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Side-by-side financial comparison of Aeluma, Inc. (ALMU) and ARM HOLDINGS PLC (ARM). Click either name above to swap in a different company.

ARM HOLDINGS PLC is the larger business by last-quarter revenue ($1.2B vs $1.3M, roughly 976.4× Aeluma, Inc.). ARM HOLDINGS PLC runs the higher net margin — 18.0% vs -145.7%, a 163.6% gap on every dollar of revenue. On growth, ARM HOLDINGS PLC posted the faster year-over-year revenue change (26.3% vs -21.1%). ARM HOLDINGS PLC produced more free cash flow last quarter ($186.0M vs $-282.0K).

Aeluma, Inc. is a U.S.-headquartered technology firm focused on the design, development, and production of high-performance optoelectronic components and semiconductor products. Its core offerings include photonic sensors and laser diodes, serving the LiDAR, 5G/6G communication, industrial sensing, and automotive markets across North America and the Asia-Pacific region.

Raspberry Pi Holdings plc is a British technology company that designs and markets single-board computers (SBCs), semiconductors, and related accessories marketed under the Raspberry Pi brand. The first Raspberry Pi computer was developed by the Raspberry Pi Foundation to promote computer science education. The devices were soon adopted by hobbyists and professionals, and are now widely used in industrial and embedded applications. To support commercialization and growing demand, the Foundati...

ALMU vs ARM — Head-to-Head

Bigger by revenue
ARM
ARM
976.4× larger
ARM
$1.2B
$1.3M
ALMU
Growing faster (revenue YoY)
ARM
ARM
+47.5% gap
ARM
26.3%
-21.1%
ALMU
Higher net margin
ARM
ARM
163.6% more per $
ARM
18.0%
-145.7%
ALMU
More free cash flow
ARM
ARM
$186.3M more FCF
ARM
$186.0M
$-282.0K
ALMU

Income Statement — Q2 2026 vs Q3 2026

Metric
ALMU
ALMU
ARM
ARM
Revenue
$1.3M
$1.2B
Net Profit
$-1.9M
$223.0M
Gross Margin
27.8%
97.6%
Operating Margin
-163.6%
14.9%
Net Margin
-145.7%
18.0%
Revenue YoY
-21.1%
26.3%
Net Profit YoY
36.0%
-11.5%
EPS (diluted)
$-0.11
$0.21

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
ALMU
ALMU
ARM
ARM
Q4 25
$1.3M
$1.2B
Q3 25
$1.4M
$1.1B
Q2 25
$1.1B
Q4 24
$983.0M
Q3 24
$844.0M
Q2 24
$939.0M
Q4 23
$824.0M
Q3 23
$806.0M
Net Profit
ALMU
ALMU
ARM
ARM
Q4 25
$-1.9M
$223.0M
Q3 25
$-1.5M
$238.0M
Q2 25
$130.0M
Q4 24
$252.0M
Q3 24
$107.0M
Q2 24
$223.0M
Q4 23
$87.0M
Q3 23
$-110.0M
Gross Margin
ALMU
ALMU
ARM
ARM
Q4 25
27.8%
97.6%
Q3 25
49.4%
97.4%
Q2 25
97.2%
Q4 24
97.2%
Q3 24
96.2%
Q2 24
96.5%
Q4 23
95.6%
Q3 23
94.3%
Operating Margin
ALMU
ALMU
ARM
ARM
Q4 25
-163.6%
14.9%
Q3 25
-116.1%
14.4%
Q2 25
10.8%
Q4 24
17.8%
Q3 24
7.6%
Q2 24
19.4%
Q4 23
16.3%
Q3 23
-19.4%
Net Margin
ALMU
ALMU
ARM
ARM
Q4 25
-145.7%
18.0%
Q3 25
-107.8%
21.0%
Q2 25
12.3%
Q4 24
25.6%
Q3 24
12.7%
Q2 24
23.7%
Q4 23
10.6%
Q3 23
-13.6%
EPS (diluted)
ALMU
ALMU
ARM
ARM
Q4 25
$-0.11
$0.21
Q3 25
$-0.09
$0.22
Q2 25
$0.12
Q4 24
$0.24
Q3 24
$0.10
Q2 24
$0.21
Q4 23
$0.08
Q3 23
$-0.11

