
Q1 25
38.2%
-6.3%
Q4 24
42.6%
1.1%
Q3 24
24.1%
4.8%
Q2 24
57.4%
4.1%
Q1 24
35.6%
-1.0%
EPS (diluted)
EFC
EFC
PDFS
PDFS
Q4 25
$0.10
$0.00
Q3 25
$0.29
$0.03
Q2 25
$0.45
$0.03
Q1 25
$0.35
$-0.08
Q4 24
$0.23
$0.01
Q3 24
$0.19
$0.06
Q2 24
$0.62
$0.04
Q1 24
$0.32
$-0.01

Balance Sheet & Financial Strength

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

Metric
EFC
EFC
PDFS
PDFS
Cash + ST InvestmentsLiquidity on hand
$201.9M
$42.2M
Total DebtLower is stronger
$67.0M
Stockholders' EquityBook value
$1.8B
$271.0M
Total Assets
$19.4B
$418.7M
Debt / EquityLower = less leverage
0.25×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
EFC
EFC
PDFS
PDFS
Q4 25
$201.9M
$42.2M
Q3 25
$184.8M
$35.9M
Q2 25
$211.0M
$40.4M
Q1 25
$203.3M
$54.1M
Q4 24
$192.4M
$114.9M
Q3 24
$217.7M
$120.2M
Q2 24
$198.5M
$117.9M
Q1 24
$187.5M
$122.9M
Total Debt
EFC
EFC
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
EFC
EFC
PDFS
PDFS
Q4 25
$1.8B
$271.0M
Q3 25
$1.8B
$264.4M
Q2 25
$1.7B
$257.5M
Q1 25
$1.6B
$249.0M
Q4 24
$1.6B
$246.0M
Q3 24
$1.6B
$240.5M
Q2 24
$1.6B
$232.2M
Q1 24
$1.5B
$225.4M
Total Assets
EFC
EFC
PDFS
PDFS
Q4 25
$19.4B
$418.7M
Q3 25
$17.8B
$406.4M
Q2 25
$17.1B
$391.1M
Q1 25
$16.6B
$390.0M
Q4 24
$16.3B
$315.3M
Q3 24
$16.0B
$307.4M
Q2 24
$15.1B
$298.0M
Q1 24
$15.1B
$286.8M
Debt / Equity
EFC
EFC
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
EFC
EFC
PDFS
PDFS
Operating Cash FlowLast quarter
$-925.5M
$17.3M
Free Cash FlowOCF − Capex
$7.5M
FCF MarginFCF / Revenue
12.1%
Capex IntensityCapex / Revenue
0.0%
15.7%
Cash ConversionOCF / Net Profit
-40.92×
TTM Free Cash FlowTrailing 4 quarters
$-8.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
EFC
EFC
PDFS
PDFS
Q4 25
$-925.5M
$17.3M
Q3 25
$-290.4M
$3.3M
Q2 25
$-210.5M
$-5.2M
Q1 25
$-126.4M
$8.6M
Q4 24
$-430.5M
$1.6M
Q3 24
$-141.7M
$9.3M
Q2 24
$-88.6M
$684.0K
Q1 24
$-59.5M
$-1.9M
Free Cash Flow
EFC
EFC
PDFS
PDFS
Q4 25
$7.5M
Q3 25
$-2.9M
Q2 25
$-13.8M
Q1 25
$535.0K
Q4 24
$-4.0M
Q3 24
$5.1M
Q2 24
$-4.6M
Q1 24
$-3.9M
FCF Margin
EFC
EFC
PDFS
PDFS
Q4 25
12.1%
Q3 25
-5.1%
Q2 25
-26.6%
Q1 25
1.1%
Q4 24
-8.0%
Q3 24
11.0%
Q2 24
-11.1%
Q1 24
-9.4%
Capex Intensity
EFC
EFC
PDFS
PDFS
Q4 25
0.0%
15.7%
Q3 25
10.8%
Q2 25
16.5%
Q1 25
17.0%
Q4 24
0.0%
11.3%
Q3 24
0.0%
9.0%
Q2 24
0.0%
12.8%
Q1 24
0.0%
4.9%
Cash Conversion
EFC
EFC
PDFS
PDFS
Q4 25
-40.92×
Q3 25
-9.84×
2.54×
Q2 25
-4.90×
-4.55×
Q1 25
-3.99×
Q4 24
-14.04×
2.98×
Q3 24
-8.76×
4.20×
Q2 24
-1.69×
0.40×
Q1 24
-2.21×

Financial Flow Comparison

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

Revenue Breakdown by Segment

EFC
EFC

Segment breakdown not available.

PDFS
PDFS

Volumebased$38.0M61%
Other$24.4M39%

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