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SEC EDGARAUG 31 min read$CLH

Robertson Andrea sold $248K of CLH

Robertson Andrea sold 789 shares of CLEAN HARBORS INC (CLH) at $314.01 ($0.25M total) on 2026-08-03.

Original reporting
SEC EDGAR · Robertson Andrea
Published Aug 3, 2026, 4:04 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 3, 2026, 4:13 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
$CLH
Neutral
medium confidence
Mentioned
$CLH
Relevance
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$CLHNeutralLow
01

Why it matters

Insider open-market sales can be interpreted as sentiment signals, but they rarely provide new fundamental information absent accompanying company-specific events.

02

Market read

A director sold $247,753.89 of CLH shares at $314.01; traders may monitor for follow-on insider activity but should not expect a fundamental repricing from this alone.

03

What to watch

The filing states no pre-arranged 10b5-1 plan, but it still does not explain motive; without context, traders should treat it as low-signal.

Relevance 4/10Novelty 3/10Timing: filed 2026-08-03 (same day)

Background

The article is a SEC Form 4 insider transaction disclosure for Clean Harbors Inc (CLH).

Company-level read

Ticker impact

$CLHNeutralMedium confidence
Context

Clean Harbors director Robertson Andrea filed a Form 4 selling 789 shares at $314.01 on 2026-08-03, reducing holdings to 8,979.

Expected impact

Likely limited near-term price impact; any effect would be sentiment-driven and small.

Evidence & confidence

The filing is an insider transaction (Form 4) without disclosed new company fundamentals, guidance, or regulatory/legal developments. The sale size is moderate relative to a large public company, and the article provides no linkage to performance or events.

Market effects

Sector

Minimal. Insider selling in a single name does not materially change sector fundamentals.

Regional

None indicated.

Global

None indicated.

Counterpoint

What could challenge this read

The sale may be driven by personal liquidity needs or pre-scheduled trading behavior, so it should not be over-weighted as a bearish signal.

Key entities

  • issuer
    Clean Harbors Inc

    Subject of the Form 4 insider transaction disclosure.

  • insider
    Robertson Andrea

    Director who sold 789 shares on 2026-08-03.

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.

CLH insider trading history →

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