686 hedge funds and large institutions have $20.6B invested in Flex in 2025 Q3 according to their latest regulatory filings, with 112 funds opening new positions, 209 increasing their positions, 258 reducing their positions, and 55 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 capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

6% more funds holding in top 10

Funds holding in top 10: 1819 (+1)

6.27% less ownership

Funds ownership: 100.87%94.6% (-6.3%)

19% less repeat investments, than reductions

Existing positions increased: 209 | Existing positions reduced: 258

Holders
686
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
19
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$90.8M
Puts
$67.9M
Net Calls
Net Calls Change

Top Buyers

1 +$88.2M
2 +$77.8M
3 +$68.6M
4
BlackRock
BlackRock
New York
+$57.9M
5
JCM
Junto Capital Management
New York
+$56.3M
Name Holding Trade Value Shares
Change
Change in
Stake
Parallax Volatility Advisers
701
Parallax Volatility Advisers
California
CC
702
Centiva Capital
New York
SRL
703
Scientech Research LLC
New Jersey
MC
704
Maverick Capital
Texas
II
705
Inspire Investing
Idaho
DS
706
DRW Securities
Illinois
FIM
707
Freedom Investment Management
Connecticut
NL
708
NKCFO LLC
Illinois
DTL
709
Dynamic Technology Lab
Singapore
AA
710
ALPS Advisors
Colorado
PTC
711
Petrus Trust Company
Texas
CWM
712
Challenger Wealth Management
California
CMF
713
Counterpoint Mutual Funds
California
TCM
714
Teza Capital Management
Illinois
Kovitz Investment Group Partners
715
Kovitz Investment Group Partners
Illinois
SFG
716
Sather Financial Group
Texas
DWM
717
Dakota Wealth Management
Florida
HKIMG
718
Hutchens & Kramer Investment Management Group
Indiana
GC
719
Globeflex Capital
California
WMA
720
West Michigan Advisors
Michigan
BIG
721
Brookwood Investment Group
Arizona
PIM
722
Plato Investment Management
Australia
PSFG
723
Park Square Financial Group
Georgia
TCM
724
Traub Capital Management
Massachusetts
WT
725
Whittier Trust
California