Zentalis Pharmaceuticals, Inc. (ZNTL)

Accumulating

Strong institutional accumulation: ownership increased +5.87% quarter-over-quarter.

Data as of Q1 2026

Institutional Ownership

62.04%

QoQ Change

+5.87%

Total Value

$94.5B

Shares Outstanding

70.9M

Crowding AnalysisCrowded

Holders101of 5,944

Avg: 68

Uncrowded87th percentileCrowded

Institutional Activity

Buy/Sell Ratio1.46x

69th percentile

57 buying39 selling

+27

New

-11

Closed

+3.4M

Net shares

Holding Period Distribution

estimate

Median: 4 QAvg: 3.5 QHolders: 101

Ownership Concentration

Top 5: 36.6%Top 10: 54.5%

Squadron Capital Management9.2%

5AM Venture Management,9.0%

TWO SIGMA INVESTMENTS,6.7%

ACADIAN ASSET MANAGEMENT6.5%

VANGUARD CAPITAL MANAGEMENT5.3%

Others (96)63.4%

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Conviction-Weighted Ownership

Median weight: 0.01%Avg weight: 0.69%Max: 3.46%High conviction (>1%): 2

Squadron Capital Management

5AM Venture Management,

TWO SIGMA INVESTMENTS,

ACADIAN ASSET MANAGEMENT

VANGUARD CAPITAL MANAGEMENT

RENAISSANCE TECHNOLOGIES

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Whale Moves Timeline (8 Quarters)

Biggest dollar-value position changes among top 10 holders

NEWSquadron Capital Management$9M4.0M shr

NEWVANGUARD CAPITAL MANAGEMENT$5M2.3M shr

BOUGHTTWO SIGMA INVESTMENTS$3M1.5M shr

NEWDecheng Capital$3M1.3M shr

SOLDRENAISSANCE TECHNOLOGIES$2M946K shr

BOUGHTACADIAN ASSET MANAGEMENT$6M4K shr

NEW5AM Venture Management$5M3.9M shr

NEWTWO SIGMA INVESTMENTS$2M1.5M shr

NEWOpaleye Management$2M1.4M shr

BOUGHTRENAISSANCE TECHNOLOGIES$754K558K shr

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Institutional Trends (8 Quarters)

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Institutional Holders

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