Insider trade

Officer sold ~$49K of WDC shares in the open market

Traded May 21, 2026 · Filed May 22, 2026

~$49K
Reported value · 106 sh @ $458.87: 118K
Holds after · shares reported: -4.9%
stock since the trade · S&P 500 +2.9%, $486.46 → $462.56 on Oct 1

Why it stands out

Western Digital's Chief Legal Officer & Corp Sec sold $49K 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: May 21, 2026
Reporting period: Not applicable
Filed with the SEC: May 22, 2026

Officer$25K–$100KPre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$48,640

Shares × reported transaction price

Timing vs results

21 days after results of Apr 30, 2026, 76 days before results of Aug 5, 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 $486.46 on May 21, 2026, 876% above its 52-week low and 6% below its high, after a 44% rise over the previous 30 trading days

52-week range $49.84 (May 22, 2025) to $515.83 (May 11, 2026), 94% of the way up, from 251 adjusted closes. 30 trading days earlier: $337.88 on Apr 9, 2026. 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	+7.3%	+1.2%	+6.1%
30 days	+28.7%	-2.2%	+30.9%
90 days	-17.0%	+1.7%	-18.7%

Past results only. Not a forecast.

Source receipt

Record ID: 0001266824-26-000099
Filed / recorded: May 22, 2026, 11:24 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: May 21, 2026
Transaction code: S
Shares / units: 106
Price per share: $458.87
Acquired / disposed: Disposed (D)
Shares owned after: 118,443
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

Director sold ~$25K of Western Digital

Scheduled in advance4mo ago

Director sold ~$34K of Western Digital

Scheduled in advance4mo ago

Director sold ~$26K of Western Digital

Scheduled in advance4mo ago