S&P 500 7,757.17 +0.58%
Nasdaq 26,702.86 +1.05%
S&P/TSX 36,324.99 +0.60%
Apple 343.99 +1.32%
Nvidia 221.97 +2.54%
Microsoft 532.95 +0.20%
Shopify 244.93 +0.38%
Royal Bank 283.62 +1.23%
CAD/USD 0.7127 +0.25%
CLOSED · 01:15 ET
Market ClerkRecap
Thu Oct 22 · markets closed2 signals on Oct 21108 insider buys this week · $250.3MCIRO short report next: Oct 30The week ahead

WDC

WESTERN DIGITAL CORP
NASDAQ · TECHNOLOGY · COMPUTER STORAGE DEVICES
378.51
+14.19 +3.89%
USD · close Oct 21

A free account adds a watchlist, alerts when insiders, Congress or short sellers move on your tickers, and a morning brief. Sign up

MKT CAP $136.5BP/E 15.6DIV YIELD 0.13%FCF YIELD 2.57%REV TTM $12.9B +35.7%NET INCOME $9.4B +398.9%NET CASH $527M52W 120.47 – 746.23SEC XBRL · TTM TO Invalid Date

One year, everything drawn on

252 SESSIONS · DAILY CLOSES
79655431270Sep 4 · Chief Legal Officer & Corp Sec sell $195KSep 4 · Chief of Global Operations sell $825KSep 1 · Director sell $728KAug 31 · Director sell $897KAug 31 · Director sell $894KAug 27 · Chief Legal Officer & Corp Sec sell $482KAug 26 · Chief Legal Officer & Corp Sec sell $215KAug 24 · Chief Legal Officer & Corp Sec sell $305KAug 21 · Chief Legal Officer & Corp Sec sell $112KSep 18 · Gilbert Cisneros sellJul 17 · Gilbert Cisneros buyMar 27 · Alan Armstrong buyAug 14 · 10-K filed (FY 2026)Aug 14 · 10-K filed (Q4 2026)May 1 · 10-Q filed (Q3 2026)May 1 · 10-Q filed (Q2 2026)May 1 · 10-Q filed (Q1 2026)Aug 14 · 10-K filed (FY 2025)Aug 14 · 10-K filed (Q4 2025)May 1 · 10-Q filed (Q3 2025)May 1 · 10-Q filed (Q2 2025)May 1 · 10-Q filed (Q1 2025)Aug 14 · 10-K filed (FY 2024)Aug 14 · 10-K filed (Q4 2024)OCT 2025JAN 2026APRJUL
Insider buyInsider sellCongress buy, above the lineCongress sell, below10-K / 10-Q filedHOVER A MARKER FOR THE FILING
THE WORK ORDER · 2026-10-22
Insiders (90d): $4.7M net selling
Shorts (latest report): 19.9M short · −393K last period
Every line of the math
40WATCH

Congress is trading it

ALL 3
TradedMemberTypeAmount
Sep 18Gilbert Cisneros D·CASell$1K–$15K
Jul 17Gilbert Cisneros D·CABuy$1K–$15K
Mar 27Alan Armstrong R·OKBuy$1K–$15K

Insider activity

ALL 9
DateInsiderTypeValue
Sep 4Chief Legal Officer & Corp SecSell$195K
Sep 4Chief of Global OperationsSell$825K
Sep 1DirectorSell$728K
Aug 31DirectorSell$897K
Aug 31DirectorSell$894K
Aug 27Chief Legal Officer & Corp SecSell$482K
Watch WDC. Know when insiders buy.
One email the day a filing lands. Free.