Balance Sheet & Financial Strength

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

Metric
ALMU
ALMU
ARM
ARM
Cash + ST InvestmentsLiquidity on hand
$38.6M
$3.5B
Total DebtLower is stronger
Stockholders' EquityBook value
$40.8M
$7.8B
Total Assets
$42.6M
$10.2B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALMU
ALMU
ARM
ARM
Q4 25
$38.6M
$3.5B
Q3 25
$25.9M
$3.3B
Q2 25
$2.9B
Q4 24
$2.7B
Q3 24
$2.4B
Q2 24
$2.5B
Q4 23
$2.4B
Q3 23
$2.2B
Stockholders' Equity
ALMU
ALMU
ARM
ARM
Q4 25
$40.8M
$7.8B
Q3 25
$40.9M
$7.4B
Q2 25
$7.0B
Q4 24
$6.4B
Q3 24
$6.0B
Q2 24
$5.7B
Q4 23
$5.0B
Q3 23
$4.8B
Total Assets
ALMU
ALMU
ARM
ARM
Q4 25
$42.6M
$10.2B
Q3 25
$42.7M
$9.7B
Q2 25
$9.4B
Q4 24
$8.5B
Q3 24
$8.1B
Q2 24
$7.9B
Q4 23
$7.1B
Q3 23
$6.8B

Cash Flow & Capital Efficiency

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

Metric
ALMU
ALMU
ARM
ARM
Operating Cash FlowLast quarter
$-251.0K
$365.0M
Free Cash FlowOCF − Capex
$-282.0K
$186.0M
FCF MarginFCF / Revenue
-22.2%
15.0%
Capex IntensityCapex / Revenue
2.4%
14.4%
Cash ConversionOCF / Net Profit
1.64×
TTM Free Cash FlowTrailing 4 quarters
$1.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALMU
ALMU
ARM
ARM
Q4 25
$-251.0K
$365.0M
Q3 25
$-815.0K
$567.0M
Q2 25
$332.0M
Q4 24
$423.0M
Q3 24
$6.0M
Q2 24
$-290.0M
Q4 23
$310.0M
Q3 23
$227.0M
Free Cash Flow
ALMU
ALMU
ARM
ARM
Q4 25
$-282.0K
$186.0M
Q3 25
$-1.0M
$429.0M
Q2 25
$178.0M
Q4 24
$360.0M
Q3 24
$-47.0M
Q2 24
$-319.0M
Q4 23
$289.0M
Q3 23
$193.0M
FCF Margin
ALMU
ALMU
ARM
ARM
Q4 25
-22.2%
15.0%
Q3 25
-74.0%
37.8%
Q2 25
16.9%
Q4 24
36.6%
Q3 24
-5.6%
Q2 24
-34.0%
Q4 23
35.1%
Q3 23
23.9%
Capex Intensity
ALMU
ALMU
ARM
ARM
Q4 25
2.4%
14.4%
Q3 25
15.2%
12.2%
Q2 25
14.6%
Q4 24
6.4%
Q3 24
6.3%
Q2 24
3.1%
Q4 23
2.5%
Q3 23
4.2%
Cash Conversion
ALMU
ALMU
ARM
ARM
Q4 25
1.64×
Q3 25
2.38×
Q2 25
2.55×
Q4 24
1.68×
Q3 24
0.06×
Q2 24
-1.30×
Q4 23
3.56×
Q3 23

Financial Flow Comparison

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

Revenue Breakdown by Segment

ALMU
ALMU

Segment breakdown not available.

ARM
ARM

Royalty$737.0M59%
Transferred Over Time$294.0M24%
Transferred At Point In Time$211.0M17%

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