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Side-by-side financial comparison of ALLEGRO MICROSYSTEMS, INC. (ALGM) and Ambiq Micro, Inc. (AMBQ). Click either name above to swap in a different company.

ALLEGRO MICROSYSTEMS, INC. is the larger business by last-quarter revenue ($229.2M vs $18.2M, roughly 12.6× Ambiq Micro, Inc.). ALLEGRO MICROSYSTEMS, INC. runs the higher net margin — 3.6% vs -49.6%, a 53.2% gap on every dollar of revenue.

Allegro MicroSystems, Inc. is a global semiconductor firm designing and manufacturing high-performance power and sensing integrated circuits. Its core products include magnetic sensors, power ICs, and motion control solutions, serving automotive, industrial, consumer electronics, and communications markets worldwide.

Ambiq Micro, Inc. is an American semiconductor company specializing in low-power microcontrollers and systems-on-chip, including products for devices smartwatches, medical devices, and sensors. Founded in 2010 by University of Michigan researchers Scott Hanson, David Blaauw, and Dennis Sylvester, the company is headquartered in Austin, Texas. Its products employ Subthreshold Power Optimized Technology (SPOT) to reduce energy consumption and enable on-device edge AI. In 2025, Ambiq went public...

ALGM vs AMBQ — Head-to-Head

Bigger by revenue
ALGM
ALGM
12.6× larger
ALGM
$229.2M
$18.2M
AMBQ
Higher net margin
ALGM
ALGM
53.2% more per $
ALGM
3.6%
-49.6%
AMBQ

Income Statement — Q3 2026 vs Q3 2025

Metric
ALGM
ALGM
AMBQ
AMBQ
Revenue
$229.2M
$18.2M
Net Profit
$8.3M
$-9.0M
Gross Margin
46.7%
42.3%
Operating Margin
4.2%
-55.3%
Net Margin
3.6%
-49.6%
Revenue YoY
28.9%
Net Profit YoY
221.0%
EPS (diluted)
$0.04
$-0.72

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
ALGM
ALGM
AMBQ
AMBQ
Q4 25
$229.2M
Q3 25
$214.3M
$18.2M
Q2 25
$203.4M
$17.9M
Q1 25
$192.8M
Q4 24
$177.9M
Q3 24
$187.4M
Q2 24
$166.9M
Q1 24
$240.6M
Net Profit
ALGM
ALGM
AMBQ
AMBQ
Q4 25
$8.3M
Q3 25
$6.5M
$-9.0M
Q2 25
$-13.2M
$-8.5M
Q1 25
$-14.8M
Q4 24
$-6.9M
Q3 24
$-33.7M
Q2 24
$-17.7M
Q1 24
$-7.1M
Gross Margin
ALGM
ALGM
AMBQ
AMBQ
Q4 25
46.7%
Q3 25
46.3%
42.3%
Q2 25
44.9%
40.1%
Q1 25
41.4%
Q4 24
45.7%
Q3 24
45.7%
Q2 24
44.8%
Q1 24
51.2%
Operating Margin
ALGM
ALGM
AMBQ
AMBQ
Q4 25
4.2%
Q3 25
2.9%
-55.3%
Q2 25
-1.3%
-49.2%
Q1 25
-6.8%
Q4 24
-0.0%
Q3 24
2.2%
Q2 24
-6.4%
Q1 24
6.6%
Net Margin
ALGM
ALGM
AMBQ
AMBQ
Q4 25
3.6%
Q3 25
3.0%
-49.6%
Q2 25
-6.5%
-47.5%
Q1 25
-7.7%
Q4 24
-3.9%
Q3 24
-18.0%
Q2 24
-10.6%
Q1 24
-3.0%
EPS (diluted)
ALGM
ALGM
AMBQ
AMBQ
Q4 25
$0.04
Q3 25
$0.03
$-0.72
Q2 25
$-0.07
$-18.89
Q1 25
$-0.08
Q4 24
$-0.04
Q3 24
$-0.18
Q2 24
$-0.09
Q1 24
$-0.04

