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Side-by-side financial comparison of Amprius Technologies, Inc. (AMPX) and REDWOOD TRUST INC (RWT). Click either name above to swap in a different company.

REDWOOD TRUST INC is the larger business by last-quarter revenue ($25.9M vs $25.2M, roughly 1.0× Amprius Technologies, Inc.). REDWOOD TRUST INC runs the higher net margin — 77.2% vs -96.7%, a 173.9% gap on every dollar of revenue. On growth, Amprius Technologies, Inc. posted the faster year-over-year revenue change (137.4% vs -6.1%). Over the past eight quarters, Amprius Technologies, Inc.'s revenue compounded faster (228.7% CAGR vs -41.0%).

Amprius Technologies, Inc. develops and manufactures high-energy density lithium-ion batteries using proprietary silicon anode technology. It serves aerospace, defense, electric mobility, and portable electronics segments, offering products with longer runtime and faster charging than conventional alternatives.

Redwood Trust Inc is a specialized U.S.-headquartered real estate investment trust (REIT). It manages investment portfolios covering residential and commercial mortgage loans, mortgage-backed securities, and real estate credit assets. Its core segments include residential mortgage lending, commercial real estate credit, and investment management, serving institutional investors and real estate market stakeholders.

AMPX vs RWT — Head-to-Head

Bigger by revenue
RWT
RWT
1.0× larger
RWT
$25.9M
$25.2M
AMPX
Growing faster (revenue YoY)
AMPX
AMPX
+143.4% gap
AMPX
137.4%
-6.1%
RWT
Higher net margin
RWT
RWT
173.9% more per $
RWT
77.2%
-96.7%
AMPX
Faster 2-yr revenue CAGR
AMPX
AMPX
Annualised
AMPX
228.7%
-41.0%
RWT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AMPX
AMPX
RWT
RWT
Revenue
$25.2M
$25.9M
Net Profit
$-24.4M
$20.0M
Gross Margin
23.6%
Operating Margin
-100.9%
Net Margin
-96.7%
77.2%
Revenue YoY
137.4%
-6.1%
Net Profit YoY
-113.6%
402.6%
EPS (diluted)
$-0.19
$0.11

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
AMPX
AMPX
RWT
RWT
Q4 25
$25.2M
$25.9M
Q3 25
$21.4M
$15.0M
Q2 25
$15.1M
$13.8M
Q1 25
$11.3M
$27.9M
Q4 24
$10.6M
$27.6M
Q3 24
$7.9M
$25.5M
Q2 24
$3.3M
$67.4M
Q1 24
$2.3M
$74.5M
Net Profit
AMPX
AMPX
RWT
RWT
Q4 25
$-24.4M
$20.0M
Q3 25
$-3.9M
$-7.7M
Q2 25
$-6.4M
$-98.5M
Q1 25
$-9.4M
$16.1M
Q4 24
$-11.4M
$-6.6M
Q3 24
$-10.8M
$14.8M
Q2 24
$-12.5M
$15.5M
Q1 24
$-9.9M
$30.3M
Gross Margin
AMPX
AMPX
RWT
RWT
Q4 25
23.6%
Q3 25
15.5%
Q2 25
8.9%
Q1 25
-20.9%
Q4 24
-21.2%
Q3 24
-64.9%
Q2 24
-195.2%
Q1 24
Operating Margin
AMPX
AMPX
RWT
RWT
Q4 25
-100.9%
Q3 25
-21.9%
-9.0%
Q2 25
-45.2%
-679.0%
Q1 25
-85.7%
80.2%
Q4 24
-110.6%
-1.3%
Q3 24
-143.3%
86.1%
Q2 24
-386.6%
30.3%
Q1 24
-441.7%
41.3%
Net Margin
AMPX
AMPX
RWT
RWT
Q4 25
-96.7%
77.2%
Q3 25
-18.2%
-51.4%
Q2 25
-42.3%
-712.0%
Q1 25
-83.0%
57.8%
Q4 24
-107.4%
-24.0%
Q3 24
-138.1%
58.1%
Q2 24
-374.2%
23.0%
Q1 24
-423.2%
40.6%
EPS (diluted)
AMPX
AMPX
RWT
RWT
Q4 25
$-0.19
$0.11
Q3 25
$-0.03
$-0.08
Q2 25
$-0.05
$-0.76
Q1 25
$-0.08
$0.10
Q4 24
$-0.11
$-0.08
Q3 24
$-0.10
$0.09
Q2 24
$-0.13
$0.10
Q1 24
$-0.11
$0.21

