WESTERN DIGITAL CORP

$WDC
Smart money positioned

44 of the Top-200 alpha managers hold $WDC as of the latest 13F snapshot.

13F holders
16
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

44 holders · Q1 2026

$WDC is held by 44 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 18.50%, with an average of 0.89% of portfolio. Largest holder: Shellback Capital, LP at 18.50%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 16 · Source: 13F-HR
01
Vanguard Group Inc.
0.11% of portfolio
42,348,660 sh
02
State Street
0.31% of portfolio
16,276,615 sh
03
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.55% of portfolio
4,744,377 sh
04
Citigroup Inc.
0.30% of portfolio
1,007,000 sh
05
Citadel
0.25% of portfolio
657,878 sh
06
Renaissance Technologies
0.47% of portfolio
537,473 sh
07
Bridgewater Associates
0.45% of portfolio
172,415 sh
08
Tudor Investment Corp. Et Al
0.21% of portfolio
72,658 sh
09
Two Sigma
0.02% of portfolio
48,556 sh
10
Erste Asset Management GmbH
0.22% of portfolio
43,284 sh
See all 16 13F holders · Pro →

Insider activity · last 90 days

50 transactions · 1 filers
08 Sep 2026
Unknown
· EX/ACQ
M
08 Sep 2026
Unknown
▼ SOLD
S
08 Sep 2026
Unknown
· F
F
08 Sep 2026
Unknown
· EX/ACQ
M
08 Sep 2026
Unknown
· EX/ACQ
M
08 Sep 2026
Unknown
▼ SOLD
S
08 Sep 2026
Unknown
· F
F
08 Sep 2026
Unknown
· EX/ACQ
M
08 Sep 2026
Unknown
· EX/ACQ
M
08 Sep 2026
Unknown
· F
F
08 Sep 2026
Unknown
· EX/ACQ
M
02 Sep 2026
Unknown
· G
G

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $WDC in the recent window.

Convergence · $WDC

Pattern cards reflect public SEC EDGAR and Congressional filing data only. Detection uses filing dates; trade execution dates may differ. Past convergence patterns do not predict future returns. Nothing here is investment advice.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 16:45 UTC.