SEC 13F/TRIMVerified data
RENAISSANCE TECHNOLOGIES LLC sold WDC
13F filer · WESTERN DIGITAL CORP · COM
- Side
- SELL
- Δ value
- $388.76M
- Shares
- 608.7K
- Price
- $638.72
- Executed
- Not disclosed
- Disclosed
- Aug 13, 2026
WDC · daily
Yahoo Finance chart API◉This trade, on the day it was made▼Disclosure●Material company filing◯Other disclosed buy◯Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.
Insider Score
Experimental signal42/ 100 · ELEVATED
Methodology →- Transaction type+6 / 20
TRIM
- Relative size+18 / 25
$388.8M quarter-over-quarter change
- Filing timing0 / 15
Not applicable — 13F reports quarter-end holdings, execution dates are not disclosed
- Historical behavior+8 / 15
First recorded trade by this actor in this security
- Frequency & clustering0 / 15
No clustered activity in the dataset
- Market events+10 / 10
Annual report (10-K) filed 1 days after the trade (10-K)
Other disclosed activity · WDC
| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 30 |  John J. McGuire IIIRSpouse | WDCWESTERN DIGITAL CORP Sale | SELL | $1,001 – $15K |
Evidence
Verified data
Read directly from the primary public document; every field below is as reported by the filer.
Source
- Document
- SEC Form 13F-HR
- Publisher
- U.S. Securities and Exchange Commission (EDGAR)
- Document ID
- 0001037389-26-000059
Timestamps
- Event (reported)
- Not reported
- Published
- Aug 13, 2026
- Ingested by INSIDER
- Nov 4, 22:39 UTC
- Last re-read
- Nov 10, 08:27 UTC
Extracted facts
- Filer
- RENAISSANCE TECHNOLOGIES LLC
- Role
- 13F filer
- Transaction
- TRIM
- Asset
- WESTERN DIGITAL CORP
- Ticker
- WDC
- Shares
- 608.7K
- Price per share
- $638.72
- Value
- $388,763,316
- Owned after transaction
- 537.5K shares
What this establishes
RENAISSANCE TECHNOLOGIES LLC reported this position change in a quarterly 13F holdings report. 13F shows quarter-end positions only — it does not say when during the quarter shares were bought or sold.
Extraction
- Method
- 13F information table XML
- Confidence
- 1.00
- 13F filer
- RENAISSANCE TECHNOLOGIES LLCcik:0001037389
- Issuer
- WESTERN DIGITAL CORPcik:0000106040
Revision history · 0
No field has changed since this record was first ingested.
