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

OIL STATES INTERNATIONAL, INC is the larger business by last-quarter revenue ($178.5M vs $162.3M, roughly 1.1× ALPHA & OMEGA SEMICONDUCTOR Ltd). ALPHA & OMEGA SEMICONDUCTOR Ltd runs the higher net margin — -8.2% vs -65.7%, a 57.5% gap on every dollar of revenue. On growth, OIL STATES INTERNATIONAL, INC posted the faster year-over-year revenue change (8.4% vs -6.3%). OIL STATES INTERNATIONAL, INC produced more free cash flow last quarter ($47.1M vs $-23.1M). Over the past eight quarters, ALPHA & OMEGA SEMICONDUCTOR Ltd's revenue compounded faster (4.0% CAGR vs 3.3%).

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.

Oil States International, Inc. is an American multinational corporation. It focuses on providing services to oil and gas companies. It is a public company listed on the New York Stock Exchange.

AOSL vs OIS — Head-to-Head

Bigger by revenue
OIS
OIS
1.1× larger
OIS
$178.5M
$162.3M
AOSL
Growing faster (revenue YoY)
OIS
OIS
+14.7% gap
OIS
8.4%
-6.3%
AOSL
Higher net margin
AOSL
AOSL
57.5% more per $
AOSL
-8.2%
-65.7%
OIS
More free cash flow
OIS
OIS
$70.2M more FCF
OIS
$47.1M
$-23.1M
AOSL
Faster 2-yr revenue CAGR
AOSL
AOSL
Annualised
AOSL
4.0%
3.3%
OIS

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
AOSL
AOSL
OIS
OIS
Revenue
$162.3M
$178.5M
Net Profit
$-13.3M
$-117.2M
Gross Margin
21.5%
10.9%
Operating Margin
-8.4%
-63.7%
Net Margin
-8.2%
-65.7%
Revenue YoY
-6.3%
8.4%
Net Profit YoY
-101.0%
-873.2%
EPS (diluted)
$-0.45
$-1.99

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
OIS
OIS
Q4 25
$162.3M
$178.5M
Q3 25
$182.5M
$165.2M
Q2 25
$176.5M
$165.4M
Q1 25
$164.6M
$159.9M
Q4 24
$173.2M
$164.6M
Q3 24
$181.9M
$174.3M
Q2 24
$161.3M
$186.4M
Q1 24
$150.1M
$167.3M
Net Profit
AOSL
AOSL
OIS
OIS
Q4 25
$-13.3M
$-117.2M
Q3 25
$-2.1M
$1.9M
Q2 25
$-77.1M
$2.8M
Q1 25
$-10.8M
$3.2M
Q4 24
$-6.6M
$15.2M
Q3 24
$-2.5M
$-14.3M
Q2 24
$-2.7M
$1.3M
Q1 24
$-11.2M
$-13.4M
Gross Margin
AOSL
AOSL
OIS
OIS
Q4 25
21.5%
10.9%
Q3 25
23.5%
22.1%
Q2 25
23.4%
24.2%
Q1 25
21.4%
23.3%
Q4 24
23.1%
23.7%
Q3 24
24.5%
21.7%
Q2 24
25.7%
23.8%
Q1 24
23.7%
21.1%
Operating Margin
AOSL
AOSL
OIS
OIS
Q4 25
-8.4%
-63.7%
Q3 25
-2.5%
2.9%
Q2 25
-6.6%
3.2%
Q1 25
-6.5%
3.5%
Q4 24
-3.4%
11.2%
Q3 24
-0.1%
-6.3%
Q2 24
-0.9%
1.1%
Q1 24
-7.0%
-6.7%
Net Margin
AOSL
AOSL
OIS
OIS
Q4 25
-8.2%
-65.7%
Q3 25
-1.2%
1.2%
Q2 25
-43.7%
1.7%
Q1 25
-6.6%
2.0%
Q4 24
-3.8%
9.2%
Q3 24
-1.4%
-8.2%
Q2 24
-1.7%
0.7%
Q1 24
-7.5%
-8.0%
EPS (diluted)
AOSL
AOSL
OIS
OIS
Q4 25
$-0.45
$-1.99
Q3 25
$-0.07
$0.03
Q2 25
$-2.61
$0.05
Q1 25
$-0.37
$0.05
Q4 24
$-0.23
$0.24
Q3 24
$-0.09
$-0.23
Q2 24
$-0.09
$0.02
Q1 24
$-0.39
$-0.21

