Guardant Health, Inc. (GH)

Highly Crowded

Held by 455 of 5,944 reporting institutions (96th percentile) — extremely crowded.

Data as of Q1 2026

Institutional Ownership

99.39%

QoQ Change

+1.47%

Total Value

$11.1T

Shares Outstanding

132.6M

Crowding AnalysisHighly Crowded

Holders455of 5,944

Avg: 68

Uncrowded96th percentileCrowded

Institutional Activity

Buy/Sell Ratio1.06x

92th percentile

263 buying249 selling

+73

New

-87

Closed

+4.8M

Net shares

Holding Period Distribution

estimate

Median: 3 QAvg: 3 QHolders: 455

Ownership Concentration

Top 5: 26.6%Top 10: 41.8%

BlackRock,8.8%

PRICE T ROWE ASSOCIATES5.3%

VANGUARD PORTFOLIO MANAGEMENT4.4%

VANGUARD CAPITAL MANAGEMENT4.3%

Invesco3.8%

Others (450)73.5%

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Conviction-Weighted Ownership

Median weight: 0.04%Avg weight: 0.10%Max: 0.36%High conviction (>1%): 0

BlackRock,

PRICE T ROWE ASSOCIATES

VANGUARD PORTFOLIO MANAGEMENT

VANGUARD CAPITAL MANAGEMENT

Invesco

GOLDMAN SACHS GROUP

TWO SIGMA INVESTMENTS,

FMR

BAILLIE GIFFORD &

GEODE CAPITAL MANAGEMENT,

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Whale Moves Timeline (8 Quarters)

Biggest dollar-value position changes among top 10 holders

NEWVANGUARD PORTFOLIO MANAGEMENT$539M5.8M shr

NEWVANGUARD CAPITAL MANAGEMENT$520M5.6M shr

NEWGOLDMAN SACHS GROUP$410M4.4M shr

NEWTWO SIGMA INVESTMENTS$391M4.2M shr

NEWFMR$380M4.1M shr

NEWFRANKLIN RESOURCES$343M3.4M shr

NEWSTATE STREET$286M2.8M shr

SOLDDeep Track Capital$138M1.4M shr

SOLDCapital International Investors$119M1.2M shr

BOUGHTInvesco$39M386K shr

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Institutional Trends (8 Quarters)

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Institutional Holders

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