WDC insider trading

Latest SEC Form 4 filings by WDC officers, directors and 10% owners.

Showing the last 30 days. 85 older filings are PRO.See full history →

Open-market buys (0)

No open-market insider buys in recent WDC filings.

Cole Martin I
Director
$35.2K
Open-market sale · 88 sh @ $400.33
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$17.3K
Open-market sale · 43 sh @ $401.47
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$121.0K
Open-market sale · 303 sh @ $399.36
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$288.1K
Open-market sale · 723 sh @ $398.45
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$232.1K
Open-market sale · 584 sh @ $397.48
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$125.6K
Open-market sale · 317 sh @ $396.31
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$82.6K
Open-market sale · 209 sh @ $395.30
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$95.8K
Open-market sale · 243 sh @ $394.41
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$194.3K
Open-market sale · 494 sh @ $393.22
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$159.7K
Open-market sale · 407 sh @ $392.42
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$150.6K
Open-market sale · 385 sh @ $391.05
Traded 2026-10-29 · Filed 2026-10-30
Cole Martin I
Director
$79.6K
Open-market sale · 204 sh @ $390.04
Traded 2026-10-29 · Filed 2026-10-30
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
$306.7K
Open-market sale · 807 sh @ $380.00
Traded 2026-10-21 · Filed 2026-10-22

Insider	Transaction	Shares	Price	Value	Traded	Filed
Cole Martin I Director	Open-market sale	88	$400.33	$35.2K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	43	$401.47	$17.3K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	303	$399.36	$121.0K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	723	$398.45	$288.1K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	584	$397.48	$232.1K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	317	$396.31	$125.6K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	209	$395.30	$82.6K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	243	$394.41	$95.8K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	494	$393.22	$194.3K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	407	$392.42	$159.7K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	385	$391.05	$150.6K	2026-10-29	2026-10-30
Cole Martin I Director	Open-market sale	204	$390.04	$79.6K	2026-10-29	2026-10-30
Tregillis Cynthia L Chief Legal Officer & Corp Sec	Open-market sale	807	$380.00	$306.7K	2026-10-21	2026-10-22

Grants, option exercises, tax withholding and gifts. These usually aren’t a view on the stock.

Tregillis Cynthia L
Chief Legal Officer & Corp Sec
$477.2K
Tax withholding · 1,309.713 sh @ $364.32
Traded 2026-10-20 · Filed 2026-10-22
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
—
Option exercise · 14.37 sh
Traded 2026-10-20 · Filed 2026-10-22

Insider	Transaction	Shares	Price	Value	Traded	Filed
Tregillis Cynthia L Chief Legal Officer & Corp Sec	Tax withholding	1,309.713	$364.32	$477.2K	2026-10-20	2026-10-22
Tregillis Cynthia L Chief Legal Officer & Corp Sec	Option exercise	14.37	—	—	2026-10-20	2026-10-22

Insider

Transaction

Price

Value

Traded

Filed

Tregillis Cynthia L

Chief Legal Officer & Corp Sec

Tax withholding

1,309.713

$364.32

$477.2K

2026-10-20

2026-10-22

Tregillis Cynthia L

Chief Legal Officer & Corp Sec

Option exercise

14.37

—

2026-10-20

2026-10-22

Source: SEC Form 4 filings. For education and research only. Not financial advice.