AOSL vs MU vs STM Stock Comparison

Alpha & Omega Semiconductor, Micron Technology and STMicroelectronics Prices as of Oct 29, 2026 Peers: Industry group
MU Micron Technology Inc
$934.27 -12.3% 1M +312.2% 1Y
Market cap
$988.36B
P/E
11.6x
Revenue (TTM)
$133.19B
Div. yield
0.00%
Semiconductor Manufacturing Technology
9 wins
STM STMicroelectronics N.V.
$50.01 -6.0% 1M +102.6% 1Y
Market cap
$41.31B
P/E
79.4x
Revenue (TTM)
$13.67B
Div. yield
–
Semiconductor Manufacturing Technology
1 win

Head to Head

11 decided of 12

Micron Technology leads on 9 of the 12 questions below (Micron Technology 9, Alpha & Omega Semiconductor 1, STMicroelectronics 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAOSLMUSTMLeader
Larger companyMarket capitalisation $680.19M $988.36B $41.31B MU
Cheaper on earningsLower P/E, profitable companies only -16.2x 11.6x 79.4x MU
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 5.1x 38.8x MU
Faster revenue growthRevenue growth, trailing twelve months -2.5% +256.3% +15.9% MU
More profitableNet margin, trailing twelve months -6.2% 63.8% 3.8% MU
Better return on capitalReturn on invested capital -5.4% 67.7% — MU
Less leveragedLower net debt / EBITDA -12.6x -0.4x — AOSL
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -13.9% +312.2% +102.6% MU
Better 5-year returnAnnualised price return, 5 years -6.5%/yr +68.4%/yr +1.0%/yr MU
Less volatileAnnualised volatility, 1 year 90.7% 81.0% 60.2% STM
Higher overall scoreMean of the five percentile scores vs peers 31/100 89/100 42/100 MU

Percentile Scorecard

AOSLMUSTM

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisAOSLMUSTM
Valuation 46 #51 of 94 88 #12 of 94 77 #22 of 94
Growth 2 #90 of 92 100 #1 of 92 15 #78 of 92
Profitability 22 #69 of 88 100 #1 of 88 32 #60 of 88
Financial Health 63 #36 of 96 76 #24 of 96 39 #59 of 96
Shareholder Returns 21 #57 of 72 79 #16 of 72 44 #41 of 72
Overall 31 89 42
  • AOSL ranked among 103 companies in Semiconductors
  • MU ranked among 103 companies in Semiconductors
  • STM ranked among 103 companies in Semiconductors

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodAOSLMUSTMSPY
1 month -10.5%-12.3%-6.0% +0.7%
3 months -20.6%+6.8%-5.7% +3.7%
6 months -43.1%+80.7%-9.3% +7.1%
Year to date +24.7%+227.3%+92.8% +12.8%
1 year -13.9%+312.2%+102.6% +11.9%
3 years +5.3%+1,314.1%+32.7% +85.2%
3 years, per year +1.7%+142.0%+9.9% +22.8%
5 years -28.7%+1,252.1%+5.0% +67.6%
5 years, per year -6.5%+68.4%+1.0% +10.9%
10 years +20.9%+5,331.8%+443.0% +262.0%
10 years, per year +1.9%+49.1%+18.4% +13.7%

Risk

MeasureAOSLMUSTMSPY
Volatility, 1Y 90.7%81.0%60.2% 12.7%
Downside volatility, 1Y 98.6%74.7%61.4% 12.6%
Beta vs S&P 500, 1Y 3.473.382.86 1.00
Return / volatility, 1Y -0.153.851.71 0.94
Max drawdown, 5Y -75.3%-57.8%-67.2% -25.4%
From 52-week high -53.7%-23.0%-37.4% -1.2%
52-week high $53.32$1,213.56$79.91 $779.14
52-week low $17.47$201.37$21.20 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleAOSLMUSTM
P/E now vs peer median -17.6xmedian 46.4x 12.4xmedian 46.4x 85.9xmedian 46.4x
P/S now vs peer median 1.1xmedian 7.8x 7.9xmedian 7.8x 3.3xmedian 7.8x
EV/EBITDA now vs peer median 40.6xmedian 27.5x 9.4xmedian 27.5x —median 27.5x
P/FCF now vs peer median -11.0xmedian 40.1x 17.9xmedian 40.1x —median 40.1x
P/B now vs peer median 0.9xmedian 4.7x 7.6xmedian 4.7x —median 4.7x
PEG now vs peer median 0.24median 2.10 0.08median 2.10 -1.70median 2.10

