Insider trade

Officer sold ~$102K of WDC shares in the open market

Traded Jan 21, 2026 · Filed Jan 21, 2026

~$102K
Reported value · 447 sh @ $229.00: 143K
Holds after · shares reported: +91.2%
stock since the trade · S&P 500 +11.5%, $241.90 → $462.56 on Oct 1

Why it stands out

Western Digital's Chief Legal Officer & Corp Sec sold $102K 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: Jan 21, 2026
Reporting period: Not applicable
Filed with the SEC: Jan 21, 2026

Officer$100K–$500KPre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$102,363

Shares × reported transaction price

Timing vs results

83 days after results of Oct 30, 2025, 8 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 $241.90 on Jan 21, 2026, at its 52-week high, after a 43% rise over the previous 30 trading days

52-week range $30.54 (Apr 4, 2025) to $241.90 (Jan 21, 2026), 100% of the way up, from 251 adjusted closes. 30 trading days earlier: $168.89 on Dec 5, 2025. Describes the past only, not a forecast

Layoff notice nearby

A WARN layoff notice covering 87 workers was filed in California on January 20, 2026.

From the official state WARN list, 1 day before the trade; 1 more notice by the company within 60 days. Shown for timing only; the two filings are separate

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	+14.4%	+0.7%	+13.7%
30 days	+15.3%	-1.0%	+16.2%
90 days	+59.9%	+3.2%	+56.7%
180 days	+125.4%	+8.6%	+116.8%

Past results only. Not a forecast.

Source receipt

Record ID: 0001266824-26-000002
Filed / recorded: Jan 21, 2026, 10:14 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: Cynthia L Tregillis
Relationship: Officer
Officer title: Chief Legal Officer & Corp Sec
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Jan 21, 2026
Transaction code: S
Shares / units: 447
Price per share: $229.00
Acquired / disposed: Disposed (D)
Shares owned after: 143,318
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 23, 2025.

Around the same time

Officer sold ~$93K of Western Digital

Scheduled in advance8mo ago

Officer sold ~$164K of Western Digital

Scheduled in advance8mo ago

Officer sold ~$239K of Western Digital

Scheduled in advance8mo ago

Why it stands out

Dates, kept separate

Context

After it was reported

Source receipt

Footnotes from the filing

Around the same time

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