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MarketAxess Holdings

447 hedge funds and large institutions have $6.31B invested in MarketAxess Holdings in 2026 Q1 according to their latest regulatory filings, with 61 funds opening new positions, 180 increasing their positions, 151 reducing their positions, and 88 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less capital invested

Capital invested by funds: $ → $

8% less funds holding

Funds holding: 484447 (-37)

31% less first-time investments, than exits

New positions opened: 61 | Existing positions closed: 88

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
447
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
$36M
Puts
$10.5M
Net Calls
Net Calls Change

Top Sellers

1 -$95.1M
2 -$89.4M
3 -$85M
4
Holocene Advisors
Holocene Advisors
New York
-$30M
5
JP Morgan Chase
JP Morgan Chase
New York
-$19.7M
Name Holding Trade Value Shares
Change
Change in
Stake
AFGAS
276
Allegiance Financial Group Advisory Services
Virginia
$349K
HKAM
277
Horizon Kinetics Asset Management
New York
$347K
NA
278
NewEdge Advisors
Louisiana
$345K
PA
279
Pinnacle Associates
New York
$335K
PWMAG
280
Pinnacle Wealth Management Advisory Group
New Jersey
$335K
NL
281
NWAM LLC
Washington
$327K
KAM
282
Knightsbridge Asset Management
California
$327K
CPA
283
Capital Performance Advisors
California
$326K
Cambridge Investment Research Advisors
284
Cambridge Investment Research Advisors
Iowa
$326K
RWB
285
RMR Wealth Builders
New Jersey
$323K
MC
286
Machina Capital
France
$322K
KIA
287
Knollwood Investment Advisory
Maryland
$319K
URS
288
Utah Retirement Systems
Utah
$318K
LTAS
289
Linden Thomas Advisory Services
North Carolina
$317K
DnB Asset Management
290
DnB Asset Management
Norway
$314K
SFC
291
SYM Financial Corp
Indiana
$309K
Pathstone Holdings
292
Pathstone Holdings
New Jersey
$301K
GCP
293
GSA Capital Partners
United Kingdom
$300K
KCP
294
Kera Capital Partners
California
$291K
AWM
295
Ariadne Wealth Management
California
$288K
G
296
GenTrust
Florida
$288K
CGH
297
Crossmark Global Holdings
Texas
$283K
BFIM
298
Beese Fulmer Investment Management
Ohio
$282K
Nomura Holdings
299
Nomura Holdings
Japan
$265K
DP
300
Dundas Partners
United Kingdom
$265K