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

ALLEGRO MICROSYSTEMS, INC. is the larger business by last-quarter revenue ($229.2M vs $108.5M, roughly 2.1× AMBARELLA INC). ALLEGRO MICROSYSTEMS, INC. runs the higher net margin — 3.6% vs -13.9%, a 17.6% gap on every dollar of revenue. On growth, AMBARELLA INC posted the faster year-over-year revenue change (31.2% vs 28.9%). ALLEGRO MICROSYSTEMS, INC. produced more free cash flow last quarter ($41.3M vs $31.4M). Over the past eight quarters, AMBARELLA INC's revenue compounded faster (45.0% CAGR vs -2.4%).

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.

Ambarella, Inc. is an American fabless semiconductor design company, focusing on low-power, high-definition (HD) and Ultra HD video compression, image processing, and computer vision processors. Ambarella's products are used in a wide variety of human and computer vision applications, including video security, advanced driver assistance systems (ADAS), electronic mirror, drive recorder, driver and in-cabin monitoring, autonomous driving, and robotics applications. Ambarella's system on chips ...

ALGM vs AMBA — Head-to-Head

Bigger by revenue
ALGM
ALGM
2.1× larger
ALGM
$229.2M
$108.5M
AMBA
Growing faster (revenue YoY)
AMBA
AMBA
+2.4% gap
AMBA
31.2%
28.9%
ALGM
Higher net margin
ALGM
ALGM
17.6% more per $
ALGM
3.6%
-13.9%
AMBA
More free cash flow
ALGM
ALGM
$9.8M more FCF
ALGM
$41.3M
$31.4M
AMBA
Faster 2-yr revenue CAGR
AMBA
AMBA
Annualised
AMBA
45.0%
-2.4%
ALGM

Income Statement — Q3 2026 vs Q3 2026

Metric
ALGM
ALGM
AMBA
AMBA
Revenue
$229.2M
$108.5M
Net Profit
$8.3M
$-15.1M
Gross Margin
46.7%
59.6%
Operating Margin
4.2%
-15.0%
Net Margin
3.6%
-13.9%
Revenue YoY
28.9%
31.2%
Net Profit YoY
221.0%
37.2%
EPS (diluted)
$0.04
$-0.35

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
AMBA
AMBA
Q4 25
$229.2M
$108.5M
Q3 25
$214.3M
$95.5M
Q2 25
$203.4M
$85.9M
Q1 25
$192.8M
$84.0M
Q4 24
$177.9M
$82.7M
Q3 24
$187.4M
$63.7M
Q2 24
$166.9M
$54.5M
Q1 24
$240.6M
$51.6M
Net Profit
ALGM
ALGM
AMBA
AMBA
Q4 25
$8.3M
$-15.1M
Q3 25
$6.5M
$-20.0M
Q2 25
$-13.2M
$-24.3M
Q1 25
$-14.8M
$-20.2M
Q4 24
$-6.9M
$-24.1M
Q3 24
$-33.7M
$-34.9M
Q2 24
$-17.7M
$-37.9M
Q1 24
$-7.1M
$-60.6M
Gross Margin
ALGM
ALGM
AMBA
AMBA
Q4 25
46.7%
59.6%
Q3 25
46.3%
58.9%
Q2 25
44.9%
60.0%
Q1 25
41.4%
60.0%
Q4 24
45.7%
60.6%
Q3 24
45.7%
60.8%
Q2 24
44.8%
60.9%
Q1 24
51.2%
59.8%
Operating Margin
ALGM
ALGM
AMBA
AMBA
Q4 25
4.2%
-15.0%
Q3 25
2.9%
-23.0%
Q2 25
-1.3%
-30.1%
Q1 25
-6.8%
-30.2%
Q4 24
-0.0%
-30.9%
Q3 24
2.2%
-56.9%
Q2 24
-6.4%
-72.4%
Q1 24
6.6%
-80.8%
Net Margin
ALGM
ALGM
AMBA
AMBA
Q4 25
3.6%
-13.9%
Q3 25
3.0%
-20.9%
Q2 25
-6.5%
-28.3%
Q1 25
-7.7%
-24.1%
Q4 24
-3.9%
-29.1%
Q3 24
-18.0%
-54.8%
Q2 24
-10.6%
-69.6%
Q1 24
-3.0%
-117.4%
EPS (diluted)
ALGM
ALGM
AMBA
AMBA
Q4 25
$0.04
$-0.35
Q3 25
$0.03
$-0.47
Q2 25
$-0.07
$-0.58
Q1 25
$-0.08
$-0.48
Q4 24
$-0.04
$-0.58
Q3 24
$-0.18
$-0.85
Q2 24
$-0.09
$-0.93
Q1 24
$-0.04
$-1.51