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsAOSLMUSTM
Revenue $678.93M $133.19B $13.67B
Gross profit $151.54M $107.50B $4.83B
Operating income -$43.20M $99.34B $991.00M
Net income -$42.27M $84.97B $107.00M
Free cash flow -$68.07M $58.96B –
R&D $103.86M $5.65B $2.15B
EPS (diluted) $-1.40 $74.34 $0.56
Cash & equivalents $180.77M $38.36B $2.61B
Total debt $18.90M $5.18B $3.21B
Shares (diluted) 29.95M 1.14B 923.05M
Enterprise value -$110.69M $893.99B $26.62B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricAOSLMUSTM
P/E -17.6x 12.4x 85.9x
P/FCF -11.0x 17.9x –
P/Operating cash flow -45.8x 11.8x –
P/S 1.1x 7.9x 3.3x
P/B 0.9x 7.6x –
P/Tangible book 0.9x 7.6x –
EV/EBITDA 40.6x 9.4x –
EV/EBIT -13.2x 10.3x 44.1x
EV/Revenue 0.8x 7.6x 3.2x
EV/FCF -8.4x 17.3x –
EV/Operating cash flow -35.0x 11.4x –
PEG (3Y EPS CAGR) 0.24 0.08 -1.70

Growth

14 metrics
MetricAOSLMUSTM
Revenue growth (1Y) -2.5% 256.3% 15.9%
Revenue CAGR (3Y) -0.6% 104.6% 1.3%
Gross profit growth (1Y) -5.9% 622.8% 18.5%
Gross profit CAGR (3Y) -8.8% 327.1% -17.0%
Operating income growth (1Y) -51.9% 916.8% 132.1%
Operating income CAGR (3Y) -57.6% 168.2% -41.2%
Net income growth (1Y) 56.4% 895.1% -80.1%
Net income CAGR (3Y) -75.6% 154.9% -71.0%
EPS growth (1Y) -101.0% 879.4% -1.5%
EPS CAGR (3Y) -74.9% 151.6% -50.5%
Operating cash flow growth (1Y) -155.0% 411.7% –
Operating cash flow CAGR (3Y) -40.9% 286.0% –
Free cash flow growth (1Y) -806.2% 3,435% –
Free cash flow CAGR (3Y) 8.9% 126.6% –

Profitability

14 metrics
MetricAOSLMUSTM
Gross margin 22.3% 80.7% 35.4%
EBITDA margin 2.1% 81.7% –
Operating margin -6.4% 74.6% 7.3%
Pretax margin -5.2% 74.8% 5.9%
Net margin -6.2% 63.8% 3.8%
FCF margin -10.0% 44.3% –
Operating cash flow margin -2.4% 67.3% –
Return on equity -5.3% 71.0% –
Return on assets -4.3% 51.5% 2.0%
Return on invested capital -5.4% 67.7% –
Return on capital employed -5.1% 72.2% 4.3%
Asset turnover 0.7x 0.8x 0.5x
Cash conversion (OCF / net income) 0.4x 1.1x –
Stock comp / revenue 3.9% 1.0% –

Financial Health

11 metrics
MetricAOSLMUSTM
Debt / assets 0.4% 2.6% 12.0%
Debt / equity 0.0x 0.0x –
Net debt / EBITDA -12.6x -0.4x –
Debt / FCF -0.1x 0.1x –
Liabilities / assets 17.2% 29.4% 31.4%
Equity / assets 82.8% 70.6% –
Interest coverage -55.7x 937.2x 11.4x
Current ratio 3.4x 3.3x 3.1x
Quick ratio 1.8x 2.9x 1.6x
Cash ratio 1.4x 1.6x 1.0x
Altman Z-score 4.37 14.71 4.88

