Skip to main content
TECHi home
Methodology published · Market data, model notes, and corrections process are public · Data policy · Corrections policy
WDC logo

NASDAQ · TECHNOLOGY · Holders

Western Digital Corporation (WDC) Institutional Ownership & Insider Trading History

Recent insider purchases and sales for WDC from Form 4 filings. Institutional holdings surface here when ownership sources publish.

Section freshness

Price Jun 26, 4:00 PM EDT · Statements Mar 30, 8:00 PM EDT

Source timingDetails

Data freshness

Prices update fastest. Fundamentals, analyst data, and news update on their own schedules, so check these timestamps before comparing signals.

Price time means the latest available trade or regular-market close. Other times show when that section was checked or published.

PriceLive
Last traded •
Source: Market data provider
Fundamentalsevery 1 day
Provider checked •
Source: Market data provider
Analystevery 1 day
Provider checked •
Source: Market data provider
Newsevery 4 hr
Latest item •
Source: Market data provider

Ownership read

WDC insider sentiment: Net selling.

50 sales and 0 purchases appear in the recent Form 4 filings. Use the filters below to separate real buying and selling from option exercises, gifts, awards, and tax withholding.

Review insider tradesView institutions

Insider flow

WDC

Purchases—
Sales1.76M

Directional bars ignore awards, gifts, conversions, and tax withholding rows.

Top holder

—

Institutional data pending

Insider stance

Net selling

$908.10M sold / — bought

Latest filing

Jun 20, 2026

Most recent holder or insider filing date

Filings shown

120

0 holder / 120 insider

Holder rows
Pending
Market data source
Latest filing
Jun 20, 2026
Most recent holder or insider filing date
Increased / initiated
Pending
0 decreased
Insider rows
120
Market data source

Recent insider transactions

Western Digital Corporation (WDC) Form 4 filings

Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.

Tan Irving

Option exerciseDerivative exercise or conversion before any separate sale row.
Shares
887
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 20, 2026

Tan Irving

Tax withholdingShares withheld to cover tax obligations. Usually administrative, not an open-market sale.
Shares
595.97K
% company
0.17%
Price
$746.23
Value
$444,727,708

Filed Jun 20, 2026

Tan Irving

Option exerciseDerivative exercise or conversion before any separate sale row.
Shares
597.06K
% company
0.17%
Price
No cash value
Value
No cash value

Filed Jun 20, 2026

Davis Brian Scott

Option exerciseDerivative exercise or conversion before any separate sale row.
Shares
190
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 20, 2026

Davis Brian Scott

Tax withholdingShares withheld to cover tax obligations. Usually administrative, not an open-market sale.
Shares
101.60K
% company
0.03%
Price
$746.23
Value
$75,819,207

Filed Jun 20, 2026

Davis Brian Scott

Option exerciseDerivative exercise or conversion before any separate sale row.
Shares
102.56K
% company
0.03%
Price
No cash value
Value
No cash value

Filed Jun 20, 2026

Tregillis Cynthia L

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
323
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Tan Irving

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
939
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Shihab Ahmed Mohammed

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
427
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Shihab Ahmed Mohammed

Option exerciseDerivative exercise or conversion before any separate sale row.
Shares
399
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Shihab Ahmed Mohammed

Tax withholdingShares withheld to cover tax obligations. Usually administrative, not an open-market sale.
Shares
159.71K
% company
0.05%
Price
$712.13
Value
$113,731,434

Filed Jun 17, 2026

Shihab Ahmed Mohammed

Option exerciseDerivative exercise or conversion before any separate sale row.
Shares
164.85K
% company
0.05%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Sennesael Kris

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
464
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Oulman Roxanne

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
2
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

MASSENGILL MATTHEW E

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
111
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

KIDDOO BRUCE E

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
2
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Gubbi Vidyadhara K

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
237
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Feller Brad

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
13
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

DOLUCA TUNC

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
2
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Davis Brian Scott

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
198
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Das Manuvir

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
—
% company
—
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Cole Martin I

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
3
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Alexy Kimberly

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
2
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

STREETER STEPHANIE A

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
2
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 17, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.43K
% company
<0.01%
Price
$544.95
Value
$13,859,713

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.45K
% company
<0.01%
Price
$543.92
Value
$13,842,220

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.50K
% company
<0.01%
Price
$542.79
Value
$13,839,432

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.55K
% company
<0.01%
Price
$540.96
Value
$13,818,823

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.56K
% company
<0.01%
Price
$539.82
Value
$13,798,211

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.59K
% company
<0.01%
Price
$538.81
Value
$13,789,805

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.65K
% company
<0.01%
Price
$537.73
Value
$13,792,705

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.72K
% company
<0.01%
Price
$536.27
Value
$13,793,365

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.83K
% company
<0.01%
Price
$534.90
Value
$13,818,072

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.85K
% company
<0.01%
Price
$533.97
Value
$13,802,676

