$MKTX

Pintoff Scott sold $16K of MKTX

Pintoff Scott (General Counsel and Secretary) sold 100 shares of MARKETAXESS HOLDINGS INC (MKTX) at $162.60 on 2026-08-10 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Pintoff Scott
Published Aug 10, 2026, 8:15 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 10, 2026, 8:30 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$MKTX
Neutral
high confidence
Mentioned
$MKTX
Relevance
2/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$MKTXNeutralLow
01

Why it matters

The newest disclosed fact is the specific open-market sale of 100 shares by Scott Pintoff at $162.60, executed under a pre-arranged 10b5-1 plan.

02

Market read

A small, scheduled insider sale is typically not a standalone catalyst for price discovery.

03

What to watch

Insider sales can be driven by diversification, taxes, or scheduled liquidity needs; without additional context or larger transactions, the trading signal is weak.

Relevance 2/10Novelty 2/10Timing: filed on 2026-08-10 (same day as the reported sale)

Background

The article is an SEC Form 4 insider transaction disclosure for MarketAxess Holdings Inc.

Company-level read

Ticker impact

$MKTXNeutralHigh confidence
Context

MarketAxess insider Form 4 shows General Counsel Scott Pintoff sold 100 shares at $162.60 on 2026-08-10 under a 10b5-1 plan.

Expected impact

Minimal near-term impact; any reaction is likely noise unless follow-on filings show unusual selling patterns.

Evidence & confidence

The filing specifies an open-market sale under a pre-arranged Rule 10b5-1 plan, with only 100 shares sold, reducing signal strength versus discretionary selling.

Market effects

No clear sector read-through from a single small 10b5-1 insider sale.

None indicated.

None indicated.

Counterpoint

If this sale is part of a broader, newly accelerating insider selling streak, it could modestly affect sentiment even when each trade is 10b5-1.

Key entities

  • MarketAxess Holdings Inc

    Subject of the Form 4 insider transaction disclosure.

  • Scott Pintoff

    General Counsel and Secretary who sold shares under a Rule 10b5-1 plan.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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MARKETAXESS HOLDINGS INC (MKTX) filed an SEC Form 8-K — Other Events. Item 8.01. Other Events. As previously disclosed in the definitive proxy statement filed on September 18, 2026, both MarketAxess Holdings Inc. (“MarketAxess”) and Intercontinental Exchange, Inc. (“ICE”) filed notification and report forms with the Department of Justice (“DOJ”) an