MarketAxess Holdings Stock Insider Power

Based on the 100 latest insides trades, we have calculated the insider power to be positive at 20.68. In total, the insiders bought 199.2K and sold 73.86K MKTX shares in the last 100 trades. The insider score can be negative despite buy/sell ratio being positive. The score focuses on the quality of the trades.

Insider Power

(Last 100 transactions)
20.68
Buy 199.2K shares
Sell 73.86K shares
63% Buy Activity
Strong Negative Correlation
Buy Signal Medium Confidence
Jun 10, 2026

Analysis Breakdown:

  • Supported by a positive Insider Power Score of 20.68.
  • Confidence increased due to high data reliability score of 100.

Historical Insider Trades

Date Type Person Role Amount
Mar 01, 2026
Buy
Common Stock, par value $0.003 per share
Cifu Douglas A
Director
Director 0
Value: $0
Feb 15, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Mirwani Nitin A
Chief Accounting Officer
Officer 1 766
Value: $286.6K
Feb 15, 2026
Sell
Common Stock, par value $0.003 per share
F-InKind
Mcpherson Kevin M
Chief Revenue Officer
Officer 462
Value: $82.9K
Feb 15, 2026
Sell
Common Stock, par value $0.003 per share
F-InKind
Mcpherson Kevin M
Chief Revenue Officer
Officer 1 525
Value: $273.5K
Feb 15, 2026
Sell
Common Stock, par value $0.003 per share
F-InKind
Panchal Naineshkumar Shantilal
Chief Information Officer
Officer 159
Value: $28.5K
Feb 15, 2026
Sell
Common Stock, par value $0.003 per share
F-InKind
Panchal Naineshkumar Shantilal
Chief Information Officer
Officer 1 016
Value: $182.2K
Feb 15, 2026
Sell
Common Stock, par value $0.003 per share
F-InKind
Pintoff Scott
General Counsel And Secretary
Officer 208
Value: $37.3K
Feb 15, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Fiszel Bieler Ilene
Chief Financial Officer
C-Suite Officer 5 005
Value: $812.3K
Feb 15, 2026
Buy
Stock Option (right to buy)
A-Award
Concannon Christopher R
Chief Executive Officer
CEO / President 21 736
Value: $3.90M
Feb 15, 2026
Sell
Common Stock, par value $0.003 per share
F-InKind
Concannon Christopher R
Chief Executive Officer
CEO / President 866
Value: $155.3K
Feb 15, 2026
Sell
Common Stock, par value $0.003 per share
F-InKind
Concannon Christopher R
Chief Executive Officer
CEO / President 1 750
Value: $313.9K
Feb 15, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Concannon Christopher R
Chief Executive Officer
CEO / President 6 588
Value: $1.07M
Feb 15, 2026
Sell
Common Stock, par value $0.003 per share
F-InKind
Fiszel Bieler Ilene
Chief Financial Officer
C-Suite Officer 439
Value: $78.7K
Feb 15, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Pintoff Scott
General Counsel And Secretary
Officer 3 165
Value: $513.7K
Feb 15, 2026
Sell
Common Stock, par value $0.003 per share
F-InKind
Pintoff Scott
General Counsel And Secretary
Officer 824
Value: $147.8K
Feb 15, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Panchal Naineshkumar Shantilal
Chief Information Officer
Officer 3 239
Value: $525.7K
Feb 15, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Mcpherson Kevin M
Chief Revenue Officer
Officer 4 416
Value: $716.7K
Feb 13, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Concannon Christopher R
Chief Executive Officer
CEO / President 1 696
Value: $304.2K
Feb 13, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Pintoff Scott
General Counsel And Secretary
Officer 515
Value: $92.4K
Feb 13, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Panchal Naineshkumar Shantilal
Chief Information Officer
Officer 394
Value: $70.7K
Feb 13, 2026
Buy
Common Stock, par value $0.003 per share
A-Award
Mcpherson Kevin M
Chief Revenue Officer
Officer 939
Value: $168.4K
Feb 10, 2026
Sell
Common Stock, par value $0.003 per share
S-Sale
Pintoff Scott
General Counsel And Secretary
Officer 100
Value: $17.2K
Jan 12, 2026
Sell
Common Stock, par value $0.003 per share
S-Sale
Pintoff Scott
General Counsel And Secretary
Officer 100
Value: $16.9K
Dec 12, 2025
Sell
Common Stock, par value $0.003 per share
S-Sale
Pintoff Scott
General Counsel And Secretary
Officer 100
Value: $17.8K
Nov 25, 2025
Sell
Common Stock, par value $0.003 per share
G-Gift
Hernandez Carlos Mauricio
Director
Director 7 466
Value: $0

About Insider Power

Insider Power is a proprietary algorithm developed by StockInvest.us to evaluate the significance of insider transactions. The calculation considers the size, type, and timing of transactions, as well as the insider’s role within the company.

It is important to note that, in general, there is little to no correlation between insider transactions and short-term stock price movements. In one of our studies, only 0.22%* of stocks with insider activity showed a measurable correlation — and even then, it was unclear whether the effect was caused by insider actions or simply by the stock’s broader trend.

While our algorithms are designed to highlight potentially meaningful signals, these cannot be regarded as statistically significant on their own. Insider trading activity should therefore be seen as informative rather than as direct trading guidance. The Insider Power metric was created to present this information in a clearer and more accessible way, helping investors better understand the possible context of insider activity.

* October 6th, 2025 - Tested on 5562 stocks

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