289 hedge funds and large institutions have $1.22B invested in FIVE9 in 2026 Q1 according to their latest regulatory filings, with 54 funds opening new positions, 114 increasing their positions, 86 reducing their positions, and 46 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
289
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$108M
Puts
$19.5M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
OPFM
76
Optimus Prime Fund Management
Cayman Islands
$2.34M
LPL Financial
77
LPL Financial
California
$2.34M
Nordea Investment Management
78
Nordea Investment Management
Sweden
$2.33M
Mackenzie Financial
79
Mackenzie Financial
Ontario, Canada
$2.15M
Swiss National Bank
80
Swiss National Bank
Switzerland
$2.11M
NIMC
81
Nierenberg Investment Management Company
Washington
$2.06M
SG Americas Securities
82
SG Americas Securities
New York
$1.88M
DFCM
83
Dark Forest Capital Management
Puerto Rico
$1.82M
AI
84
Atom Investors
Texas
$1.8M
XT
85
XTX Topco
Cayman Islands
$1.78M
VGA
86
Vanguard Global Advisers
Pennsylvania
$1.78M
QCM
87
Quantinno Capital Management
New York
$1.77M
MCM
88
Militia Capital Management
Texas
$1.75M
SBH
89
Segall Bryant & Hamill
Illinois
$1.67M
GCP
90
GSA Capital Partners
United Kingdom
$1.61M
PMAM
91
Picton Mahoney Asset Management
Ontario, Canada
$1.56M
RhumbLine Advisers
92
RhumbLine Advisers
Massachusetts
$1.52M
RCG
93
Rock Creek Group
District of Columbia
$1.52M
Russell Investments Group
94
Russell Investments Group
United Kingdom
$1.46M
Man Group
95
Man Group
United Kingdom
$1.46M
Carson Wealth (CWM LLC)
96
Carson Wealth (CWM LLC)
Nebraska
$1.43M
T. Rowe Price Associates
97
T. Rowe Price Associates
Maryland
$1.43M
BHCM
98
Brevan Howard Capital Management
Jersey
$1.4M
VIM
99
Villanova Investment Management
Pennsylvania
$1.38M
California State Teachers Retirement System (CalSTRS)
100
California State Teachers Retirement System (CalSTRS)
California
$1.38M