Balance Sheet & Financial Strength

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

Metric
AMPX
AMPX
RWT
RWT
Cash + ST InvestmentsLiquidity on hand
$90.5M
$255.7M
Total DebtLower is stronger
Stockholders' EquityBook value
$103.8M
$982.6M
Total Assets
$156.9M
$23.7B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPX
AMPX
RWT
RWT
Q4 25
$90.5M
$255.7M
Q3 25
$73.2M
$226.3M
Q2 25
$54.2M
$302.0M
Q1 25
$48.4M
$259.9M
Q4 24
$55.2M
$245.2M
Q3 24
$35.0M
$253.7M
Q2 24
$46.4M
$275.6M
Q1 24
$39.0M
$275.4M
Total Debt
AMPX
AMPX
RWT
RWT
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
$1.7B
Stockholders' Equity
AMPX
AMPX
RWT
RWT
Q4 25
$103.8M
$982.6M
Q3 25
$103.2M
$999.0M
Q2 25
$76.7M
$1.1B
Q1 25
$70.4M
$1.2B
Q4 24
$69.5M
$1.2B
Q3 24
$56.0M
$1.2B
Q2 24
$65.1M
$1.2B
Q1 24
$59.9M
$1.2B
Total Assets
AMPX
AMPX
RWT
RWT
Q4 25
$156.9M
$23.7B
Q3 25
$156.5M
$22.6B
Q2 25
$123.0M
$21.3B
Q1 25
$118.5M
$19.9B
Q4 24
$121.1M
$18.3B
Q3 24
$104.2M
$18.4B
Q2 24
$112.8M
$16.5B
Q1 24
$104.7M
$15.1B
Debt / Equity
AMPX
AMPX
RWT
RWT
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
1.39×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AMPX
AMPX
RWT
RWT
Operating Cash FlowLast quarter
$-3.5M
$-10.1B
Free Cash FlowOCF − Capex
$-5.9M
FCF MarginFCF / Revenue
-23.2%
Capex IntensityCapex / Revenue
9.3%
Cash ConversionOCF / Net Profit
-504.15×
TTM Free Cash FlowTrailing 4 quarters
$-35.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPX
AMPX
RWT
RWT
Q4 25
$-3.5M
$-10.1B
Q3 25
$-9.2M
$-2.7B
Q2 25
$-4.3M
$-2.1B
Q1 25
$-14.1M
$-2.0B
Q4 24
$-6.1M
$-5.9B
Q3 24
$-9.5M
$-2.1B
Q2 24
$-8.0M
$-2.0B
Q1 24
$-9.8M
$-954.2M
Free Cash Flow
AMPX
AMPX
RWT
RWT
Q4 25
$-5.9M
Q3 25
$-9.7M
Q2 25
$-5.0M
Q1 25
$-15.0M
Q4 24
$-9.7M
Q3 24
$-10.9M
Q2 24
$-9.6M
Q1 24
$-13.7M
FCF Margin
AMPX
AMPX
RWT
RWT
Q4 25
-23.2%
Q3 25
-45.1%
Q2 25
-33.1%
Q1 25
-133.3%
Q4 24
-91.4%
Q3 24
-138.3%
Q2 24
-285.9%
Q1 24
-585.4%
Capex Intensity
AMPX
AMPX
RWT
RWT
Q4 25
9.3%
Q3 25
1.9%
Q2 25
4.8%
Q1 25
8.1%
Q4 24
34.1%
Q3 24
17.0%
Q2 24
48.0%
Q1 24
166.8%
Cash Conversion
AMPX
AMPX
RWT
RWT
Q4 25
-504.15×
Q3 25
Q2 25
Q1 25
-120.92×
Q4 24
Q3 24
-140.86×
Q2 24
-126.56×
Q1 24
-31.53×

Financial Flow Comparison

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

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