13F Insight
DOSSIER · 13F Holders · Q1 2026Technology · Services-Computer Programming ServicesCheap mega-capRe-rated
ZS

ZSCALER INC

801 institutions still hold ZSCALER INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 98980G102·Services-Computer Programming Services·801 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 2.6%
vs prior quarter
13F value held
$7.9B
63.0% inst. owned
of float
Holders
801
+67 QoQ
filers reporting
Activity
+87 / −59
+916 added · −816 reduced
this quarter
Concentration
15.14%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

801 institutions reported ZS in Q1 2026. BlackRock, Inc. leads at 15.1% of the visible book. +67 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$1.2B8.6M0.02%Q1 202602
Vanguard Portfolio Management
CIK 0002100121· Index
$832M5.9M0.04%Q1 202603
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$654M4.7M0.02%Q1 202604
FIRST TRUST ADVISORS LP
CIK 0001125816· Index
$494M3.5M0.35%Q1 202605
GOLDMAN SACHS GROUP INC
CIK 0000886982
$441M3.1M0.05%Q1 202606
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$417M3.0M0.05%Q1 202607
CITADEL ADVISORS LLC
CIK 0001423053
$366M1.6M0.06%Q4 202508
D. E. Shaw & Co., Inc.
CIK 0001009207
$345M1.5M0.19%Q4 202509
STATE STREET CORP
CIK 0000093751
$335M2.4M0.01%Q1 202610
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$335M2.4M0.17%Q1 202611
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$322M2.3M0.04%Q1 202612
FMR LLC
CIK 0000315066
$307M2.2M0.02%Q1 202613
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$292M2.1M0.02%Q1 202614
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
CIK 0000861177
$276M2.0M0.06%Q1 202615
Pictet Asset Management Holding SA
CIK 0001993888
$269M1.9M0.28%Q1 202616
UBS Group AG
CIK 0001610520
$254M1.8M0.04%Q1 202617
TIGER GLOBAL MANAGEMENT LLC
CIK 0001167483
$222M1.6M0.97%Q1 202618
VICTORY CAPITAL MANAGEMENT INC
CIK 0001040188
$218M1.6M0.14%Q1 202619
MORGAN STANLEY
CIK 0000895421
$180M1.3M0.01%Q1 202620
Squarepoint Ops LLC
CIK 0001642575
$179M1.3M0.21%Q1 2026
Page 1 of 41
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