13F Insight
DOSSIER · 13F Holders · Q1 2026Technology · Services-Prepackaged SoftwareMost-boughtAI cap-ex
RBRK

RUBRIK INC.

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

CUSIP 781154109·Services-Prepackaged Software·491 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 7.2%
vs prior quarter
13F value held
$3.8B
76.0% inst. owned
of float
Holders
491
+61 QoQ
filers reporting
Activity
+63 / −80
+866 added · −900 reduced
this quarter
Concentration
11.51%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

491 institutions reported RBRK in Q1 2026. BlackRock, Inc. leads at 11.5% of the visible book. +61 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
$432M8.8M0.01%Q1 202602
FMR LLC
CIK 0000315066
$405M8.3M0.02%Q1 202603
Vanguard Portfolio Management
CIK 0002100121
$393M8.0M0.02%Q1 202604
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$321M6.6M0.01%Q1 202605
FIRST TRUST ADVISORS LP
CIK 0001125816· Index
$240M4.9M0.17%Q1 202606
CITADEL ADVISORS LLC
CIK 0001423053
$208M2.7M0.03%Q4 202507
VOYA INVESTMENT MANAGEMENT LLC
CIK 0001068837
$183M3.7M0.19%Q1 202608
PointState Capital LP
CIK 0001509842
$179M3.6M2.26%Q1 202609
Pictet Asset Management Holding SA
CIK 0001993888
$163M3.3M0.17%Q1 202610
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$145M3.0M0.02%Q1 202611
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$136M2.8M0.02%Q1 202612
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$132M2.7M0.01%Q1 202613
STATE STREET CORP
CIK 0000093751
$126M2.6M0.00%Q1 202614
D. E. Shaw & Co., Inc.
CIK 0001009207
$117M1.5M0.06%Q4 202515
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$114M2.3M0.09%Q1 202616
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$105M2.2M0.05%Q1 202617
UBS Group AG
CIK 0001610520
$96M2.0M0.01%Q1 202618
Legal & General Group Plc
CIK 0000764068
$89M1.8M0.02%Q1 202619
WELLS FARGO & COMPANY/MN
CIK 0000072971
$87M1.8M0.02%Q1 202620
MORGAN STANLEY
CIK 0000895421
$84M1.7M0.01%Q1 2026
Page 1 of 25
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