Balance Sheet & Financial Strength

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

Metric
ALGM
ALGM
AMBQ
AMBQ
Cash + ST InvestmentsLiquidity on hand
$155.2M
$146.5M
Total DebtLower is stronger
$280.7M
Stockholders' EquityBook value
$962.7M
$169.8M
Total Assets
$1.4B
$186.7M
Debt / EquityLower = less leverage
0.29×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALGM
ALGM
AMBQ
AMBQ
Q4 25
$155.2M
Q3 25
$117.5M
$146.5M
Q2 25
$129.1M
$47.5M
Q1 25
$121.3M
Q4 24
$138.5M
Q3 24
$188.8M
Q2 24
$173.1M
Q1 24
$212.1M
Total Debt
ALGM
ALGM
AMBQ
AMBQ
Q4 25
$280.7M
Q3 25
$280.4M
Q2 25
$304.8M
Q1 25
$338.9M
Q4 24
$368.7M
Q3 24
$393.0M
Q2 24
$195.8M
Q1 24
$245.1M
Stockholders' Equity
ALGM
ALGM
AMBQ
AMBQ
Q4 25
$962.7M
Q3 25
$944.2M
$169.8M
Q2 25
$922.7M
$-307.3M
Q1 25
$929.6M
Q4 24
$933.0M
Q3 24
$937.3M
Q2 24
$1.1B
Q1 24
$1.1B
Total Assets
ALGM
ALGM
AMBQ
AMBQ
Q4 25
$1.4B
Q3 25
$1.4B
$186.7M
Q2 25
$1.4B
$89.2M
Q1 25
$1.4B
Q4 24
$1.4B
Q3 24
$1.5B
Q2 24
$1.4B
Q1 24
$1.5B
Debt / Equity
ALGM
ALGM
AMBQ
AMBQ
Q4 25
0.29×
Q3 25
0.30×
Q2 25
0.33×
Q1 25
0.36×
Q4 24
0.40×
Q3 24
0.42×
Q2 24
0.18×
Q1 24
0.22×

Cash Flow & Capital Efficiency

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

Metric
ALGM
ALGM
AMBQ
AMBQ
Operating Cash FlowLast quarter
$45.4M
$-5.0M
Free Cash FlowOCF − Capex
$41.3M
FCF MarginFCF / Revenue
18.0%
Capex IntensityCapex / Revenue
1.8%
Cash ConversionOCF / Net Profit
5.47×
TTM Free Cash FlowTrailing 4 quarters
$121.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALGM
ALGM
AMBQ
AMBQ
Q4 25
$45.4M
Q3 25
$20.4M
$-5.0M
Q2 25
$61.6M
$-10.5M
Q1 25
$20.4M
Q4 24
$-8.2M
Q3 24
$15.5M
Q2 24
$34.2M
Q1 24
$12.8M
Free Cash Flow
ALGM
ALGM
AMBQ
AMBQ
Q4 25
$41.3M
Q3 25
$13.9M
Q2 25
$51.0M
Q1 25
$15.0M
Q4 24
$-21.8M
Q3 24
$5.6M
Q2 24
$23.2M
Q1 24
$-1.5M
FCF Margin
ALGM
ALGM
AMBQ
AMBQ
Q4 25
18.0%
Q3 25
6.5%
Q2 25
25.1%
Q1 25
7.8%
Q4 24
-12.3%
Q3 24
3.0%
Q2 24
13.9%
Q1 24
-0.6%
Capex Intensity
ALGM
ALGM
AMBQ
AMBQ
Q4 25
1.8%
Q3 25
3.0%
Q2 25
5.2%
Q1 25
2.8%
Q4 24
7.7%
Q3 24
5.3%
Q2 24
6.6%
Q1 24
5.9%
Cash Conversion
ALGM
ALGM
AMBQ
AMBQ
Q4 25
5.47×
Q3 25
3.12×
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

ALGM
ALGM

Automotive End Market$164.5M72%
Industrial And Other End Market$64.7M28%

AMBQ
AMBQ

Segment breakdown not available.

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