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SEC EDGARJUN 181 min read$GM

Barra Mary T sold $8.4M of GM

Barra Mary T (Chair & CEO) sold 99,239 shares of General Motors Co (GM) at $85.10 ($8.45M total) across 3 trades on 2026-06-16 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Barra Mary T
Published Jun 18, 2026, 8:37 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jun 18, 2026, 8:40 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
$GM
Neutral
high confidence
Mentioned
$GM
Relevance
5/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$GMNeutralLow
01

Why it matters

The newest concrete fact is the disclosed open-market sale size, price, and that it was executed under a pre-arranged 10b5-1 plan; no new business or financial guidance is provided.

02

Market read

Traders may note the CEO’s scheduled selling, but the 10b5-1 structure reduces fundamental interpretation value.

03

What to watch

Insider sales can be misread—without context on total planned volume, prior sales, or concurrent buys, the signal is weak.

Relevance 5/10Novelty 3/10Timing: Filed 2026-06-18 after trades dated 2026-06-16

Background

The article is a SEC Form 4 insider transaction disclosure for General Motors’ CEO Mary T. Barra.

Company-level read

Ticker impact

$GMNeutralHigh confidence
Context

GM CEO Mary T. Barra filed a Form 4 showing an open-market sale of 99,239 shares at $85.10 on 2026-06-16 under a 10b5-1 plan.

Expected impact

Low likelihood of a sustained price move solely from this disclosure; any impact would be sentiment-driven and short-lived.

Evidence & confidence

The filing is a scheduled open-market sale under a pre-arranged 10b5-1 plan, with no accompanying operational or guidance change disclosed in the text.

Market effects

Sector

No sector-level implications; this is company-specific insider transaction data.

Regional

None indicated.

Global

None indicated.

Counterpoint

What could challenge this read

Because it’s a 10b5-1 plan, the sale may reflect liquidity/tax planning rather than bearish fundamentals; traders may discount it.

Key entities

  • insider
    Mary T. Barra

    Chair & CEO of General Motors; reported open-market sale under a 10b5-1 plan.

  • issuer
    General Motors Co

    Subject of the Form 4 insider transaction disclosure.

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.

GM insider trading history →

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