778 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, 272 increasing their positions, 274 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: 272 | Existing positions reduced: 274

3.36% less ownership

Funds ownership: 98.82%95.46% (-3.4%)

56% less call options, than puts

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

Holders
778
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
13
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
PWAM
51
Park West Asset Management
California
$64.9M
Voloridge Investment Management
52
Voloridge Investment Management
Florida
$61.2M
SSM
53
Sound Shore Management
Connecticut
$60.5M
National Pension Service
54
National Pension Service
South Korea
$60.1M
Barclays
55
Barclays
United Kingdom
$57.3M
Citadel Advisors
56
Citadel Advisors
Florida
$56.1M
Zurich Cantonal Bank
57
Zurich Cantonal Bank
Switzerland
$54.2M
Principal Financial Group
58
Principal Financial Group
Iowa
$53.7M
CHAM
59
Clear Harbor Asset Management
Connecticut
$53.7M
California Public Employees Retirement System
60
California Public Employees Retirement System
California
$53.5M
ECP
61
Electron Capital Partners
New York
$52.3M
SAM
62
Storebrand Asset Management
Norway
$50.5M
Sumitomo Mitsui Trust Group
63
Sumitomo Mitsui Trust Group
Japan
$50.3M
BIP
64
Brandes Investment Partners
California
$49.6M
Goldman Sachs
65
Goldman Sachs
New York
$48.7M
Ameriprise
66
Ameriprise
Minnesota
$46.4M
AQR Capital Management
67
AQR Capital Management
Connecticut
$46.4M
D.E. Shaw & Co
68
D.E. Shaw & Co
New York
$45.1M
Victory Capital Management
69
Victory Capital Management
Texas
$44.8M
VAM
70
Vanguard Asset Management
$41.5M
Raymond James Financial
71
Raymond James Financial
Florida
$40.6M
PAM
72
Panagora Asset Management
Massachusetts
$40.5M
BCM
73
Becker Capital Management
Oregon
$36.6M
Artisan Partners
74
Artisan Partners
Wisconsin
$35.9M
SG Americas Securities
75
SG Americas Securities
New York
$34.8M