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647 hedge funds and large institutions have $18.9B invested in Flex in 2025 Q2 according to their latest regulatory filings, with 126 funds opening new positions, 206 increasing their positions, 220 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

133% more first-time investments, than exits

New positions opened: 126 | Existing positions closed: 54

125% more funds holding in top 10

Funds holding in top 10: 818 (+10)

83% more call options, than puts

Call options by funds: $81.5M | Put options by funds: $44.6M

52% more capital invested

Capital invested by funds: $12.4B → $18.9B (+$6.43B)

11% more funds holding

Funds holding: 582647 (+65)

3.03% more ownership

Funds ownership: 98.04%101.08% (+3%)

6% less repeat investments, than reductions

Existing positions increased: 206 | Existing positions reduced: 220

Holders
647
Holders Change
+65
Holders Change %
+11.17%
% of All Funds
8.52%
Holding in Top 10
18
Holding in Top 10 Change
+10
Holding in Top 10 Change %
+125%
% of All Funds
0.24%
New
126
Increased
206
Reduced
220
Closed
54
Calls
$81.5M
Puts
$44.6M
Net Calls
+$36.9M
Net Calls Change
+$19.9M
Name Holding Trade Value Shares
Change
Change in
Stake
ATC
526
Adirondack Trust Company
New York
$72.4K
QL
527
Quarry LP
New York
$67.9K -$81.3K -2,086 -61%
RCM
528
Richardson Capital Management
Wisconsin
$66.1K
SS
529
SBI Securities
Japan
$60.7K -$3.27K -84 -6%
GM
530
GeoWealth Management
Illinois
$60K +$818 +21 +2%
KSWA
531
Kathleen S. Wright Associates
Pennsylvania
$58.9K
CFB
532
Cullen/Frost Bankers
Texas
$57.1K +$13.8K +355 +45%
TCOT
533
Trust Company of Toledo
Ohio
$56.9K +$44.4K +1,139 New
RC
534
Rexford Capital
Texas
$56.7K +$44.3K +1,136 New
GIA
535
GHP Investment Advisors
Colorado
$55.2K -$13.5K -346 -24%
WC
536
Wexford Capital
Florida
$55.1K +$43K +1,104 New
HCA
537
Harbor Capital Advisors
Illinois
$50K -$78 -2 -0.2%
AWM
538
Atticus Wealth Management
Florida
$49.9K
WB
539
Webster Bank
Connecticut
$48.3K +$21.6K +555 +134%
Mitsubishi UFJ Asset Management
540
Mitsubishi UFJ Asset Management
Japan
$47.9K
MSWA
541
Marshall & Sterling Wealth Advisors
New York
$44.9K
CI
542
CX Institutional
Indiana
$44K
PB
543
Pinnacle Bancorp
Nebraska
$43.1K +$9.51K +244 +39%
ST
544
Smithfield Trust
Pennsylvania
$43K -$3.55K -91 -10%
M
545
MOTCO
Texas
$42.4K
TWC
546
TD Waterhouse Canada
Ontario, Canada
$41.2K
Optiver Holding
547
Optiver Holding
Netherlands
$40.9K +$14.8K +379 +86%
RA
548
Rise Advisors
New York
$37.6K
TPW
549
Talon Private Wealth
Florida
$35.3K +$27.6K +708 New
Nisa Investment Advisors
550
Nisa Investment Advisors
Missouri
$35.2K +$22.1K +566 +404%

FLEX Hedge Fund Activity: Q2 2025 in Review

647 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Flex (FLEX) for Q2 2025, worth a combined $18.9B — up 52% from $12.4B a quarter earlier.

Buyers outnumbered sellers: 126 funds opened new FLEX positions and 54 closed out — a net gain of 72 holders — while 206 added to existing stakes and 220 trimmed.

The largest buyer was BlackRock, adding an estimated $416M. The largest seller was Capital World Investors, cutting an estimated $150M.

  • 647 institutional investors held Flex (FLEX) as of Q2 2025, up from 582 in Q1 2025.
  • Funds reported $18.9B of Flex stock for Q2 2025, up 52% quarter-over-quarter.
  • 126 funds opened new Flex positions in Q2 2025 and 54 closed out, a net change of +72 holders.
  • The largest Flex buyer in Q2 2025 was BlackRock, an estimated $416M added.
  • The largest Flex seller in Q2 2025 was Capital World Investors, an estimated $150M sold.

Based on aggregated 13F filings for Q2 2025.