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MarketAxess Holdings

436 hedge funds and large institutions have $6.21B invested in MarketAxess Holdings in 2025 Q3 according to their latest regulatory filings, with 62 funds opening new positions, 157 increasing their positions, 179 reducing their positions, and 133 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)

53% less first-time investments, than exits

New positions opened: 62 | Existing positions closed: 133

Holders
436
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
Nisa Investment Advisors
226
Nisa Investment Advisors
Missouri
$662K
KeyBank National Association
227
KeyBank National Association
Ohio
$661K
DB
228
Danske Bank
Denmark
$656K
NYLIM
229
New York Life Investment Management
New York
$653K
VPIM
230
Vanguard Personalized Indexing Management
California
$647K
HWAM
231
Hennion & Walsh Asset Management
New Jersey
$646K
P
232
&Partners
Tennessee
$630K
CNAM
233
Campbell Newman Asset Management
Wisconsin
$618K
AA
234
Ancora Advisors
Ohio
$614K
CIBC Asset Management
235
CIBC Asset Management
Ontario, Canada
$609K
PNC Financial Services Group
236
PNC Financial Services Group
Pennsylvania
$601K
NIA
237
NIA Impact Advisors
California
$599K
PCA
238
Pallas Capital Advisors
Massachusetts
$596K
Fifth Third Bancorp
239
Fifth Third Bancorp
Ohio
$579K
FC
240
Farringdon Capital
United Kingdom
$558K
IA
241
Inspire Advisors
Idaho
$527K
BJL
242
Brighton Jones LLC
Washington
$525K
FAM
243
Formidable Asset Management
Ohio
$516K
RMCM
244
Reynders McVeigh Capital Management
Massachusetts
$486K
LFG
245
Larson Financial Group
Missouri
$484K
Wolverine Trading
246
Wolverine Trading
Illinois
$483K
AssetMark Inc
247
AssetMark Inc
California
$467K
Aviva
248
Aviva
United Kingdom
$455K
JTWM
249
Jackson Thornton Wealth Management
Alabama
$450K
AC
250
AXQ Capital
New Jersey
$448K