Balance Sheet & Financial Strength

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

Metric
AOSL
AOSL
OIS
OIS
Cash + ST InvestmentsLiquidity on hand
$196.3M
$69.9M
Total DebtLower is stronger
$1.7M
Stockholders' EquityBook value
$818.8M
$573.2M
Total Assets
$1.0B
$883.4M
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AOSL
AOSL
OIS
OIS
Q4 25
$196.3M
$69.9M
Q3 25
$223.5M
$67.1M
Q2 25
$153.1M
$53.9M
Q1 25
$169.4M
$66.8M
Q4 24
$182.6M
$65.4M
Q3 24
$176.0M
$46.0M
Q2 24
$175.1M
$25.2M
Q1 24
$174.4M
$24.1M
Total Debt
AOSL
AOSL
OIS
OIS
Q4 25
$1.7M
Q3 25
$1.9M
Q2 25
$14.9M
$1.9M
Q1 25
$124.7M
Q4 24
$124.7M
Q3 24
$124.6M
Q2 24
$26.7M
$124.3M
Q1 24
$135.6M
Stockholders' Equity
AOSL
AOSL
OIS
OIS
Q4 25
$818.8M
$573.2M
Q3 25
$834.1M
$689.0M
Q2 25
$822.3M
$690.6M
Q1 25
$886.3M
$683.4M
Q4 24
$902.6M
$680.7M
Q3 24
$895.3M
$684.8M
Q2 24
$891.6M
$690.4M
Q1 24
$888.9M
$692.3M
Total Assets
AOSL
AOSL
OIS
OIS
Q4 25
$1.0B
$883.4M
Q3 25
$1.0B
$1.0B
Q2 25
$1.0B
$993.7M
Q1 25
$1.1B
$990.7M
Q4 24
$1.1B
$1.0B
Q3 24
$1.1B
$994.1M
Q2 24
$1.1B
$1.0B
Q1 24
$1.2B
$1.0B
Debt / Equity
AOSL
AOSL
OIS
OIS
Q4 25
0.00×
Q3 25
0.00×
Q2 25
0.02×
0.00×
Q1 25
0.18×
Q4 24
0.18×
Q3 24
0.18×
Q2 24
0.03×
0.18×
Q1 24
0.20×

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
OIS
OIS
Operating Cash FlowLast quarter
$-8.1M
$50.1M
Free Cash FlowOCF − Capex
$-23.1M
$47.1M
FCF MarginFCF / Revenue
-14.2%
26.4%
Capex IntensityCapex / Revenue
9.2%
1.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-40.9M
$73.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AOSL
AOSL
OIS
OIS
Q4 25
$-8.1M
$50.1M
Q3 25
$10.2M
$30.7M
Q2 25
$-2.8M
$15.0M
Q1 25
$7.4M
$9.3M
Q4 24
$14.1M
$18.2M
Q3 24
$11.0M
$28.8M
Q2 24
$7.1M
$10.2M
Q1 24
$28.2M
$-11.4M
Free Cash Flow
AOSL
AOSL
OIS
OIS
Q4 25
$-23.1M
$47.1M
Q3 25
$420.0K
$22.0M
Q2 25
$-17.2M
$4.7M
Q1 25
$-1.1M
$137.0K
Q4 24
$6.6M
$4.0M
Q3 24
$4.1M
$21.4M
Q2 24
$-210.0K
$4.5M
Q1 24
$20.5M
$-21.5M
FCF Margin
AOSL
AOSL
OIS
OIS
Q4 25
-14.2%
26.4%
Q3 25
0.2%
13.3%
Q2 25
-9.7%
2.8%
Q1 25
-0.6%
0.1%
Q4 24
3.8%
2.4%
Q3 24
2.3%
12.3%
Q2 24
-0.1%
2.4%
Q1 24
13.7%
-12.8%
Capex Intensity
AOSL
AOSL
OIS
OIS
Q4 25
9.2%
1.7%
Q3 25
5.4%
5.3%
Q2 25
8.1%
6.2%
Q1 25
5.1%
5.7%
Q4 24
4.3%
8.6%
Q3 24
3.8%
4.3%
Q2 24
4.5%
3.1%
Q1 24
5.2%
6.0%
Cash Conversion
AOSL
AOSL
OIS
OIS
Q4 25
Q3 25
16.15×
Q2 25
5.33×
Q1 25
2.94×
Q4 24
1.20×
Q3 24
Q2 24
7.87×
Q1 24

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%

OIS
OIS

Project Driven$112.6M63%
Downhole Technologies$32.1M18%
Completion And Production Services$23.1M13%
Military And Other Products$10.7M6%

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