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Side-by-side financial comparison of ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL) and POWER SOLUTIONS INTERNATIONAL, INC. (PSIX). Click either name above to swap in a different company.

POWER SOLUTIONS INTERNATIONAL, INC. is the larger business by last-quarter revenue ($191.2M vs $162.3M, roughly 1.2× ALPHA & OMEGA SEMICONDUCTOR Ltd). POWER SOLUTIONS INTERNATIONAL, INC. runs the higher net margin — 8.4% vs -8.2%, a 16.6% gap on every dollar of revenue. On growth, POWER SOLUTIONS INTERNATIONAL, INC. posted the faster year-over-year revenue change (32.5% vs -6.3%). POWER SOLUTIONS INTERNATIONAL, INC. produced more free cash flow last quarter ($-7.6M vs $-23.1M). Over the past eight quarters, POWER SOLUTIONS INTERNATIONAL, INC.'s revenue compounded faster (41.7% CAGR vs 4.0%).

Alpha & Omega Semiconductor Ltd designs, manufactures and markets a broad portfolio of power semiconductors, including power MOSFETs, IGBTs, analog ICs and power management modules. Its products are applied across consumer electronics, industrial equipment, automotive systems, telecom and computing segments, with sales networks covering major global markets.

Adani Energy Solutions Ltd, formerly known as Adani Transmission Ltd, is an electric power transmission and distribution company headquartered in Ahmedabad. As of April 2025, the company operates a cumulative transmission network of 26,696 circuit kilometers and is one of the largest private sector power transmission companies operating in India.

AOSL vs PSIX — Head-to-Head

Bigger by revenue
PSIX
PSIX
1.2× larger
PSIX
$191.2M
$162.3M
AOSL
Growing faster (revenue YoY)
PSIX
PSIX
+38.8% gap
PSIX
32.5%
-6.3%
AOSL
Higher net margin
PSIX
PSIX
16.6% more per $
PSIX
8.4%
-8.2%
AOSL
More free cash flow
PSIX
PSIX
$15.5M more FCF
PSIX
$-7.6M
$-23.1M
AOSL
Faster 2-yr revenue CAGR
PSIX
PSIX
Annualised
PSIX
41.7%
4.0%
AOSL

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
AOSL
AOSL
PSIX
PSIX
Revenue
$162.3M
$191.2M
Net Profit
$-13.3M
$16.1M
Gross Margin
21.5%
21.9%
Operating Margin
-8.4%
12.7%
Net Margin
-8.2%
8.4%
Revenue YoY
-6.3%
32.5%
Net Profit YoY
-101.0%
-31.0%
EPS (diluted)
$-0.45
$0.69

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
AOSL
AOSL
PSIX
PSIX
Q4 25
$162.3M
$191.2M
Q3 25
$182.5M
$203.8M
Q2 25
$176.5M
$191.9M
Q1 25
$164.6M
$135.4M
Q4 24
$173.2M
$144.3M
Q3 24
$181.9M
$125.8M
Q2 24
$161.3M
$110.6M
Q1 24
$150.1M
$95.2M
Net Profit
AOSL
AOSL
PSIX
PSIX
Q4 25
$-13.3M
$16.1M
Q3 25
$-2.1M
$27.6M
Q2 25
$-77.1M
$51.2M
Q1 25
$-10.8M
$19.1M
Q4 24
$-6.6M
$23.3M
Q3 24
$-2.5M
$17.3M
Q2 24
$-2.7M
$21.5M
Q1 24
$-11.2M
$7.1M
Gross Margin
AOSL
AOSL
PSIX
PSIX
Q4 25
21.5%
21.9%
Q3 25
23.5%
23.9%
Q2 25
23.4%
28.2%
Q1 25
21.4%
29.7%
Q4 24
23.1%
29.9%
Q3 24
24.5%
28.9%
Q2 24
25.7%
31.8%
Q1 24
23.7%
27.0%
Operating Margin
AOSL
AOSL
PSIX
PSIX
Q4 25
-8.4%
12.7%
Q3 25
-2.5%
13.9%
Q2 25
-6.6%
16.9%
Q1 25
-6.5%
18.2%
Q4 24
-3.4%
17.5%
Q3 24
-0.1%
16.3%
Q2 24
-0.9%
22.9%
Q1 24
-7.0%
11.2%
Net Margin
AOSL
AOSL
PSIX
PSIX
Q4 25
-8.2%
8.4%
Q3 25
-1.2%
13.5%
Q2 25
-43.7%
26.7%
Q1 25
-6.6%
14.1%
Q4 24
-3.8%
16.1%
Q3 24
-1.4%
13.8%
Q2 24
-1.7%
19.5%
Q1 24
-7.5%
7.5%
EPS (diluted)
AOSL
AOSL
PSIX
PSIX
Q4 25
$-0.45
$0.69
Q3 25
$-0.07
$1.20
Q2 25
$-2.61
$2.22
Q1 25
$-0.37
$0.83
Q4 24
$-0.23
$1.01
Q3 24
$-0.09
$0.75
Q2 24
$-0.09
$0.94
Q1 24
$-0.39
$0.31

