Insider trade

CEO sold ~$953K of WDC shares in the open market

Traded Nov 3, 2025 · Filed Nov 5, 2025

Western DigitalWDC

~$953K
Reported value · 6,359 sh @ $149.79: 653K
Holds after · shares reported: +179.5%
stock since the trade · S&P 500 +13.4%, $158.02 → $441.64 on Oct 5

Why it stands out

The boss of Western Digital sold $953K of Western Digital shares. It was planned long ago, so it says very little.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Nov 3, 2025
Reporting period: Not applicable
Filed with the SEC: Nov 5, 2025

CEO$500K–$1MPre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$952,513

Shares × reported transaction price

Timing vs results

4 days after results of Oct 30, 2025, 87 days before results of Jan 29, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $158.02 on Nov 3, 2025, at its 52-week high, after a 41% rise over the previous 30 trading days

52-week range $30.54 (Apr 4, 2025) to $158.02 (Nov 3, 2025), 100% of the way up, from 250 adjusted closes. 30 trading days earlier: $112.41 on Sep 22, 2025. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	−3.9%	+0.3%	−4.2%
30 days	+3.8%	+2.0%	+1.8%
90 days	+64.7%	+2.4%	+62.3%
180 days	+184.4%	+8.0%	+176.4%

Past results only. Not a forecast.

Source receipt

Record ID: 0001266824-25-000215
Filed / recorded: Nov 5, 2025, 11:14 PM UTC
Added to OQRO: Oct 2, 2026, 12:29 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: WESTERN DIGITAL CORP
Issuer CIK: 106040
Ticker: WDC
Reporting person: Irving Tan
Relationship: Director, Officer
Officer title: Chief Executive Officer
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Nov 3, 2025
Transaction code: S
Shares / units: 6,359
Price per share: $149.79
Acquired / disposed: Disposed (D)
Shares owned after: 653,089
Ownership form: Direct
Amendment: No

Footnotes from the filing

The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2025.
Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $149.40 to a high of $150.36. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

Around the same time

Officer sold ~$450K of Western Digital

Automatic sale10mo ago

Director sold ~$16K of Western Digital

Scheduled in advance10mo ago

Director sold ~$79K of Western Digital

Scheduled in advance10mo ago