We are live on ! Find out more
FLEX icon

Flex
FLEX

697 hedge funds and large institutions have $20.6B invested in Flex in 2025 Q3 according to their latest regulatory filings, with 114 funds opening new positions, 214 increasing their positions, 261 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

111% more first-time investments, than exits

New positions opened: 114 | Existing positions closed: 54

34% more call options, than puts

Call options by funds: $90.8M | Put options by funds: $67.9M

9% more capital invested

Capital invested by funds: $18.9B → $20.6B (+$1.78B)

8% more funds holding

Funds holding: 647 → 697 (+50)

6% more funds holding in top 10

Funds holding in top 10: 18 → 19 (+1)

6.22% less ownership

Funds ownership: 101.08% → 94.86% (-6.2%)

18% less repeat investments, than reductions

Existing positions increased: 214 | Existing positions reduced: 261

Holders
697
Holders Change
+50
Holders Change %
+7.73%
% of All Funds
9.15%
Holding in Top 10
19
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+5.56%
% of All Funds
0.25%
New
114
Increased
214
Reduced
261
Closed
54
Calls
$90.8M
Puts
$67.9M
Net Calls
+$22.9M
Net Calls Change
-$14M

Top Buyers

1
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
+$80.9M
2
Pacer Advisors
Pacer Advisors
Pennsylvania
+$71.3M
3
JP Morgan Chase
JP Morgan Chase
New York
+$62.9M
4
BlackRock
BlackRock
New York
+$53.1M
5
JCM
Junto Capital Management
New York
+$51.6M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$239M
2
Primecap Management
Primecap Management
California
-$212M
3
Wellington Management Group
Wellington Management Group
Massachusetts
-$199M
4
UBS AM
UBS AM
Illinois
-$168M
5
PCH
Polar Capital Holdings
United Kingdom
-$118M
Name Holding Trade Value Shares
Change 		Change in
Stake
ACM
176
Alight Capital Management
New York
$5.8M -$622K -11,700 -10%
JFG
177
Jefferies Financial Group
New York
$5.79M +$5.31M +99,948 New
COPPSERS
178
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$5.58M -$112K -2,105 -2%
LF
179
Longbow Finance
Switzerland
$5.52M -$2.64M -49,707 -34%
Prudential Financial
180
Prudential Financial
New Jersey
$5.51M -$5M -94,190 -50%
Walleye Capital
181
Walleye Capital
New York
$5.51M -$24.1M -453,802 -83%
BNP Paribas Financial Markets
182
BNP Paribas Financial Markets
France
$5.42M -$9.96M -187,499 -67%
BCI
183
Brinker Capital Investments
Pennsylvania
$5.37M -$678K -12,770 -12%
KK
184
KLP Kapitalforvaltning
Norway
$5.33M -$319K -6,000 -6%
SOMRS
185
State of Michigan Retirement System
Michigan
$5.18M -$143K -2,700 -3%
SDIC
186
South Dakota Investment Council
South Dakota
$5.18M -$37.1K -699 -0.8%
VA
187
Vident Advisory
Georgia
$5.13M +$1.21M +22,730 +35%
HSBC Holdings
188
HSBC Holdings
United Kingdom
$5.12M -$4.27M -80,290 -47%
PGCM
189
Prescott Group Capital Management
Oklahoma
$4.93M – – –
PD
190
Point72 (DIFC)
United Arab Emirates
$4.88M +$4.48M +84,256 New
MCM
191
Maytus Capital Management
New York
$4.87M +$4.46M +84,000 New
DFCM
192
Dark Forest Capital Management
Puerto Rico
$4.7M +$4.31M +81,036 New
IMRF
193
Illinois Municipal Retirement Fund
Illinois
$4.62M -$587K -11,049 -12%
IAM
194
Iridian Asset Management
Connecticut
$4.57M -$1.14M -21,374 -21%
NMERB
195
New Mexico Educational Retirement Board
New Mexico
$4.49M -$223K -4,200 -5%
Mitsubishi UFJ Trust & Banking
196
Mitsubishi UFJ Trust & Banking
Japan
$4.49M -$1.43M -26,962 -26%
Mirae Asset Global Investments
197
Mirae Asset Global Investments
South Korea
$4.48M -$52.4K -986 -1%
DZ Bank
198
DZ Bank
Germany
$4.48M -$319K -6,000 -7%
OPERF
199
Oregon Public Employees Retirement Fund
Oregon
$4.38M -$159K -3,000 -4%
AI
200
Atria Investments
North Carolina
$4.34M +$108K +2,033 +3%
6 7
8
9 10

FLEX Hedge Fund Activity: Q3 2025 in Review

697 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Flex (FLEX) for Q3 2025, worth a combined $20.6B — up 9.5% from $18.9B a quarter earlier.

Buyers outnumbered sellers: 114 funds opened new FLEX positions and 54 closed out — a net gain of 60 holders — while 214 added to existing stakes and 261 trimmed.

The largest buyer was Qube Research & Technologies (QRT), adding an estimated $80.9M. The largest seller was Fidelity Investments, cutting an estimated $239M.

  • 697 institutional investors held Flex (FLEX) as of Q3 2025, up from 647 in Q2 2025.
  • Funds reported $20.6B of Flex stock for Q3 2025, up 9.5% quarter-over-quarter.
  • 114 funds opened new Flex positions in Q3 2025 and 54 closed out, a net change of +60 holders.
  • The largest Flex buyer in Q3 2025 was Qube Research & Technologies (QRT), an estimated $80.9M added.
  • The largest Flex seller in Q3 2025 was Fidelity Investments, an estimated $239M sold.

Based on aggregated 13F filings for Q3 2025.