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

Ellington Financial Inc. is the larger business by last-quarter revenue ($78.2M vs $47.1M, roughly 1.7× STEM, INC.). Ellington Financial Inc. runs the higher net margin — 28.9% vs -33.9%, a 62.8% gap on every dollar of revenue. On growth, Ellington Financial Inc. posted the faster year-over-year revenue change (8.7% vs -15.6%). Over the past eight quarters, STEM, INC.'s revenue compounded faster (36.1% 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.

StemCells, Inc. is a public biopharmaceutical company headquartered in Newark, California, that is developing purified human neural stem cells (HuCNS-SCs) in the hopes of treating central nervous system disorders and paralysis. StemCells' HuCNS-SCs have the ability to differentiate into the three main types of cells found in the central nervous system: neurons, astrocytes and oligodendrocytes.

EFC vs STEM — Head-to-Head

Bigger by revenue
EFC
EFC
1.7× larger
EFC
$78.2M
$47.1M
STEM
Growing faster (revenue YoY)
EFC
EFC
+24.3% gap
EFC
8.7%
-15.6%
STEM
Higher net margin
EFC
EFC
62.8% more per $
EFC
28.9%
-33.9%
STEM
Faster 2-yr revenue CAGR
STEM
STEM
Annualised
STEM
36.1%
1.8%
EFC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
EFC
EFC
STEM
STEM
Revenue
$78.2M
$47.1M
Net Profit
$22.6M
$-16.0M
Gross Margin
48.9%
Operating Margin
7.4%
-17.7%
Net Margin
28.9%
-33.9%
Revenue YoY
8.7%
-15.6%
Net Profit YoY
-26.2%
68.8%
EPS (diluted)
$0.10
$-4.40

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
STEM
STEM
Q4 25
$78.2M
$47.1M
Q3 25
$82.8M
$38.2M
Q2 25
$92.5M
$38.4M
Q1 25
$82.9M
$32.5M
Q4 24
$72.0M
$55.8M
Q3 24
$67.0M
$29.3M
Q2 24
$91.2M
$34.0M
Q1 24
$75.5M
$25.5M
Net Profit
EFC
EFC
STEM
STEM
Q4 25
$22.6M
$-16.0M
Q3 25
$29.5M
$-23.8M
Q2 25
$42.9M
$202.5M
Q1 25
$31.6M
$-25.0M
Q4 24
$30.7M
$-51.1M
Q3 24
$16.2M
$-148.3M
Q2 24
$52.3M
$-582.3M
Q1 24
$26.9M
$-72.3M
Gross Margin
EFC
EFC
STEM
STEM
Q4 25
48.9%
Q3 25
35.5%
Q2 25
33.4%
Q1 25
32.4%
Q4 24
-4.4%
Q3 24
21.2%
Q2 24
27.6%
Q1 24
-95.0%
Operating Margin
EFC
EFC
STEM
STEM
Q4 25
7.4%
-17.7%
Q3 25
31.1%
-33.6%
Q2 25
38.3%
-34.8%
Q1 25
37.3%
-65.0%
Q4 24
28.0%
-84.4%
Q3 24
24.0%
-493.2%
Q2 24
52.8%
-1705.5%
Q1 24
42.2%
-267.0%
Net Margin
EFC
EFC
STEM
STEM
Q4 25
28.9%
-33.9%
Q3 25
35.7%
-62.2%
Q2 25
46.4%
527.8%
Q1 25
38.2%
-76.9%
Q4 24
42.6%
-91.6%
Q3 24
24.1%
-506.3%
Q2 24
57.4%
-1712.6%
Q1 24
35.6%
-283.9%
EPS (diluted)
EFC
EFC
STEM
STEM
Q4 25
$0.10
$-4.40
Q3 25
$0.29
$-2.84
Q2 25
$0.45
$-1.79
Q1 25
$0.35
$-0.15
Q4 24
$0.23
$-15.29
Q3 24
$0.19
$-18.24
Q2 24
$0.62
$-71.81
Q1 24
$0.32
$-0.46

Balance Sheet & Financial Strength

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

Metric
EFC
EFC
STEM
STEM
Cash + ST InvestmentsLiquidity on hand
$201.9M
$48.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.8B
$-249.4M
Total Assets
$19.4B
$308.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
EFC
EFC
STEM
STEM
Q4 25
$201.9M
$48.9M
Q3 25
$184.8M
$43.1M
Q2 25
$211.0M
$40.8M
Q1 25
$203.3M
$58.6M
Q4 24
$192.4M
$56.3M
Q3 24
$217.7M
$75.4M
Q2 24
$198.5M
$89.6M
Q1 24
$187.5M
$112.8M
Stockholders' Equity
EFC
EFC
STEM
STEM
Q4 25
$1.8B
$-249.4M
Q3 25
$1.8B
$-235.7M
Q2 25
$1.7B
$-214.1M
Q1 25
$1.6B
$-417.5M
Q4 24
$1.6B
$-398.4M
Q3 24
$1.6B
$-344.1M
Q2 24
$1.6B
$-203.2M
Q1 24
$1.5B
$371.6M
Total Assets
EFC
EFC
STEM
STEM
Q4 25
$19.4B
$308.9M
Q3 25
$17.8B
$362.6M
Q2 25
$17.1B
$379.2M
Q1 25
$16.6B
$405.1M
Q4 24
$16.3B
$437.4M
Q3 24
$16.0B
$537.8M
Q2 24
$15.1B
$691.5M
Q1 24
$15.1B
$1.3B

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
STEM
STEM
Operating Cash FlowLast quarter
$-925.5M
$8.2M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
0.0%
Cash ConversionOCF / Net Profit
-40.92×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
EFC
EFC
STEM
STEM
Q4 25
$-925.5M
$8.2M
Q3 25
$-290.4M
$11.4M
Q2 25
$-210.5M
$-21.3M
Q1 25
$-126.4M
$8.5M
Q4 24
$-430.5M
$-14.7M
Q3 24
$-141.7M
$-9.4M
Q2 24
$-88.6M
$-11.9M
Q1 24
$-59.5M
$-621.0K
Capex Intensity
EFC
EFC
STEM
STEM
Q4 25
0.0%
Q3 25
Q2 25
Q1 25
Q4 24
0.0%
Q3 24
0.0%
Q2 24
0.0%
Q1 24
0.0%
Cash Conversion
EFC
EFC
STEM
STEM
Q4 25
-40.92×
Q3 25
-9.84×
Q2 25
-4.90×
-0.11×
Q1 25
-3.99×
Q4 24
-14.04×
Q3 24
-8.76×
Q2 24
-1.69×
Q1 24
-2.21×

Financial Flow Comparison

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

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