780 hedge funds and large institutions have $23B invested in Flex in 2026 Q1 according to their latest regulatory filings, with 122 funds opening new positions, 273 increasing their positions, 275 reducing their positions, and 90 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more funds holding

Funds holding:

more capital invested

Capital invested by funds: $ → $

1% less repeat investments, than reductions

Existing positions increased: 273 | Existing positions reduced: 275

3.22% less ownership

Funds ownership: 98.82%95.6% (-3.2%)

56% less call options, than puts

Call options by funds: $74.5M | Put options by funds: $171M

Holders
780
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$74.5M
Puts
$171M
Net Calls
Net Calls Change

Top Buyers

1 +$166M
2 +$152M
3 +$106M
4
Squarepoint
Squarepoint
New York
+$65.1M
5
Boston Partners
Boston Partners
Massachusetts
+$56.9M
Name Holding Trade Value Shares
Change
Change in
Stake
New York State Teachers Retirement System (NYSTRS)
101
New York State Teachers Retirement System (NYSTRS)
New York
$20.6M
SRFM
102
Shannon River Fund Management
New York
$20.4M
Brown Advisory
103
Brown Advisory
Maryland
$20.3M
Jacobs Levy Equity Management
104
Jacobs Levy Equity Management
New Jersey
$19.9M
Russell Investments Group
105
Russell Investments Group
United Kingdom
$19.3M
ClearBridge Investments
106
ClearBridge Investments
New York
$18.9M
HSBC Holdings
107
HSBC Holdings
United Kingdom
$18.9M
State Board of Administration of Florida Retirement System
108
State Board of Administration of Florida Retirement System
Florida
$18M
TAM
109
Tocqueville Asset Management
New York
$17M
ACM
110
Alight Capital Management
New York
$16.9M
KC
111
Kadensa Capital
Hong Kong
$16.4M
Korea Investment Corp
112
Korea Investment Corp
South Korea
$15.3M
SI
113
Sora Investors
Pennsylvania
$15.3M
Royal Bank of Canada
114
Royal Bank of Canada
Ontario, Canada
$15.3M
TI
115
Trexquant Investment
Connecticut
$15.1M
Holocene Advisors
116
Holocene Advisors
New York
$15M
Janney Montgomery Scott
117
Janney Montgomery Scott
Pennsylvania
$14.9M
JFG
118
Jefferies Financial Group
New York
$14.8M
First Trust Advisors
119
First Trust Advisors
Illinois
$14.8M
GI
120
Gradient Investments
Minnesota
$14.4M
Royal London Asset Management
121
Royal London Asset Management
United Kingdom
$14.2M
Creative Planning
122
Creative Planning
Kansas
$13.5M
SCM
123
SG Capital Management
Illinois
$13.2M
LG
124
Leuthold Group
Minnesota
$13.1M
RBI
125
Raiffeisen Bank International
Austria
$13M