Shareholder Returns

7 metrics
MetricAOSLMUSTM
Dividend yield – 0.1% 0.7%
Net buyback yield -0.5% 0.1% –
Shareholder yield -0.5% 0.1% 0.7%
Payout ratio (earnings) – 0.7% –
Payout ratio (FCF) – 1.0% –
Dividend growth (1Y) – 16.9% –
Dividend CAGR (3Y) – 6.6% –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusAOSLMUSTM
Forward P/E – 5.1xFY2027 38.8xFY2026
EPS, next fiscal year $-0.59FY2027 $184.21FY2027 $1.29FY2026
EPS growth, next FY – +143.9%FY2027 +143.4%FY2026
EPS growth, the year after – +17.3% +103.1%
Revenue, next fiscal year $660.97MFY2027 $294.86BFY2027 $13.79BFY2026
Revenue growth, next FY -2.6%FY2027 +121.4%FY2027 +16.9%FY2026
Revenue growth, the year after +9.5% +15.2% +18.2%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAOSLMUSTM
Held by institutions 75.5% 77.9% 19.0%
Institutions holding 217 3,902 604
Change in shares held, QoQ +3.2% +4.2% +57.4%
Institutions buying 125 2,305 430
Institutions selling 65 1,432 108
Buyers to sellers 1.92 1.61 3.98

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

AOSLMUSTM
AOSL 1.00 0.50 0.61
MU 0.50 1.00 0.56
STM 0.61 0.56 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AOSL, MU and STM?

Micron Technology (MU) is the largest by market capitalisation: Alpha & Omega Semiconductor (AOSL) $680.19M, Micron Technology (MU) $988.36B, STMicroelectronics (STM) $41.31B.

Which stock is cheaper, AOSL, MU and STM?

Micron Technology (MU) trades on the lowest price-to-earnings ratio (Alpha & Omega Semiconductor (AOSL) -16.2x, Micron Technology (MU) 11.6x, STMicroelectronics (STM) 79.4x). On next year's consensus earnings, Micron Technology (MU) is cheapest (Micron Technology (MU) 5.1x, STMicroelectronics (STM) 38.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Micron Technology (MU) grew revenue fastest over the trailing twelve months: Alpha & Omega Semiconductor (AOSL) -2.5%, Micron Technology (MU) +256.3%, STMicroelectronics (STM) +15.9%.

Which company is more profitable?

Micron Technology (MU) has the highest net margin (Alpha & Omega Semiconductor (AOSL) -6.2%, Micron Technology (MU) 63.8%, STMicroelectronics (STM) 3.8%). On return on invested capital, Micron Technology (MU) leads (Alpha & Omega Semiconductor (AOSL) -5.4%, Micron Technology (MU) 67.7%).

Which stock has performed better?

Over the past year Micron Technology (MU) returned the most: Alpha & Omega Semiconductor (AOSL) -13.9%, Micron Technology (MU) +312.2%, STMicroelectronics (STM) +102.6%. Over five years, Micron Technology (MU) compounded fastest (Alpha & Omega Semiconductor (AOSL) -6.5%/yr, Micron Technology (MU) +68.4%/yr, STMicroelectronics (STM) +1.0%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Alpha & Omega Semiconductor (AOSL) 0.00%, Micron Technology (MU) 0.00%, STMicroelectronics (STM) 0.00%. Alpha & Omega Semiconductor (AOSL) and STMicroelectronics (STM) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, STMicroelectronics (STM) has been the steadiest (Alpha & Omega Semiconductor (AOSL) 90.7%, Micron Technology (MU) 81.0%, STMicroelectronics (STM) 60.2%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AOSL, MU and STM?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Micron Technology (MU) leads on 9. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.