AlphAIAlphAI — Financial news for AI agents
SEC EDGARJUN 121 min read$MKTX

Pintoff Scott sold $12K of MKTX

Pintoff Scott (General Counsel and Secretary) sold 100 shares of MARKETAXESS HOLDINGS INC (MKTX) at $116.03 on 2026-06-10 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Pintoff Scott
Published Jun 12, 2026, 8:15 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jun 12, 2026, 8:21 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.
About AlphAI AI DeskScoring methodologyReport an issue
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 fact is the specific open-market sale of 100 shares by the company’s General Counsel/Secretary on 2026-06-10 under a Rule 10b5-1 plan.

02

Market read

Routine insider sale disclosure; limited incremental trading signal for MKTX.

03

What to watch

The transaction size is small and explicitly pre-arranged, reducing interpretability versus discretionary sales.

Relevance 2/10Novelty 2/10Timing: Filed 2026-06-12 (covers sale dated 2026-06-10).

Background

The article is an SEC EDGAR Form 4 insider transaction disclosure for MarketAxess Holdings (MKTX).

Company-level read

Ticker impact

$MKTXNeutralHigh confidence
Context

SEC Form 4 shows MKTX General Counsel/Secretary Pintoff Scott sold 100 shares in an open-market transaction on 2026-06-10 under a 10b5-1 plan.

Expected impact

Low likelihood of sustained price impact; any reaction is likely muted and short-lived.

Evidence & confidence

The filing is a routine Form 4 insider transaction with a stated pre-arranged Rule 10b5-1 plan and small share count ($11.6k).

Market effects

Sector

No clear sector read-through; this is company-specific insider trading disclosure.

Regional

None.

Global

None.

Counterpoint

What could challenge this read

Even with 10b5-1, repeated insider selling (not shown here) could matter; traders may watch for a pattern across multiple filings.

Key entities

  • issuer
    MarketAxess Holdings Inc

    MKTX; subject of the Form 4 insider transaction disclosure.

  • insider
    Pintoff Scott

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

Read at source← All news

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.

MKTX insider trading history →

Related articles

SEP 29
$MKTXMedAI 9/10

Both MarketAxess Holdings Inc. and Intercontinental Exchange, Inc. filed notification and report forms with the Department of Justice and the Federal Trade…

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

SEC EDGAR 8-K2 min