424 hedge funds and large institutions have $8.43B invested in Rubrik in 2025 Q3 according to their latest regulatory filings, with 128 funds opening new positions, 172 increasing their positions, 80 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

less call options, than puts

Call options by funds: $ | Put options by funds: $

6% less capital invested

Capital invested by funds: $8.93B → $8.43B (-$506M)

63% less funds holding in top 10

Funds holding in top 10: 197 (-12)

70.49% less ownership

Funds ownership: 142.58%72.09% (-70%)

Holders
424
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$395M
Puts
$426M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Mackenzie Financial
176
Mackenzie Financial
Ontario, Canada
$2.85M
ASRS
177
Arizona State Retirement System
Arizona
$2.84M
ETCM
178
Evolutionary Tree Capital Management
Virginia
$2.82M
EI
179
EAM Investors
California
$2.64M
QCM
180
Quantinno Capital Management
New York
$2.54M
OTL
181
Oak Thistle LLC
New York
$2.48M
MCM
182
Massar Capital Management
Connecticut
$2.48M
Capstone Investment Advisors
183
Capstone Investment Advisors
New York
$2.39M
DFCM
184
Dark Forest Capital Management
Puerto Rico
$2.38M
Commonwealth Equity Services
185
Commonwealth Equity Services
Massachusetts
$2.33M
AC
186
AlphaCore Capital
California
$2.26M
BMSSC
187
B. Metzler seel. Sohn & Co
Germany
$2.23M
GAM
188
Gotham Asset Management
New York
$2.1M
Handelsbanken Fonder
189
Handelsbanken Fonder
Sweden
$2.06M
Wealth Enhancement Advisory Services
190
Wealth Enhancement Advisory Services
Minnesota
$2.04M
Qube Research & Technologies (QRT)
191
Qube Research & Technologies (QRT)
United Kingdom
$2.03M
Vontobel Holding
192
Vontobel Holding
Switzerland
$2.02M
KK
193
KLP Kapitalforvaltning
Norway
$2M
DM
194
Diker Management
New York
$1.97M
Teacher Retirement System of Texas
195
Teacher Retirement System of Texas
Texas
$1.82M
AWM
196
Axxcess Wealth Management
California
$1.78M
EF
197
Empowered Funds
Pennsylvania
$1.76M
Asset Management One
198
Asset Management One
Japan
$1.72M
N
199
Numerai
California
$1.66M
CG
200
Caprock Group
Idaho
$1.63M