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SEC EDGARJUN 22 min read$STX

MOSLEY WILLIAM D sold $431K of STX

MOSLEY WILLIAM D (CEO) sold 481 shares of Seagate Technology Holdings plc (STX) at $895.45 ($0.43M total) on 2026-06-01 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · MOSLEY WILLIAM D
Published Jun 2, 2026, 9:16 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Jun 2, 2026, 9:19 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
$STX
Neutral
medium confidence
Mentioned
$STX
Relevance
6/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$STXNeutralLow
01

Why it matters

The disclosure provides a datapoint on insider activity but, because it is pre-arranged, it is typically less informative about near-term fundamentals.

02

Market read

Traders may monitor for follow-on insider activity, but this specific filing is unlikely to drive a durable repricing.

03

What to watch

The sale size ($430.7K) is modest relative to a large-cap; without additional context (e.g., other insider buys/sales), signal quality is limited.

Relevance 6/10Novelty 6/10Timing: Filed today; reflects sale executed 2026-06-01.

Background

SEC Form 4 insider transaction: CEO William D. Mosley sold 481 STX shares at $895.4505 on 2026-06-01 under a pre-arranged Rule 10b5-1 plan.

Company-level read

Ticker impact

$STXNeutralMedium confidence
Context

Seagate CEO William D. Mosley sold $430.7K of STX shares in an open-market transaction under a pre-arranged 10b5-1 plan.

Expected impact

Limited/short-lived impact; any move is more likely sentiment/flow-driven than fundamentals.

Evidence & confidence

The filing is a routine insider transaction with stated 10b5-1 plan, reducing interpretive weight versus discretionary selling.

Market effects

Sector

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

Regional

None.

Global

None.

Counterpoint

What could challenge this read

10b5-1 sales can be mechanically scheduled and may not reflect bearish views; the market may overreact to the headline.

Key entities

  • issuer
    Seagate Technology Holdings plc

    Subject of the Form 4 insider transaction; CEO Mosley sold shares under a 10b5-1 plan.

  • insider
    MOSLEY WILLIAM D

    CEO/officer/director who executed the open-market sale disclosed on Form 4.

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.

STX insider trading history →

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