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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
UB
551
UMB Bank
Missouri
$214K +$20.2K +380 +11%
MA
552
MJP Associates
Connecticut
$213K +$195K +3,676 New
CI
553
Cigna Investments
Connecticut
$213K +$195K +3,679 New
GT
554
Glenview Trust
Kentucky
$212K +$194K +3,650 New
SI
555
Seeds Investor
New York
$211K +$194K +3,646 New
PA
556
Parallel Advisors
California
$208K +$9.62K +181 +5%
APG
557
Abacus Planning Group
South Carolina
$206K +$189K +3,558 New
AIC
558
Archer Investment Corporation
Indiana
$198K +$19.7K +371 +12%
SPIA
559
Steward Partners Investment Advisory
New York
$197K +$1.49K +28 +0.8%
WSFS
560
Wilmington Savings Fund Society
Delaware
$185K -$8.45K -159 -5%
ASN
561
Advisory Services Network
Georgia
$163K +$150K +2,820 New
CM
562
Castleark Management
Illinois
$157K – – –
HCA
563
Harbor Capital Advisors
Illinois
$157K +$90.8K +1,709 +171%
BGAI
564
Bruce G. Allen Investments
Colorado
$146K -$2.07K -39 -2%
CFB
565
Cullen/Frost Bankers
Texas
$137K +$64.6K +1,216 +106%
SVCP
566
Silicon Valley Capital Partners
California
$128K – – –
PWAM
567
Private Wealth Asset Management
Iowa
$116K – – –
MPWT
568
MassMutual Private Wealth & Trust
Connecticut
$110K +$1.38K +26 +1%
CMBA
569
C.M. Bidwell & Associates
Hawaii
$105K -$159 -3 -0.2%
MSWA
570
Marshall & Sterling Wealth Advisors
New York
$96.2K +$40.4K +760 +84%
ATC
571
Adirondack Trust Company
New York
$93.1K +$8.29K +156 +11%
Bessemer Group
572
Bessemer Group
New Jersey
$92K -$34.3K -645 -29%
WANY
573
Wealthspire Advisors (New York)
New York
$91.2K +$83.6K +1,574 New
MCM
574
MAI Capital Management
Ohio
$89.3K -$18.8K -353 -19%
ACA
575
American Capital Advisory
Idaho
$87.7K -$53 -1 -0.1%
21 22
23
24 25

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.