# WESTERN DIGITAL CORP COM

WESTERN DIGITAL CORP COM is a security (CUSIP 958102905) tracked across SEC portfolio filings. 12 institutional managers reported $1.1B on Form 13F as of 2026-06-30.

## Summary

- Issuer: WESTERN DIGITAL CORP
- Class: COM
- CUSIP: 958102905
- 13F holders: 12
- 13F value: $1.1B
- 13F period: 2026-06-30
- N-PORT fund positions: 0

## Top institutional holders (Form 13F)

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| IMC-Chicago, LLC | CHICAGO, IL | $903.8M | — |
| [GROUP ONE TRADING, L.P.](https://search.stillhousedata.com/firm/37484) | CHICAGO, IL | $90.5M | — |
| [SIMPLEX TRADING, LLC](https://search.stillhousedata.com/firm/153585) | CHICAGO, IL | $69.2M | — |
| JPMORGAN CHASE & CO | NEW YORK, NY | $12.8M | — |
| [Perigon Wealth Management, LLC](https://search.stillhousedata.com/firm/131037) | SAN FRANCISCO, CA | $1.3M | — |
| PIAR LLC | LAS VEGAS, NV | $660K | — |
| [AlphaCore Capital LLC](https://search.stillhousedata.com/firm/174346) | LA JOLLA, CA | $536K | 30 |
| SG Americas Securities, LLC | NEW YORK, NY | $44K | — |
| OSAIC HOLDINGS, INC. | PHOENIX, AZ | $19K | — |
| CMT Capital Markets Trading GmbH | CHICAGO, IL | $3K | — |
| Capital Markets Trading UK LLP | LONDON, X0 | $676 | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/958102905.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.