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
Balyasny Asset Management
76
Balyasny Asset Management
Illinois
$18.6M
VCM
77
Voleon Capital Management
California
$18.2M
KIA
78
Knollwood Investment Advisory
Maryland
$17.2M
MAM
79
Melqart Asset Management
United Kingdom
$16.8M
Public Sector Pension Investment Board (PSP Investments)
80
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$16.7M
GGHC
81
Gilder Gagnon Howe & Co
New York
$15.8M
California Public Employees Retirement System
82
California Public Employees Retirement System
California
$15.6M
LCGC
83
Legacy Capital Group California
California
$14.9M
EGM
84
Engineers Gate Manager
New York
$14.6M
State of Wisconsin Investment Board
85
State of Wisconsin Investment Board
Wisconsin
$14M
FAM
86
Fred Alger Management
New York
$13.8M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
87
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$13.1M
Stifel Financial
88
Stifel Financial
Missouri
$13.1M
Wellington Management Group
89
Wellington Management Group
Massachusetts
$13M
QT
90
Quantbot Technologies
New York
$12.9M
DAM
91
Deepwater Asset Management
Minnesota
$12.5M
New York State Common Retirement Fund
92
New York State Common Retirement Fund
New York
$12.1M
LPL Financial
93
LPL Financial
California
$12M
JG
94
Jain Global
New York
$11.1M
Ameriprise
95
Ameriprise
Minnesota
$11M
Brown Advisory
96
Brown Advisory
Maryland
$10.7M
Ensign Peak Advisors
97
Ensign Peak Advisors
Utah
$10.4M
TI
98
Trexquant Investment
Connecticut
$10.3M
AG
99
Algert Global
California
$10.2M
Nomura Asset Management
100
Nomura Asset Management
Japan
$10.1M