vs

Side-by-side financial comparison of Riot Platforms, Inc. (RIOT) 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 $152.8M, roughly 1.2× Riot Platforms, Inc.). RAMBUS INC runs the higher net margin — 33.2% vs -452.0%, a 485.2% gap on every dollar of revenue. On growth, RAMBUS INC posted the faster year-over-year revenue change (8.1% vs 7.2%). Over the past eight quarters, Riot Platforms, Inc.'s revenue compounded faster (38.8% CAGR vs 16.8%).

Riot Platforms, Inc. is a leading U.S.-based enterprise focused on Bitcoin mining, operating multiple large-scale, energy-efficient data centers across North America. It also invests in blockchain infrastructure development and holds Bitcoin as a core long-term reserve asset, centering its business strategy around the digital asset ecosystem.

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.

RIOT vs RMBS — Head-to-Head

Bigger by revenue
RMBS
RMBS
1.2× larger
RMBS
$180.2M
$152.8M
RIOT
Growing faster (revenue YoY)
RMBS
RMBS
+0.9% gap
RMBS
8.1%
7.2%
RIOT
Higher net margin
RMBS
RMBS
485.2% more per $
RMBS
33.2%
-452.0%
RIOT
Faster 2-yr revenue CAGR
RIOT
RIOT
Annualised
RIOT
38.8%
16.8%
RMBS

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
RIOT
RIOT
RMBS
RMBS
Revenue
$152.8M
$180.2M
Net Profit
$-690.7M
$59.9M
Gross Margin
79.7%
Operating Margin
-447.9%
34.3%
Net Margin
-452.0%
33.2%
Revenue YoY
7.2%
8.1%
Net Profit YoY
-606.3%
-7.3%
EPS (diluted)
$-1.89
$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
RIOT
RIOT
RMBS
RMBS
Q1 26
$180.2M
Q4 25
$152.8M
$190.2M
Q3 25
$180.2M
$178.5M
Q2 25
$153.0M
$172.2M
Q1 25
$161.4M
$166.7M
Q4 24
$142.6M
$161.1M
Q3 24
$84.8M
$145.5M
Q2 24
$70.0M
$132.1M
Net Profit
RIOT
RIOT
RMBS
RMBS
Q1 26
$59.9M
Q4 25
$-690.7M
$63.8M
Q3 25
$104.5M
$48.4M
Q2 25
$219.5M
$57.9M
Q1 25
$-296.4M
$60.3M
Q4 24
$136.4M
$62.2M
Q3 24
$-154.4M
$48.7M
Q2 24
$-84.4M
$36.1M
Gross Margin
RIOT
RIOT
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
RIOT
RIOT
RMBS
RMBS
Q1 26
34.3%
Q4 25
-447.9%
37.2%
Q3 25
44.4%
35.4%
Q2 25
36.6%
Q1 25
-144.9%
37.9%
Q4 24
35.9%
Q3 24
-143.3%
37.6%
Q2 24
-167.2%
30.5%
Net Margin
RIOT
RIOT
RMBS
RMBS
Q1 26
33.2%
Q4 25
-452.0%
33.6%
Q3 25
58.0%
27.1%
Q2 25
143.4%
33.6%
Q1 25
-183.6%
36.2%
Q4 24
95.7%
38.6%
Q3 24
-182.1%
33.4%
Q2 24
-120.6%
27.3%
EPS (diluted)
RIOT
RIOT
RMBS
RMBS
Q1 26
$0.55
Q4 25
$-1.89
$0.58
Q3 25
$0.26
$0.44
Q2 25
$0.58
$0.53
Q1 25
$-0.90
$0.56
Q4 24
$0.39
$0.57
Q3 24
$-0.54
$0.45
Q2 24
$-0.32
$0.33

