# MARKETAXESS HLDGS INC COM

MARKETAXESS HLDGS INC COM is a security (CUSIP 57060D108) tracked across SEC portfolio filings. 438 institutional managers reported $5.8B on Form 13F as of 2026-06-30; 36 registered fund positions totaling $143.5M via N-PORT as of 2026-05-31.

## Summary

- Issuer: MARKETAXESS HLDGS INC
- Class: COM
- CUSIP: 57060D108
- Asset category: EC
- 13F holders: 438
- 13F value: $5.8B
- 13F period: 2026-06-30
- N-PORT fund positions: 36
- N-PORT value: $143.5M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 438 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $696.0M | 3,839,889 |
| [PRIMECAP MANAGEMENT CO/CA/](https://search.stillhousedata.com/firm/105516) | PASADENA, CA | $552.2M | 3,347,125 |
| BlackRock, Inc. | New York, NY | $453.9M | 3,999,836 |
| [AQR CAPITAL MANAGEMENT LLC](https://search.stillhousedata.com/firm/111883) | Greenwich, CT | $442.8M | 2,683,745 |
| [North Reef Capital Management LP](https://search.stillhousedata.com/firm/311056) | Laguna Beach, CA | $309.3M | 1,875,000 |
| FMR LLC | BOSTON, MA | $250.7M | 1,519,421 |
| MILLENNIUM MANAGEMENT LLC | NEW YORK, NY | $198.9M | 1,087,188 |
| BANK OF MONTREAL /CAN/ | TORONTO, A6 | $168.4M | 1,020,559 |
| NEUBERGER BERMAN GROUP LLC | NEW YORK, NY | $159.4M | 966,029 |
| STATE STREET CORP | BOSTON, MA | $145.4M | 1,281,769 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $142.4M | 862,987 |
| [Burgundy Asset Management Ltd.](https://search.stillhousedata.com/firm/114317) | Toronto, A6 | $127.3M | 692,216 |
| CITIGROUP INC | NEW YORK, NY | $120.8M | 64,762 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $95.9M | 581,484 |
| [TWO SIGMA INVESTMENTS, LP](https://search.stillhousedata.com/firm/137137) | New York, NY | $86.5M | 524,024 |

## Top fund holders (N-PORT)

_Showing 15 of 36 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [Fidelity Series Stock Selector Large Cap Value Fund](https://search.stillhousedata.com/fund/S000039218) | Fidelity Devonshire Trust | $53.1M | 33.81% |
| [VANGUARD S&P SMALL-CAP 600 INDEX FUND](https://search.stillhousedata.com/fund/S000030017) | VANGUARD ADMIRAL FUNDS | $16.7M | 28.39% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $16.5M | 45.80% |
| [Heartland Mid Cap Value Fund](https://search.stillhousedata.com/fund/S000047207) | HEARTLAND GROUP INC. | $15.1M | 327.19% |
| [Bridge Builder Small/Mid Cap Growth Fund](https://search.stillhousedata.com/fund/S000048336) | Bridge Builder Trust | $8.6M | 9.37% |
| [College Retirement Equities Fund - Total Global Stock Account](https://search.stillhousedata.com/fund/S000005080) | College Retirement Equities Fund | $5.4M | 0.42% |
| [Driehaus Small Cap Growth Fund](https://search.stillhousedata.com/fund/S000058261) | Driehaus Mutual Funds | $5.2M | 45.67% |
| [VIP Stock Selector Portfolio](https://search.stillhousedata.com/fund/S000073966) | Variable Insurance Products Fund | $5.0M | 11.15% |
| [VY(R) JPMORGAN SMALL CAP CORE EQUITY PORTFOLIO](https://search.stillhousedata.com/fund/S000005624) | Voya Investors Trust | $3.5M | 126.07% |
| [BNY Mellon Smallcap Stock Index Fund](https://search.stillhousedata.com/fund/S000000132) | BNY MELLON INDEX FUNDS, INC. | $2.9M | 34.37% |
| [AGF U.S. Market Neutral Anti-Beta Fund](https://search.stillhousedata.com/fund/S000033013) | AGF Investments Trust | $2.9M | 70.97% |
| [State Street Institutional Small-Cap Equity Fund](https://search.stillhousedata.com/fund/S000001631) | STATE STREET INSTITUTIONAL FUNDS | $1.9M | 39.81% |
| [TIFF MULTI-ASSET FUND](https://search.stillhousedata.com/fund/S000006387) | TIFF Investment Program | $1.7M | 12.36% |
| [Fidelity Nasdaq Composite Index ETF](https://search.stillhousedata.com/fund/S000006011) | Fidelity Commonwealth Trust | $1.1M | 1.05% |
| [Reality Shares Divcon Leaders Dividend ETF](https://search.stillhousedata.com/fund/S000051645) | Reality Shares ETF Trust | $851K | 241.46% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/57060d108.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.