Balance Sheet & Financial Strength

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

Metric
ALGM
ALGM
AMBA
AMBA
Cash + ST InvestmentsLiquidity on hand
$155.2M
$174.1M
Total DebtLower is stronger
$280.7M
Stockholders' EquityBook value
$962.7M
$590.1M
Total Assets
$1.4B
$751.9M
Debt / EquityLower = less leverage
0.29×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALGM
ALGM
AMBA
AMBA
Q4 25
$155.2M
$174.1M
Q3 25
$117.5M
$142.7M
Q2 25
$129.1M
$141.3M
Q1 25
$121.3M
$144.6M
Q4 24
$138.5M
$127.1M
Q3 24
$188.8M
$153.9M
Q2 24
$173.1M
$131.8M
Q1 24
$212.1M
$144.9M
Total Debt
ALGM
ALGM
AMBA
AMBA
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
AMBA
AMBA
Q4 25
$962.7M
$590.1M
Q3 25
$944.2M
$576.5M
Q2 25
$922.7M
$572.7M
Q1 25
$929.6M
$561.4M
Q4 24
$933.0M
$554.3M
Q3 24
$937.3M
$547.6M
Q2 24
$1.1B
$555.4M
Q1 24
$1.1B
$559.9M
Total Assets
ALGM
ALGM
AMBA
AMBA
Q4 25
$1.4B
$751.9M
Q3 25
$1.4B
$706.4M
Q2 25
$1.4B
$701.9M
Q1 25
$1.4B
$689.0M
Q4 24
$1.4B
$670.8M
Q3 24
$1.5B
$650.3M
Q2 24
$1.4B
$638.7M
Q1 24
$1.5B
$657.7M
Debt / Equity
ALGM
ALGM
AMBA
AMBA
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
AMBA
AMBA
Operating Cash FlowLast quarter
$45.4M
$34.3M
Free Cash FlowOCF − Capex
$41.3M
$31.4M
FCF MarginFCF / Revenue
18.0%
29.0%
Capex IntensityCapex / Revenue
1.8%
2.7%
Cash ConversionOCF / Net Profit
5.47×
TTM Free Cash FlowTrailing 4 quarters
$121.2M
$64.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALGM
ALGM
AMBA
AMBA
Q4 25
$45.4M
$34.3M
Q3 25
$20.4M
$5.5M
Q2 25
$61.6M
$14.8M
Q1 25
$20.4M
$25.4M
Q4 24
$-8.2M
$6.6M
Q3 24
$15.5M
$16.7M
Q2 24
$34.2M
$-15.0M
Q1 24
$12.8M
$-4.0M
Free Cash Flow
ALGM
ALGM
AMBA
AMBA
Q4 25
$41.3M
$31.4M
Q3 25
$13.9M
$1.4M
Q2 25
$51.0M
$10.2M
Q1 25
$15.0M
$21.2M
Q4 24
$-21.8M
$4.1M
Q3 24
$5.6M
$14.2M
Q2 24
$23.2M
$-16.1M
Q1 24
$-1.5M
$-6.0M
FCF Margin
ALGM
ALGM
AMBA
AMBA
Q4 25
18.0%
29.0%
Q3 25
6.5%
1.4%
Q2 25
25.1%
11.9%
Q1 25
7.8%
25.3%
Q4 24
-12.3%
5.0%
Q3 24
3.0%
22.2%
Q2 24
13.9%
-29.5%
Q1 24
-0.6%
-11.6%
Capex Intensity
ALGM
ALGM
AMBA
AMBA
Q4 25
1.8%
2.7%
Q3 25
3.0%
4.3%
Q2 25
5.2%
5.3%
Q1 25
2.8%
5.0%
Q4 24
7.7%
3.0%
Q3 24
5.3%
4.0%
Q2 24
6.6%
2.1%
Q1 24
5.9%
3.7%
Cash Conversion
ALGM
ALGM
AMBA
AMBA
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%

AMBA
AMBA

TW$76.0M70%
Asia Pacific Other Than Taiwan$20.2M19%
North America Other Than United States$7.4M7%
Other$5.0M5%

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