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Side-by-side financial comparison of ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL) and PREFORMED LINE PRODUCTS CO (PLPC). Click either name above to swap in a different company.

PREFORMED LINE PRODUCTS CO is the larger business by last-quarter revenue ($173.1M vs $162.3M, roughly 1.1× ALPHA & OMEGA SEMICONDUCTOR Ltd). PREFORMED LINE PRODUCTS CO runs the higher net margin — 4.9% vs -8.2%, a 13.1% gap on every dollar of revenue. On growth, PREFORMED LINE PRODUCTS CO posted the faster year-over-year revenue change (3.6% vs -6.3%). PREFORMED LINE PRODUCTS CO produced more free cash flow last quarter ($11.8M vs $-23.1M). Over the past eight quarters, PREFORMED LINE PRODUCTS CO's revenue compounded faster (10.8% 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.

Preformed Line Products Co (PLPC) designs, manufactures and supplies engineered hardware for power transmission, telecommunications, and renewable energy infrastructure sectors. It serves utility, network operator and industrial customers across global regions, offering solutions that boost network reliability and operational efficiency.

AOSL vs PLPC — Head-to-Head

Bigger by revenue
PLPC
PLPC
1.1× larger
PLPC
$173.1M
$162.3M
AOSL
Growing faster (revenue YoY)
PLPC
PLPC
+9.9% gap
PLPC
3.6%
-6.3%
AOSL
Higher net margin
PLPC
PLPC
13.1% more per $
PLPC
4.9%
-8.2%
AOSL
More free cash flow
PLPC
PLPC
$34.9M more FCF
PLPC
$11.8M
$-23.1M
AOSL
Faster 2-yr revenue CAGR
PLPC
PLPC
Annualised
PLPC
10.8%
4.0%
AOSL

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
AOSL
AOSL
PLPC
PLPC
Revenue
$162.3M
$173.1M
Net Profit
$-13.3M
$8.4M
Gross Margin
21.5%
29.8%
Operating Margin
-8.4%
6.8%
Net Margin
-8.2%
4.9%
Revenue YoY
-6.3%
3.6%
Net Profit YoY
-101.0%
-19.3%
EPS (diluted)
$-0.45
$1.72

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
AOSL
AOSL
PLPC
PLPC
Q4 25
$162.3M
$173.1M
Q3 25
$182.5M
$178.1M
Q2 25
$176.5M
$169.6M
Q1 25
$164.6M
$148.5M
Q4 24
$173.2M
$167.1M
Q3 24
$181.9M
$147.0M
Q2 24
$161.3M
$138.7M
Q1 24
$150.1M
$140.9M
Net Profit
AOSL
AOSL
PLPC
PLPC
Q4 25
$-13.3M
$8.4M
Q3 25
$-2.1M
$2.6M
Q2 25
$-77.1M
$12.7M
Q1 25
$-10.8M
$11.5M
Q4 24
$-6.6M
$10.5M
Q3 24
$-2.5M
$7.7M
Q2 24
$-2.7M
$9.4M
Q1 24
$-11.2M
$9.6M
Gross Margin
AOSL
AOSL
PLPC
PLPC
Q4 25
21.5%
29.8%
Q3 25
23.5%
29.7%
Q2 25
23.4%
32.7%
Q1 25
21.4%
32.8%
Q4 24
23.1%
33.3%
Q3 24
24.5%
31.1%
Q2 24
25.7%
31.9%
Q1 24
23.7%
31.3%
Operating Margin
AOSL
AOSL
PLPC
PLPC
Q4 25
-8.4%
6.8%
Q3 25
-2.5%
7.4%
Q2 25
-6.6%
10.1%
Q1 25
-6.5%
8.8%
Q4 24
-3.4%
10.5%
Q3 24
-0.1%
7.1%
Q2 24
-0.9%
8.1%
Q1 24
-7.0%
8.2%
Net Margin
AOSL
AOSL
PLPC
PLPC
Q4 25
-8.2%
4.9%
Q3 25
-1.2%
1.5%
Q2 25
-43.7%
7.5%
Q1 25
-6.6%
7.8%
Q4 24
-3.8%
6.3%
Q3 24
-1.4%
5.2%
Q2 24
-1.7%
6.8%
Q1 24
-7.5%
6.8%
EPS (diluted)
AOSL
AOSL
PLPC
PLPC
Q4 25
$-0.45
$1.72
Q3 25
$-0.07
$0.53
Q2 25
$-2.61
$2.56
Q1 25
$-0.37
$2.33
Q4 24
$-0.23
$2.13
Q3 24
$-0.09
$1.54
Q2 24
$-0.09
$1.89
Q1 24
$-0.39
$1.94

