Insider trade

Officer sold ~$137K of WDC shares in the open market

Traded Apr 21, 2026 · Filed Apr 22, 2026

~$137K
Reported value · 363 sh @ $377.09: 120K
Holds after · shares reported: +20.5%
stock since the trade · S&P 500 +8.5%, $383.81 → $462.56 on Oct 1

Why it stands out

Western Digital's Chief Legal Officer & Corp Sec sold $137K 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: Apr 21, 2026
Reporting period: Not applicable
Filed with the SEC: Apr 22, 2026

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

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$136,884

Shares × reported transaction price

Timing vs results

82 days after results of Jan 29, 2026, 9 days before results of Apr 30, 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 $383.81 on Apr 21, 2026, at its 52-week high, after a 46% rise over the previous 30 trading days

52-week range $36.68 (Apr 22, 2025) to $383.81 (Apr 21, 2026), 100% of the way up, from 251 adjusted closes. 30 trading days earlier: $262.06 on Mar 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	+7.8%	+1.4%	+6.3%
30 days	+30.1%	+6.0%	+24.2%
90 days	+38.1%	+5.5%	+32.6%

Past results only. Not a forecast.

Source receipt

Record ID: 0001266824-26-000079
Filed / recorded: Apr 22, 2026, 11:28 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: Apr 21, 2026
Transaction code: S
Shares / units: 363
Price per share: $377.09
Acquired / disposed: Disposed (D)
Shares owned after: 120,023
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

5mo ago

3Shares

Derivative exercise or conversion — not an open-market buy.

Why it stands out Official record

5mo ago

379Shares · @ $459.62

Routine share withholding; mechanical by default.

Why it stands out Official record

5mo ago

10Shares

Derivative exercise or conversion — not an open-market buy.

Why it stands out Official record