Transaction · 0001266824-26-000213

Tan Irving

Tan Irving, CEO, reported a transaction classified as exercise at WESTERN DIGITAL CORP involving 56.762000 shares for an estimated $0.00. Reported holdings after the transaction were 266703.762000 shares. A 10b5-1 reference was not detected in the stored filing text.

exerciseSEC transaction code MCEO
WDCWESTERN DIGITAL CORP
Trade date
Sep 20, 2026
Filing date
Sep 21, 2026
View on SEC Insider profile
Estimated value$0Shares × reported price
Shares traded57$0.00 per share
Holdings after266kDirect
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Calculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

WDC price since this filing

Daily closing prices, with the filing date and available return windows
WDC · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago +2.5%1w ago -0.2%1d ago -1.5%
Returns since7d +1.1%30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
exercise
Code M
Identifier
0001266824-26-000213
Common Stock
Transaction date
Sep 20, 2026
Filed Sep 21, 2026, 10:36 PM · 1d delay
Shares
56.762 sh
$0.00 per share
Estimated value
$0
Computed from shares × price
Holdings after
266,703.762 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership
Filing-only score

+10 points

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • timely_filing+4 points

    reporting_delay_days = 1

    Filing reported within two business days of the transaction.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Executive Officer

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The dividend equivalent rights were converted into, and paid in the form of, shares of the Issuer's common stock on a one-for-one basis in connection with the vesting of restricted stock units to whic…

  2. F2

    Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).

  3. F3

    The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a co…

Original filing · 0001266824-26-000213
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