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MKTX · Marketaxess Holdings Inc

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TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475

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MKTX

Name: MARKETAXESS HOLDINGS INC (MKTX) insider trading and ownership data
Creator: WaveMan
License: https://wave-man.com/terms

MARKETAXESS HOLDINGS INC

FINANCIAL SERVICES · SECURITY BROKERS, DEALERS & FLOTATION COMPANIES · CIK 0001278021

FORM 144 · 1☆ WATCH

INSIDER NET · 180D

-$89.8K

open-market buys minus sells, Form 4 codes P and S

INSIDER BUYERS · 180D

CONGRESS BUYERS · 1Y

FUNDS ADDED · QTR

195

13F, latest reported quarter

REVENUE GROWTH

+3.6%

XBRL, annual

NET MARGIN

29.1%

SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST

INSIDERS

net -$89.8K over 180 days

-$39.4K over 90 days

more than 66% of Financial Services

CONGRESS

no member of Congress has reported trading it

FUNDS

195 funds added or opened last quarter

more than 74% of Financial Services

REVENUE

+3.6% year over year

below 63% of Financial Services

MARGIN

29.1% net margin

more than 80% of Financial Services

BUYBACKS

$420.0M repurchased, FY to 2025-12-31

more than 84% of Financial Services

SHORT

4.4% of shares outstanding short · 1.0 days to cover · settled 2026-07-31

more than 74% of Financial Services

THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET

195 funds added or opened positions in the latest 13F quarter, of 399 holders.

The year, with the filings on it

Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail

TOTAL 12M RETURN -8.0%

-8.0%12M

INSIDER SELLFORM 144

INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY

Live price

Daily candles from TradingView, on their licence — no filings are marked on this one

WHY THIS NAME IS ON THE DESK

Insiders have filed to sell — before selling.

The record shows a net $89.8K sold by insiders over 180 days, 195 funds added last quarter, $48.8K in planned Form 144 sales. Every figure is a federal filing, dated the day it became public.

Backtest this pattern Open the screener

Same sector, ranked by filing activity

Sector from the SEC's own SIC classification

MSTR COIN MORN UPST IBKR CACC ARES HOOD RKT SCHW DAVE GS

Insider transactions

Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, MARKETAXESS HOLDINGS INC insiders sold a net $89.8K of stock across 116 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER

FILED

VALUE

Pintoff Scott

General Counsel and Secretary

SELL

2026-08-10

100.0

$16.3K

Pintoff Scott

General Counsel and Secretary

SELL

2026-07-10

100.0

$11.5K

Pintoff Scott

General Counsel and Secretary

SELL

2026-06-10

100.0

$11.6K

Pintoff Scott

General Counsel and Secretary

SELL

2026-05-11

100.0

$14.7K

Pintoff Scott

General Counsel and Secretary

SELL

2026-04-10

100.0

$17.2K

116 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 111 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders

13F · holdings as of the latest quarter funds have reported

BlackRock, Inc.

3,999,836.0 sh

$453.9M

PRIMECAP MANAGEMENT CO/CA/

3,504,905.0 sh

$397.8M

North Reef Capital Management LP

3,395,000.0 sh

$385.3M

VANGUARD PORTFOLIO MANAGEMENT LLC

2,100,273.0 sh

$238.4M

AQR CAPITAL MANAGEMENT LLC

1,987,288.0 sh

$222.8M

SCHEDULE 13D/G

No 5%+ ownership filings

Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.

Planned sales · Form 144

Filed before the sale — intent, not a trade

Pintoff Scott

FILED 2026-08-10

$48.8K

Fund concentration

N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show

Victory RS Investors Fund

$3.6M POSITION · AS OF 2026-03-31

5.0%

Cultivar ETF

$1.6M POSITION · AS OF 2026-04-30

4.2%

Victory RS Value Fund

$8.5M POSITION · AS OF 2026-03-31

3.5%

PRIMECAP Odyssey Aggressive Growth Fund

$141.0M POSITION · AS OF 2026-04-30

2.1%

Invesco S&P SmallCap Financials ETF

$433.7K POSITION · AS OF 2026-02-28

1.8%

Hunter Small Cap Value Fund

$1.1M POSITION · AS OF 2026-04-30

1.8%

SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK

Fundamentals

Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all

	2025-12	2024-12	2023-12	2022-12
REVENUE	$846.3M	$817.1M	$752.5M	$718.3M
OPERATING INCOME	$341.8M	$340.9M	$315.0M	$326.9M
NET INCOME	$246.9M	$274.2M	$258.1M	$250.2M
EPS (DILUTED)	6.64	7.28	6.85	6.65
OPERATING CASH FLOW	$382.1M	$385.2M	$333.8M	$289.2M
CASH	$519.7M	$544.5M	$451.3M	$430.7M
BUYBACKS	$420.0M	$75.5M	$0	$87.5M

SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE