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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
SS
576
SBI Securities
Japan
$87.1K +$15.2K +287 +24%
MSFP
577
Mark Sheptoff Financial Planning
Connecticut
$87K – – –
SSG
578
Summit Securities Group
New York
$80.1K +$73.4K +1,381 New
Fidelity International
579
Fidelity International
Bermuda
$79.3K -$33K -622 -31%
RCM
580
Richardson Capital Management
Wisconsin
$76.8K – – –
AFWM
581
Abich Financial Wealth Management
Virginia
$75.1K +$68.8K +1,296 New
KSWA
582
Kathleen S. Wright Associates
Pennsylvania
$68.3K – – –
FHC
583
First Horizon Corporation
Tennessee
$67.9K +$62.3K +1,172 New
TCOT
584
Trust Company of Toledo
Ohio
$66K – – –
RC
585
Rexford Capital
Texas
$65.9K – – –
GIA
586
GHP Investment Advisors
Colorado
$64.1K – – –
CI Investments Inc
587
CI Investments Inc
Ontario, Canada
$59K +$20.5K +385 +60%
RFP
588
Root Financial Partners
California
$56.7K +$52K +978 New
WB
589
Webster Bank
Connecticut
$56.1K – – –
Mitsubishi UFJ Asset Management
590
Mitsubishi UFJ Asset Management
Japan
$55.7K – – –
Mirae Asset Global ETFs Holdings
591
Mirae Asset Global ETFs Holdings
Hong Kong
$52.3K +$48K +903 New
CI
592
CX Institutional
Indiana
$51K – – –
PB
593
Pinnacle Bancorp
Nebraska
$50.1K – – –
ST
594
Smithfield Trust
Pennsylvania
$50K – – –
M
595
MOTCO
Texas
$49.3K – – –
TWC
596
TD Waterhouse Canada
Ontario, Canada
$49.2K – – –
HI
597
Harbour Investments
Wisconsin
$46.2K +$4.94K +93 +13%
HWM
598
Hemington Wealth Management
Virginia
$46K +$4.2K +79 +11%
RA
599
Rise Advisors
New York
$43.7K – – –
Optiver Holding
600
Optiver Holding
Netherlands
$41.8K -$5.21K -98 -12%
22 23
24
25 26

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.