$WDC

Cole Martin I sold $1.7M of WDC

Cole Martin I sold 3,280 shares of WESTERN DIGITAL CORP (WDC) at an average of $511.16 ($484.28–$527.22, $1.68M total) across 30 trades on 2026-06-09 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Cole Martin I
Published Jun 11, 2026, 9:47 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Jun 11, 2026, 9:51 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
$WDC
Neutral
medium confidence
Mentioned
$WDC
Relevance
5/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$WDCNeutralLow
01

Why it matters

The newest fact is the disclosed sale size, execution window (June 9), and confirmation that it was conducted under a pre-arranged 10b5-1 plan.

02

Market read

Provides a fresh, primary-source datapoint on insider selling activity in WDC, but with reduced interpretive weight due to 10b5-1.

03

What to watch

Traders may want to compare this sale to prior insider patterns (frequency/size) and check whether other directors/officers filed contemporaneous buys or sales.

Relevance 5/10Novelty 5/10Timing: Filed June 11, covering sales executed June 9

Background

The article is an SEC Form 4 insider transaction report for a director of Western Digital.

Company-level read

Ticker impact

$WDCNeutralMedium confidence
Context

Director Cole Martin I sold $1.68M of Western Digital shares via an open-market transaction under a pre-arranged 10b5-1 plan.

Expected impact

Near-term price reaction, if any, is likely limited; watch for follow-on insider activity or concurrent company-specific catalysts.

Evidence & confidence

The filing is a routine director sale and explicitly states a pre-arranged 10b5-1 plan, which typically reduces interpretive weight versus discretionary selling.

Market effects

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

None indicated.

None indicated.

Counterpoint

10b5-1 sales can be purely mechanical; the disclosure may not reflect negative views and could be offset by other insider buys not shown here.

Key entities

  • WESTERN DIGITAL CORP

    Subject of the Form 4 insider sale disclosure.

  • Cole Martin I

    Director who sold 3,280 shares (weighted avg ~$511.16) for ~$1.68M.

  • 10b5-1 plan

    Pre-arranged plan cited as Yes, suggesting scheduled selling rather than discretionary timing.

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.

Related articles

$NTAPMed

Will NetApp's Public Cloud Business Maintain Its Growth Momentum?

Seagate (STX) and Western Digital (WDC) report strong demand for data center and cloud storage. STX expects Q1 revenue of $4.1B (+56% YoY), driven by HAMR tech and pricing discipline. WDC forecasts Q1 revenue of $4.1B (+45% YoY), fueled by AI and cloud storage demand. Both companies highlight long-term customer commitments and margin expansion.

$WDCHighAI 8/10

Western Digital Stock Is Up Over 470% This Year. Can the AI Storage Boom Continue?

Western Digital (WDC) shares rose 6.1% this week after reporting fiscal Q4 revenue of $3.75B (+44% YoY) and EPS of $3.56, driven by AI demand for high-capacity hard drives. Management guided Q1 FY2027 revenue to $4.1B and EPS to $4.00, with data demand expected to accelerate. The stock has gained over 470% this year, with a valuation model target price of $684, implying 48% upside over 2.8 years.

$NVDAHighAI 9/10

Markets News, Aug. 27, 2026: Nvidia Stock Powers Higher After Earnings, Driving Tech Gains; Nasdaq Closes Sharply Higher

Nvidia (NVDA) reported strong Q2 earnings and raised Q3 revenue guidance to $108B, driving its stock up 9% and boosting tech sector gains. Nasdaq, S&P 500, and Dow closed higher. Other notable movers include Okta (OKTA) +29%, Salesforce (CRM) +23%, and CrowdStrike (CRWD) +20%. Corporate profits surged $400B in Q2, partly due to $71B in tariff refunds.

$MUHighAI 8/10

Micron Lags Despite NVIDIA’s $279B Memory Commitment; Western Digital Drops 4%, SK Hynix Ticks Up

Micron (MU) fell 3% and Western Digital (WDC) dropped 4% despite NVIDIA's (NVDA) $279B memory commitment, while SK Hynix (SKHY) gained 1%. The Roundhill Memory ETF (DRAM) declined 0.9% to $55.87, contrasting with a 1% rise in the iShares Semiconductor ETF (SOXX). NVIDIA's CFO attributed the increased commitments to memory procurement for next-gen platforms, with SK Hynix being the sole gainer in the group.

$NVDAHighAI 8/10

Nasdaq futures outperform after Nvidia puts AI fears to rest

Nasdaq futures rose after Nvidia's strong forecast eased AI-related concerns, boosting tech stocks. Nvidia shares gained 7.2% premarket. Salesforce and CrowdStrike also reported positive updates, calming fears about AI's impact on software. Investors now await Fed Chair Kevin Warsh's speech for inflation and rate hints.