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Rubrik
RBRK

Overview Fund Activity

385 hedge funds and large institutions have $8.93B invested in Rubrik in 2025 Q2 according to their latest regulatory filings, with 134 funds opening new positions, 132 increasing their positions, 91 reducing their positions, and 46 closing their positions.

Holders
385
Holders Change
+81
Holders Change %
+26.64%
% of All Funds
5.17%
Holding in Top 10
19
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+18.75%
% of All Funds
0.26%
New
134
Increased
132
Reduced
91
Closed
46
Calls
$211M
Puts
$249M
Net Calls
-$38.5M
Net Calls Change
-$22.7M

Top Buyers

1
BlackRock
1
BlackRock
New York
$748M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$1.08B
3
D.E. Shaw & Co
3
D.E. Shaw & Co
New York
$387M
4
First Trust Advisors
4
First Trust Advisors
Illinois
$400M
5
Acadian Asset Management
5
Acadian Asset Management
Massachusetts
$139M

Top Sellers

1
BCVI
1
Bain Capital Venture Investors
Massachusetts
$122M
2
PC
2
PointState Capital
New York
$0
3
SSA
3
Schonfeld Strategic Advisors
New York
$5.24M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$266M
5
ACM
5
Altimeter Capital Management
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
WTC
376
WhitTier Trust Company
Nevada
$2.24K – – –
EWA
377
EverSource Wealth Advisors
Alabama
$2.24K +$448 +5 +25%
PPC
378
Park Place Capital
Alabama
$1.36K – – –
DFA
379
DHJJ Financial Advisors
Illinois
$1.34K -$896 -10 -40%
PFBT
380
Parkside Financial Bank & Trust
Missouri
$1.08K +$1.08K +12 New
RWM
381
Rialto Wealth Management
New York
$717 +$717 +8 New
GI
382
GAMMA Investing
California
$627 +$627 +7 New
LFG
383
Larson Financial Group
Missouri
$526 +$526 +6 New
CFO
384
CVA Family Office
Colorado
$448 – – –
MCM
385
Manchester Capital Management
Vermont
$269 +$269 +3 New
PC
386
PointState Capital
New York
– -$81.1M -1,330,301 Closed
ACM
387
Altimeter Capital Management
Massachusetts
– -$50.7M -832,003 Closed
Franklin Resources
388
Franklin Resources
California
– -$46.6M -763,510 Closed
CIP
389
Champlain Investment Partners
Vermont
– -$36.8M -603,740 Closed
Alyeska Investment Group
390
Alyeska Investment Group
Illinois
– -$14.2M -232,057 Closed
MIOT
391
Massachusetts Institute of Technology
Massachusetts
– -$11.1M -181,661 Closed
HMC
392
Harvard Management Company
Massachusetts
– -$8.06M -132,111 Closed
BCM
393
Bienville Capital Management
New York
– -$8.06M -132,100 Closed
Balyasny Asset Management
394
Balyasny Asset Management
Illinois
– -$7.51M -123,229 Closed
HSBC Holdings
395
HSBC Holdings
United Kingdom
– -$5.32M -87,358 Closed
TC
396
TwinBeech Capital
New York
– -$5.05M -82,824 Closed
DI
397
DUMAC Inc
North Carolina
– -$4.49M -73,706 Closed
CCM
398
CloudAlpha Capital Management
Hong Kong
– -$3.67M -60,202 Closed
PAA
399
Peregrine Asset Advisers
Oregon
– -$3.2M -52,509 Closed
LP
400
LMR Partners
United Kingdom
– -$3.05M -50,098 Closed
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16
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