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Side-by-side financial comparison of HA Sustainable Infrastructure Capital, Inc. (HASI) and RAMBUS INC (RMBS). Click either name above to swap in a different company.

RAMBUS INC is the larger business by last-quarter revenue ($180.2M vs $114.8M, roughly 1.6× HA Sustainable Infrastructure Capital, Inc.). RAMBUS INC runs the higher net margin — 33.2% vs -46.8%, a 80.1% gap on every dollar of revenue. On growth, HA Sustainable Infrastructure Capital, Inc. posted the faster year-over-year revenue change (13.3% vs 8.1%). Over the past eight quarters, RAMBUS INC's revenue compounded faster (16.8% CAGR vs 4.2%).

HA Sustainable Infrastructure Capital, Inc. (HASI) is a specialized investment firm focused on sustainable infrastructure assets covering renewable energy, energy efficiency, sustainable real estate and low-carbon utility segments. It primarily operates in North American markets, providing long-term capital to eligible sustainable projects and delivering stable risk-adjusted returns to investors through recurring cash flows from operational underlying assets.

Rambus Inc. is an American technology company that designs, develops and licenses chip interface technologies and architectures that are used in digital electronics products. The company, founded in 1990, is well known for inventing RDRAM and for its intellectual property-based litigation following the introduction of DDR-SDRAM memory.

HASI vs RMBS — Head-to-Head

Bigger by revenue
RMBS
RMBS
1.6× larger
RMBS
$180.2M
$114.8M
HASI
Growing faster (revenue YoY)
HASI
HASI
+5.2% gap
HASI
13.3%
8.1%
RMBS
Higher net margin
RMBS
RMBS
80.1% more per $
RMBS
33.2%
-46.8%
HASI
Faster 2-yr revenue CAGR
RMBS
RMBS
Annualised
RMBS
16.8%
4.2%
HASI

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
HASI
HASI
RMBS
RMBS
Revenue
$114.8M
$180.2M
Net Profit
$-53.8M
$59.9M
Gross Margin
79.7%
Operating Margin
-57.4%
34.3%
Net Margin
-46.8%
33.2%
Revenue YoY
13.3%
8.1%
Net Profit YoY
-176.7%
-7.3%
EPS (diluted)
$-0.38
$0.55

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
HASI
HASI
RMBS
RMBS
Q1 26
$180.2M
Q4 25
$114.8M
$190.2M
Q3 25
$103.1M
$178.5M
Q2 25
$85.7M
$172.2M
Q1 25
$96.9M
$166.7M
Q4 24
$101.3M
$161.1M
Q3 24
$82.0M
$145.5M
Q2 24
$94.5M
$132.1M
Net Profit
HASI
HASI
RMBS
RMBS
Q1 26
$59.9M
Q4 25
$-53.8M
$63.8M
Q3 25
$83.3M
$48.4M
Q2 25
$98.4M
$57.9M
Q1 25
$56.6M
$60.3M
Q4 24
$70.1M
$62.2M
Q3 24
$-19.6M
$48.7M
Q2 24
$26.5M
$36.1M
Gross Margin
HASI
HASI
RMBS
RMBS
Q1 26
79.7%
Q4 25
78.9%
Q3 25
79.5%
Q2 25
79.8%
Q1 25
80.3%
Q4 24
80.4%
Q3 24
80.7%
Q2 24
79.7%
Operating Margin
HASI
HASI
RMBS
RMBS
Q1 26
34.3%
Q4 25
-57.4%
37.2%
Q3 25
35.4%
Q2 25
36.6%
Q1 25
84.7%
37.9%
Q4 24
90.9%
35.9%
Q3 24
-32.1%
37.6%
Q2 24
39.5%
30.5%
Net Margin
HASI
HASI
RMBS
RMBS
Q1 26
33.2%
Q4 25
-46.8%
33.6%
Q3 25
80.8%
27.1%
Q2 25
114.9%
33.6%
Q1 25
58.4%
36.2%
Q4 24
69.2%
38.6%
Q3 24
-23.9%
33.4%
Q2 24
28.1%
27.3%
EPS (diluted)
HASI
HASI
RMBS
RMBS
Q1 26
$0.55
Q4 25
$-0.38
$0.58
Q3 25
$0.61
$0.44
Q2 25
$0.74
$0.53
Q1 25
$0.44
$0.56
Q4 24
$0.58
$0.57
Q3 24
$-0.17
$0.45
Q2 24
$0.23
$0.33

Balance Sheet & Financial Strength

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

Metric
HASI
HASI
RMBS
RMBS
Cash + ST InvestmentsLiquidity on hand
$110.2M
$134.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$2.7B
Total Assets
$8.2B
$1.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HASI
HASI
RMBS
RMBS
Q1 26
$134.3M
Q4 25
$110.2M
$182.8M
Q3 25
$301.8M
$79.2M
Q2 25
$86.5M
$87.8M
Q1 25
$67.4M
$132.2M
Q4 24
$129.8M
$99.8M
Q3 24
$44.1M
$114.0M
Q2 24
$145.7M
$124.6M
Stockholders' Equity
HASI
HASI
RMBS
RMBS
Q1 26
Q4 25
$2.7B
$1.4B
Q3 25
$2.7B
$1.3B
Q2 25
$2.6B
$1.2B
Q1 25
$2.5B
$1.2B
Q4 24
$2.4B
$1.1B
Q3 24
$2.3B
$1.0B
Q2 24
$2.3B
$1.0B
Total Assets
HASI
HASI
RMBS
RMBS
Q1 26
$1.5B
Q4 25
$8.2B
$1.5B
Q3 25
$8.2B
$1.4B
Q2 25
$7.6B
$1.5B
Q1 25
$7.5B
$1.4B
Q4 24
$7.1B
$1.3B
Q3 24
$6.7B
$1.3B
Q2 24
$6.7B
$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
HASI
HASI
RMBS
RMBS
Operating Cash FlowLast quarter
$167.3M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HASI
HASI
RMBS
RMBS
Q1 26
Q4 25
$167.3M
$99.8M
Q3 25
$-121.8M
$88.4M
Q2 25
$79.6M
$94.4M
Q1 25
$-37.1M
$77.4M
Q4 24
$5.9M
$59.0M
Q3 24
$21.9M
$62.1M
Q2 24
$-24.8M
$70.4M
Free Cash Flow
HASI
HASI
RMBS
RMBS
Q1 26
Q4 25
$93.3M
Q3 25
$82.5M
Q2 25
$87.9M
Q1 25
$69.5M
Q4 24
$52.5M
Q3 24
$52.2M
Q2 24
$59.1M
FCF Margin
HASI
HASI
RMBS
RMBS
Q1 26
Q4 25
49.0%
Q3 25
46.2%
Q2 25
51.0%
Q1 25
41.7%
Q4 24
32.6%
Q3 24
35.9%
Q2 24
44.7%
Capex Intensity
HASI
HASI
RMBS
RMBS
Q1 26
Q4 25
3.4%
Q3 25
3.3%
Q2 25
3.8%
Q1 25
4.7%
Q4 24
4.0%
Q3 24
6.8%
Q2 24
8.6%
Cash Conversion
HASI
HASI
RMBS
RMBS
Q1 26
Q4 25
1.56×
Q3 25
-1.46×
1.83×
Q2 25
0.81×
1.63×
Q1 25
-0.66×
1.28×
Q4 24
0.08×
0.95×
Q3 24
1.28×
Q2 24
-0.94×
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

HASI
HASI

Segment breakdown not available.

RMBS
RMBS

Product revenue$88.0M49%
Royalties$69.6M39%
Contract and other revenue$22.6M13%

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