Balance Sheet & Financial Strength

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

Metric
RIOT
RIOT
RMBS
RMBS
Cash + ST InvestmentsLiquidity on hand
$233.5M
$134.3M
Total DebtLower is stronger
$840.8M
Stockholders' EquityBook value
$2.9B
Total Assets
$3.9B
$1.5B
Debt / EquityLower = less leverage
0.29×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RIOT
RIOT
RMBS
RMBS
Q1 26
$134.3M
Q4 25
$233.5M
$182.8M
Q3 25
$330.7M
$79.2M
Q2 25
$255.4M
$87.8M
Q1 25
$163.7M
$132.2M
Q4 24
$277.9M
$99.8M
Q3 24
$355.7M
$114.0M
Q2 24
$481.2M
$124.6M
Total Debt
RIOT
RIOT
RMBS
RMBS
Q1 26
Q4 25
$840.8M
Q3 25
$5.3M
Q2 25
$5.3M
Q1 25
$5.3M
Q4 24
$584.6M
Q3 24
$5.7M
Q2 24
Stockholders' Equity
RIOT
RIOT
RMBS
RMBS
Q1 26
Q4 25
$2.9B
$1.4B
Q3 25
$3.5B
$1.3B
Q2 25
$3.3B
$1.2B
Q1 25
$2.9B
$1.2B
Q4 24
$3.1B
$1.1B
Q3 24
$2.7B
$1.0B
Q2 24
$2.6B
$1.0B
Total Assets
RIOT
RIOT
RMBS
RMBS
Q1 26
$1.5B
Q4 25
$3.9B
$1.5B
Q3 25
$4.5B
$1.4B
Q2 25
$4.3B
$1.5B
Q1 25
$3.7B
$1.4B
Q4 24
$3.9B
$1.3B
Q3 24
$2.9B
$1.3B
Q2 24
$2.7B
$1.3B
Debt / Equity
RIOT
RIOT
RMBS
RMBS
Q1 26
Q4 25
0.29×
Q3 25
0.00×
Q2 25
0.00×
Q1 25
0.00×
Q4 24
0.19×
Q3 24
0.00×
Q2 24

Cash Flow & Capital Efficiency

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

Metric
RIOT
RIOT
RMBS
RMBS
Operating Cash FlowLast quarter
$-572.9M
Free Cash FlowOCF − Capex
$-774.3M
FCF MarginFCF / Revenue
-506.6%
Capex IntensityCapex / Revenue
131.8%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-1.4B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RIOT
RIOT
RMBS
RMBS
Q1 26
Q4 25
$-572.9M
$99.8M
Q3 25
$-114.0M
$88.4M
Q2 25
$-231.3M
$94.4M
Q1 25
$-122.1M
$77.4M
Q4 24
$-255.1M
$59.0M
Q3 24
$-56.3M
$62.1M
Q2 24
$-42.5M
$70.4M
Free Cash Flow
RIOT
RIOT
RMBS
RMBS
Q1 26
Q4 25
$-774.3M
$93.3M
Q3 25
$-139.7M
$82.5M
Q2 25
$-291.7M
$87.9M
Q1 25
$-154.9M
$69.5M
Q4 24
$-495.4M
$52.5M
Q3 24
$-127.6M
$52.2M
Q2 24
$-96.1M
$59.1M
FCF Margin
RIOT
RIOT
RMBS
RMBS
Q1 26
Q4 25
-506.6%
49.0%
Q3 25
-77.5%
46.2%
Q2 25
-190.7%
51.0%
Q1 25
-96.0%
41.7%
Q4 24
-347.5%
32.6%
Q3 24
-150.5%
35.9%
Q2 24
-137.2%
44.7%
Capex Intensity
RIOT
RIOT
RMBS
RMBS
Q1 26
Q4 25
131.8%
3.4%
Q3 25
14.3%
3.3%
Q2 25
39.5%
3.8%
Q1 25
20.4%
4.7%
Q4 24
168.6%
4.0%
Q3 24
84.1%
6.8%
Q2 24
76.5%
8.6%
Cash Conversion
RIOT
RIOT
RMBS
RMBS
Q1 26
Q4 25
1.56×
Q3 25
-1.09×
1.83×
Q2 25
-1.05×
1.63×
Q1 25
1.28×
Q4 24
-1.87×
0.95×
Q3 24
1.28×
Q2 24
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

RIOT
RIOT

Bitcoin Mining Segment$131.7M86%
Engineering Segment$21.1M14%

RMBS
RMBS

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

Related Comparisons