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MarketAxess Holdings

443 hedge funds and large institutions have $6.21B invested in MarketAxess Holdings in 2025 Q3 according to their latest regulatory filings, with 61 funds opening new positions, 159 increasing their positions, 184 reducing their positions, and 134 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

25% less capital invested

Capital invested by funds: $8.24B → $6.21B (-$2.03B)

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

54% less first-time investments, than exits

New positions opened: 61 | Existing positions closed: 134

Holders
443
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$192M
Puts
$22.6M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
PPC
551
Park Place Capital
Alabama
HCA
552
Harbor Capital Advisors
Illinois
SIM
553
Sentry Investment Management
Wisconsin
MSE
554
MUFG Securities EMEA
United Kingdom
NFSG
555
Newbridge Financial Services Group
Florida
MTC
556
Matrix Trust Company
Colorado
BF
557
BOK Financial
Oklahoma
WSFS
558
Wilmington Savings Fund Society
Delaware
ACM
559
Accent Capital Management
Ohio
YDMI
560
Y.D. More Investments
Israel
SSG
561
Summit Securities Group
New York
OP
562
ORG Partners
Indiana
HWA
563
HHM Wealth Advisors
Tennessee
TPWA
564
Twin Peaks Wealth Advisors
California
RTL
565
Red Tortoise LLC
Georgia
Kayne Anderson Rudnick Investment Management
566
Kayne Anderson Rudnick Investment Management
California
HHMI
567
Howard Hughes Medical Institute
Maryland
JWA
568
JFS Wealth Advisors
Pennsylvania
PWA
569
Physician Wealth Advisors
Utah
SC
570
Stephens Consulting
Michigan
SIC
571
SJS Investment Consulting
Ohio
AWM
572
Activest Wealth Management
Florida
WA
573
WestEnd Advisors
North Carolina
LFA
574
LGT Financial Advisors
Texas
AF
575
Advisornet Financial
Minnesota