761 hedge funds and large institutions have $22.1B invested in Flex in 2025 Q4 according to their latest regulatory filings, with 146 funds opening new positions, 204 increasing their positions, 306 reducing their positions, and 63 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

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

more funds holding

Funds holding:

more capital invested

Capital invested by funds: $ → $

4.14% more ownership

Funds ownership: 94.68%98.82% (+4.1%)

33% less repeat investments, than reductions

Existing positions increased: 204 | Existing positions reduced: 306

42% less funds holding in top 10

Funds holding in top 10: 1911 (-8)

Holders
761
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
11
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$111M
Puts
$90M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Raymond James Financial
76
Raymond James Financial
Florida
$32.5M
California State Teachers Retirement System (CalSTRS)
77
California State Teachers Retirement System (CalSTRS)
California
$30.9M
Alyeska Investment Group
78
Alyeska Investment Group
Illinois
$29.9M
Treasurer of the State of North Carolina
79
Treasurer of the State of North Carolina
North Carolina
$29.3M
PCM
80
Portolan Capital Management
Massachusetts
$28.2M
LCM
81
Logan Capital Management
Pennsylvania
$26.8M
Retirement Systems of Alabama
82
Retirement Systems of Alabama
Alabama
$26.8M
Stifel Financial
83
Stifel Financial
Missouri
$25.5M
Mitsubishi UFJ Asset Management
84
Mitsubishi UFJ Asset Management
Japan
$24.1M
BGIM
85
Brandywine Global Investment Management
Pennsylvania
$23.6M
BDAM
86
Blue Door Asset Management
Connecticut
$23.5M
TI
87
Trexquant Investment
Connecticut
$23M
Robeco Institutional Asset Management
88
Robeco Institutional Asset Management
Netherlands
$22.7M
JSSH
89
J. Safra Sarasin Holding
$22.4M
CAM
90
Cozad Asset Management
Illinois
$22M
KC
91
Kadensa Capital
Hong Kong
$21.6M
FCM
92
Frontier Capital Management
Massachusetts
$21.5M
CGH
93
Crossmark Global Holdings
Texas
$20.6M
Aberdeen Group
94
Aberdeen Group
United Kingdom
$20.6M
Teacher Retirement System of Texas
95
Teacher Retirement System of Texas
Texas
$20.6M
Royal Bank of Canada
96
Royal Bank of Canada
Ontario, Canada
$20.2M
New York State Teachers Retirement System (NYSTRS)
97
New York State Teachers Retirement System (NYSTRS)
New York
$20.1M
BNP Paribas Financial Markets
98
BNP Paribas Financial Markets
France
$19.7M
Lazard Asset Management
99
Lazard Asset Management
New York
$19.4M
SRFM
100
Shannon River Fund Management
New York
$18.9M