Balance Sheet & Financial Strength

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

Metric
AOSL
AOSL
PSIX
PSIX
Cash + ST InvestmentsLiquidity on hand
$196.3M
$41.3M
Total DebtLower is stronger
$96.6M
Stockholders' EquityBook value
$818.8M
$178.6M
Total Assets
$1.0B
$424.7M
Debt / EquityLower = less leverage
0.54×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AOSL
AOSL
PSIX
PSIX
Q4 25
$196.3M
$41.3M
Q3 25
$223.5M
$49.0M
Q2 25
$153.1M
$49.5M
Q1 25
$169.4M
$50.0M
Q4 24
$182.6M
$55.3M
Q3 24
$176.0M
$40.5M
Q2 24
$175.1M
$28.8M
Q1 24
$174.4M
$33.1M
Total Debt
AOSL
AOSL
PSIX
PSIX
Q4 25
$96.6M
Q3 25
$96.7M
Q2 25
$14.9M
$1.8M
Q1 25
$1.0M
Q4 24
$184.0K
Q3 24
$238.0K
Q2 24
$26.7M
$292.0K
Q1 24
$345.0K
Stockholders' Equity
AOSL
AOSL
PSIX
PSIX
Q4 25
$818.8M
$178.6M
Q3 25
$834.1M
$162.5M
Q2 25
$822.3M
$135.7M
Q1 25
$886.3M
$84.3M
Q4 24
$902.6M
$65.3M
Q3 24
$895.3M
$42.1M
Q2 24
$891.6M
$24.8M
Q1 24
$888.9M
$3.2M
Total Assets
AOSL
AOSL
PSIX
PSIX
Q4 25
$1.0B
$424.7M
Q3 25
$1.0B
$458.9M
Q2 25
$1.0B
$437.7M
Q1 25
$1.1B
$372.7M
Q4 24
$1.1B
$328.2M
Q3 24
$1.1B
$339.1M
Q2 24
$1.1B
$307.6M
Q1 24
$1.2B
$286.8M
Debt / Equity
AOSL
AOSL
PSIX
PSIX
Q4 25
0.54×
Q3 25
0.60×
Q2 25
0.02×
0.01×
Q1 25
0.01×
Q4 24
0.00×
Q3 24
0.01×
Q2 24
0.03×
0.01×
Q1 24
0.11×

Cash Flow & Capital Efficiency

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

Metric
AOSL
AOSL
PSIX
PSIX
Operating Cash FlowLast quarter
$-8.1M
$-4.6M
Free Cash FlowOCF − Capex
$-23.1M
$-7.6M
FCF MarginFCF / Revenue
-14.2%
-4.0%
Capex IntensityCapex / Revenue
9.2%
1.6%
Cash ConversionOCF / Net Profit
-0.29×
TTM Free Cash FlowTrailing 4 quarters
$-40.9M
$14.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AOSL
AOSL
PSIX
PSIX
Q4 25
$-8.1M
$-4.6M
Q3 25
$10.2M
$3.3M
Q2 25
$-2.8M
$16.7M
Q1 25
$7.4M
$8.8M
Q4 24
$14.1M
$32.7M
Q3 24
$11.0M
$12.6M
Q2 24
$7.1M
$1.5M
Q1 24
$28.2M
$15.6M
Free Cash Flow
AOSL
AOSL
PSIX
PSIX
Q4 25
$-23.1M
$-7.6M
Q3 25
$420.0K
$1.7M
Q2 25
$-17.2M
$14.6M
Q1 25
$-1.1M
$5.4M
Q4 24
$6.6M
$30.0M
Q3 24
$4.1M
$12.1M
Q2 24
$-210.0K
$822.0K
Q1 24
$20.5M
$14.8M
FCF Margin
AOSL
AOSL
PSIX
PSIX
Q4 25
-14.2%
-4.0%
Q3 25
0.2%
0.8%
Q2 25
-9.7%
7.6%
Q1 25
-0.6%
4.0%
Q4 24
3.8%
20.8%
Q3 24
2.3%
9.7%
Q2 24
-0.1%
0.7%
Q1 24
13.7%
15.6%
Capex Intensity
AOSL
AOSL
PSIX
PSIX
Q4 25
9.2%
1.6%
Q3 25
5.4%
0.8%
Q2 25
8.1%
1.1%
Q1 25
5.1%
2.5%
Q4 24
4.3%
1.8%
Q3 24
3.8%
0.3%
Q2 24
4.5%
0.6%
Q1 24
5.2%
0.9%
Cash Conversion
AOSL
AOSL
PSIX
PSIX
Q4 25
-0.29×
Q3 25
0.12×
Q2 25
0.33×
Q1 25
0.46×
Q4 24
1.40×
Q3 24
0.73×
Q2 24
0.07×
Q1 24
2.20×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AOSL
AOSL

Power Discrete$101.0M62%
Power Ic$58.8M36%
Packaging And Testing Services$2.5M2%

PSIX
PSIX

Energy End Market$153.4M80%
Industrial End Market$33.3M17%
Transportation End Market$4.6M2%

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