Zurn Elkay Water Solutions Corporation (ZWS)

Highly Crowded

Held by 392 of 5,944 reporting institutions (96th percentile) — extremely crowded.

Data as of Q1 2026

Institutional Ownership

84.76%

QoQ Change

N/A

Total Value

$6.1T

Shares Outstanding

166.9M

Crowding AnalysisHighly Crowded

Holders392of 5,944

Avg: 68

Uncrowded96th percentileCrowded

Institutional Activity

Buy/Sell Ratio1.18x

90th percentile

220 buying187 selling

+76

New

-41

Closed

-2,432,140

Net shares

Holding Period Distribution

estimate

Median: 3 QAvg: 3.5 QHolders: 392

Ownership Concentration

Top 5: 39.8%Top 10: 54.5%

BlackRock,17.0%

KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT7.7%

VANGUARD PORTFOLIO MANAGEMENT6.3%

VANGUARD CAPITAL MANAGEMENT4.9%

STATE STREET4.0%

Others (387)60.2%

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Conviction-Weighted Ownership

Median weight: 0.02%Avg weight: 0.48%Max: 3.23%High conviction (>1%): 2

BlackRock,

KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT

VANGUARD PORTFOLIO MANAGEMENT

VANGUARD CAPITAL MANAGEMENT

STATE STREET

BANK OF AMERICA

Invesco

GEODE CAPITAL MANAGEMENT,

BECK MACK & OLIVER

JANUS HENDERSON GROUP

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Whale Moves Timeline (8 Quarters)

Biggest dollar-value position changes among top 10 holders

NEWVANGUARD PORTFOLIO MANAGEMENT$397M8.9M shr

NEWVANGUARD CAPITAL MANAGEMENT$313M7.0M shr

SOLDKAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT$56M1.2M shr

SOLDInvesco$46M1.0M shr

SOLDJANUS HENDERSON GROUP$23M507K shr

NEWALLIANCEBERNSTEIN L.P.$163M3.5M shr

SOLDKAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT$47M1.0M shr

SOLDInvesco$15M318K shr

SOLDJANUS HENDERSON GROUP$13M272K shr

SOLDVANGUARD GROUP$9M187K shr

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Institutional Trends (8 Quarters)

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Institutional Holders

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