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.90K
% company
<0.01%
Price
$533.01
Value
$13,803,445

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
25.99K
% company
<0.01%
Price
$531.62
Value
$13,818,313

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.04K
% company
<0.01%
Price
$530.27
Value
$13,808,696

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.11K
% company
<0.01%
Price
$528.07
Value
$13,785,353

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.15K
% company
<0.01%
Price
$527.22
Value
$13,788,484

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.28K
% company
<0.01%
Price
$525.56
Value
$13,812,242

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.30K
% company
<0.01%
Price
$524.72
Value
$13,798,562

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.34K
% company
<0.01%
Price
$523.23
Value
$13,784,494

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.38K
% company
<0.01%
Price
$521.14
Value
$13,746,083

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.54K
% company
<0.01%
Price
$519.25
Value
$13,779,425

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.59K
% company
<0.01%
Price
$517.59
Value
$13,760,120

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.80K
% company
<0.01%
Price
$516.72
Value
$13,848,535

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
26.91K
% company
<0.01%
Price
$515.40
Value
$13,870,933

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
27.30K
% company
<0.01%
Price
$514.09
Value
$14,037,348

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
27.60K
% company
<0.01%
Price
$513.14
Value
$14,163,301

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
27.92K
% company
<0.01%
Price
$511.67
Value
$14,284,155

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
28.23K
% company
<0.01%
Price
$510.61
Value
$14,413,005

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
28.55K
% company
<0.01%
Price
$509.16
Value
$14,538,063

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
28.59K
% company
<0.01%
Price
$507.94
Value
$14,519,416

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
28.68K
% company
<0.01%
Price
$505.51
Value
$14,498,581

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
28.78K
% company
<0.01%
Price
$503.80
Value
$14,497,910

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
28.86K
% company
<0.01%
Price
$502.87
Value
$14,511,325

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
28.98K
% company
<0.01%
Price
$501.72
Value
$14,542,427

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.05K
% company
<0.01%
Price
$499.69
Value
$14,515,495

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.07K
% company
<0.01%
Price
$498.95
Value
$14,501,886

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.11K
% company
<0.01%
Price
$497.47
Value
$14,482,748

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.16K
% company
<0.01%
Price
$494.63
Value
$14,423,760

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.19K
% company
<0.01%
Price
$493.64
Value
$14,410,885

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.24K
% company
<0.01%
Price
$492.38
Value
$14,395,664

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.27K
% company
<0.01%
Price
$491.06
Value
$14,371,838

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.30K
% company
<0.01%
Price
$488.06
Value
$14,302,598

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.32K
% company
<0.01%
Price
$486.87
Value
$14,275,419

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.37K
% company
<0.01%
Price
$485.54
Value
$14,259,824

Filed Jun 9, 2026

Cole Martin I

SaleOpen-market or direct sale reported on Form 4.
Shares
29.39K
% company
<0.01%
Price
$484.28
Value
$14,230,665

Filed Jun 9, 2026

Tregillis Cynthia L

SaleOpen-market or direct sale reported on Form 4.
Shares
116.64K
% company
0.03%
Price
$545.60
Value
$63,640,421

Filed Jun 5, 2026

Tregillis Cynthia L

Option exerciseDerivative exercise or conversion before any separate sale row.
Shares
304
% company
<0.01%
Price
No cash value
Value
No cash value

Filed Jun 3, 2026

Tregillis Cynthia L

Tax withholdingShares withheld to cover tax obligations. Usually administrative, not an open-market sale.
Shares
117.08K
% company
0.03%
Price
$594.11
Value
$69,555,428

Filed Jun 3, 2026

Tregillis Cynthia L

Option exerciseDerivative exercise or conversion before any separate sale row.
Shares
117.77K
% company
0.03%
Price
No cash value
Value
No cash value

Filed Jun 3, 2026

Showing 72 of 120 matching Form 4 rows. Percent of company uses current shares outstanding when available.Load more insiders

Frequently asked

Common questions.

Who are the largest WDC shareholders?

Western Digital Corporation (WDC) institutional holders are ranked by reported share count when ownership data publishes filing rows.

What is institutional ownership of WDC?

Western Digital Corporation (WDC) institutional ownership appears when filing-based market data returns holder rows. TECHi does not fill unavailable ownership fields with placeholder shareholders.

Where can I see Western Digital Corporation insider transactions?

Western Digital Corporation (WDC) has 120 Form 4 insider transactions on file, most recently on Jun 20, 2026, separated into purchases, sales, option exercises, awards, gifts, and tax withholding so administrative transactions are distinguished from open-market trades.

Are WDC insiders buying or selling?

Recent WDC insider activity reads Net selling: 50 sales and 0 purchases. Awards, gifts, conversions, and tax withholding are listed separately because they do not carry the same signal as open-market trades.

Who is the most active WDC insider?

Tan Irving is the most active WDC insider by absolute share movement, with 4.78 million shares moving across the filing history. Review the action labels before treating that activity as buying or selling.