# WESTERN DIGITAL CORP (WDC) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 958102105
Page URL: https://superinvestorclub.com/stock/WDC
Last updated: 2026-08-29T13:49:18.043Z

## Summary

As of the most recent 13F filing period, WESTERN DIGITAL CORP (WDC) is held by 3 tracked superinvestors with an aggregate position value of $112.1M representing 017241518821157 shares.

## Top institutional holders (3)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 172415 | $110.1M | 0.45% | 2026-06-30 |
| 2 | [Lee Ainslie](https://superinvestorclub.com/manager/58) | Maverick Capital | 1882 | $1.2M | 0.01% | 2026-06-30 |
| 3 | [Wally Obermeyer](https://superinvestorclub.com/manager/3283) | Obermeyer Wealth Partners | 1157 | $738,999 | 0.03% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2023-09-30: 1 holders, $373,208 aggregate, 08179 shares
- 2024-03-31: 1 holders, $5.0M aggregate, 073505 shares
- 2024-09-30: 2 holders, $10.3M aggregate, 07900271405 shares
- 2024-12-31: 3 holders, $187.0M aggregate, 02250000468394417160 shares
- 2025-03-31: 2 holders, $91.5M aggregate, 0225000014383 shares
- 2025-06-30: 1 holders, $144.0M aggregate, 02250000 shares
- 2025-09-30: 1 holders, $6.2M aggregate, 051963 shares
- 2025-12-31: 1 holders, $12.5M aggregate, 072339 shares
- 2026-03-31: 2 holders, $67.7M aggregate, 02490391140 shares
- 2026-06-30: 3 holders, $112.1M aggregate, 017241518821157 shares

## Recent congressional trades (9)

- 2025-05-12: Jefferson Shreve (Republican-IN) sale $15,001 - $50,000
- 2025-04-23: Ro Khanna (Democrat-CA) purchase $1,001 - $15,000
- 2025-04-17: Jefferson Shreve (Republican-IN) purchase $15,001 - $50,000
- 2025-04-11: Rob Bresnahan (Republican-PA) sale $1,001 - $15,000
- 2025-04-10: Rob Bresnahan (Republican-PA) sale $1,001 - $15,000
- 2025-03-13: Jefferson Shreve (Republican-IN) sale $15,001 - $50,000
- 2025-03-12: Ro Khanna (Democrat-CA) sale $1,001 - $15,000
- 2025-03-06: Ro Khanna (Democrat-CA) sale $1,001 - $15,000
- 2025-01-17: Ro Khanna (Democrat-CA) sale $1,001 - $15,000

## Recent insider transactions (0)


## Citation

When citing, use: "WESTERN DIGITAL CORP (WDC) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/WDC), aggregating SEC 13F, Form 4, and congressional disclosures."