Alpha and Omega Semiconductor Limited (AOSL)

Highly Crowded

Held by 170 of 5,944 reporting institutions (90th percentile) — extremely crowded.

Data as of Q1 2026

Institutional Ownership

72.52%

QoQ Change

N/A

Total Value

$468.4B

Shares Outstanding

29.9M

Crowding AnalysisHighly Crowded

Holders170of 5,944

Avg: 68

Uncrowded90th percentileCrowded

Institutional Activity

Buy/Sell Ratio1.25x

76th percentile

91 buying73 selling

+32

New

-20

Closed

-248,283

Net shares

Holding Period Distribution

estimate

Median: 3 QAvg: 3.4 QHolders: 170

Ownership Concentration

Top 5: 44.3%Top 10: 60.3%

BlackRock,18.0%

MANUFACTURERS LIFE INSURANCE COMPANY, THE7.3%

DIMENSIONAL FUND ADVISORS7.2%

STATE STREET6.5%

VANGUARD PORTFOLIO MANAGEMENT5.4%

Others (165)55.7%

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Conviction-Weighted Ownership

Median weight: 0.00%Avg weight: 0.01%Max: 0.03%High conviction (>1%): 0

BlackRock,

MANUFACTURERS LIFE INSURANCE COMPANY, THE

DIMENSIONAL FUND ADVISORS

STATE STREET

VANGUARD PORTFOLIO MANAGEMENT

VANGUARD CAPITAL MANAGEMENT

WELLINGTON MANAGEMENT GROUP LLP

GEODE CAPITAL MANAGEMENT,

TWO SIGMA INVESTMENTS,

FMR

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Whale Moves Timeline (8 Quarters)

Biggest dollar-value position changes among top 10 holders

NEWVANGUARD PORTFOLIO MANAGEMENT$26M1.2M shr

NEWVANGUARD CAPITAL MANAGEMENT$23M1.1M shr

NEWTWO SIGMA INVESTMENTS$12M553K shr

SOLDWELLINGTON MANAGEMENT GROUP LLP$7M331K shr

SOLDSTATE STREET$2M73K shr

NEWWEBER CAPITAL MANAGEMENT LLC /ADV$11M547K shr

BOUGHTSTATE STREET$5M262K shr

BOUGHTWELLINGTON MANAGEMENT GROUP LLP$3M161K shr

SOLDDIMENSIONAL FUND ADVISORS$2M104K shr

SOLDBoston Partners$2M97K shr

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Institutional Trends (8 Quarters)

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Institutional Holders

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