Balance Sheet & Financial Strength

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

Metric
AOSL
AOSL
PLPC
PLPC
Cash + ST InvestmentsLiquidity on hand
$196.3M
Total DebtLower is stronger
$38.3M
Stockholders' EquityBook value
$818.8M
$475.5M
Total Assets
$1.0B
$653.6M
Debt / EquityLower = less leverage
0.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AOSL
AOSL
PLPC
PLPC
Q4 25
$196.3M
Q3 25
$223.5M
Q2 25
$153.1M
Q1 25
$169.4M
Q4 24
$182.6M
Q3 24
$176.0M
Q2 24
$175.1M
Q1 24
$174.4M
Total Debt
AOSL
AOSL
PLPC
PLPC
Q4 25
$38.3M
Q3 25
$36.0M
Q2 25
$14.9M
$31.8M
Q1 25
$29.1M
Q4 24
$20.8M
Q3 24
$27.2M
Q2 24
$26.7M
$31.6M
Q1 24
$55.0M
Stockholders' Equity
AOSL
AOSL
PLPC
PLPC
Q4 25
$818.8M
$475.5M
Q3 25
$834.1M
$466.3M
Q2 25
$822.3M
$460.7M
Q1 25
$886.3M
$435.8M
Q4 24
$902.6M
$422.3M
Q3 24
$895.3M
$429.0M
Q2 24
$891.6M
$416.2M
Q1 24
$888.9M
$413.4M
Total Assets
AOSL
AOSL
PLPC
PLPC
Q4 25
$1.0B
$653.6M
Q3 25
$1.0B
$644.6M
Q2 25
$1.0B
$631.5M
Q1 25
$1.1B
$592.5M
Q4 24
$1.1B
$573.9M
Q3 24
$1.1B
$592.0M
Q2 24
$1.1B
$572.6M
Q1 24
$1.2B
$586.1M
Debt / Equity
AOSL
AOSL
PLPC
PLPC
Q4 25
0.08×
Q3 25
0.08×
Q2 25
0.02×
0.07×
Q1 25
0.07×
Q4 24
0.05×
Q3 24
0.06×
Q2 24
0.03×
0.08×
Q1 24
0.13×

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
PLPC
PLPC
Operating Cash FlowLast quarter
$-8.1M
$21.9M
Free Cash FlowOCF − Capex
$-23.1M
$11.8M
FCF MarginFCF / Revenue
-14.2%
6.8%
Capex IntensityCapex / Revenue
9.2%
5.9%
Cash ConversionOCF / Net Profit
2.60×
TTM Free Cash FlowTrailing 4 quarters
$-40.9M
$33.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AOSL
AOSL
PLPC
PLPC
Q4 25
$-8.1M
$21.9M
Q3 25
$10.2M
$18.9M
Q2 25
$-2.8M
$26.9M
Q1 25
$7.4M
$5.7M
Q4 24
$14.1M
$24.1M
Q3 24
$11.0M
$9.4M
Q2 24
$7.1M
$28.3M
Q1 24
$28.2M
$5.8M
Free Cash Flow
AOSL
AOSL
PLPC
PLPC
Q4 25
$-23.1M
$11.8M
Q3 25
$420.0K
$8.3M
Q2 25
$-17.2M
$18.6M
Q1 25
$-1.1M
$-5.3M
Q4 24
$6.6M
$20.6M
Q3 24
$4.1M
$5.8M
Q2 24
$-210.0K
$24.6M
Q1 24
$20.5M
$1.8M
FCF Margin
AOSL
AOSL
PLPC
PLPC
Q4 25
-14.2%
6.8%
Q3 25
0.2%
4.7%
Q2 25
-9.7%
10.9%
Q1 25
-0.6%
-3.6%
Q4 24
3.8%
12.3%
Q3 24
2.3%
3.9%
Q2 24
-0.1%
17.7%
Q1 24
13.7%
1.3%
Capex Intensity
AOSL
AOSL
PLPC
PLPC
Q4 25
9.2%
5.9%
Q3 25
5.4%
6.0%
Q2 25
8.1%
4.9%
Q1 25
5.1%
7.4%
Q4 24
4.3%
2.1%
Q3 24
3.8%
2.4%
Q2 24
4.5%
2.7%
Q1 24
5.2%
2.8%
Cash Conversion
AOSL
AOSL
PLPC
PLPC
Q4 25
2.60×
Q3 25
7.21×
Q2 25
2.12×
Q1 25
0.49×
Q4 24
2.30×
Q3 24
1.22×
Q2 24
3.02×
Q1 24
0.60×

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%

PLPC
PLPC

Segment breakdown not available.

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