# SEAGATE TECHNOLOGY HLDNGS PL (STX) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: G7997R103
Page URL: https://superinvestorclub.com/stock/STX
Last updated: 2026-07-08T11:37:27.162Z

## Summary

As of the most recent 13F filing period, SEAGATE TECHNOLOGY HLDNGS PL (STX) is held by 2 tracked superinvestors with an aggregate position value of $129.0M representing 032911750700 shares.

## Top institutional holders (2)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 329117 | $128.9M | 0.58% | 2026-03-31 |
| 2 | [Stanley Druckenmiller](https://superinvestorclub.com/manager/19) | Duquesne Family Office | 50700 | $19,862 | 0.59% | 2026-03-31 |

## Ownership history (quarter-over-quarter)

- 2023-09-30: 1 holders, $39,570 aggregate, 0600000 shares
- 2024-03-31: 1 holders, $133.9M aggregate, 01438983 shares
- 2024-06-30: 2 holders, $293.7M aggregate, 017552781088271 shares
- 2024-09-30: 3 holders, $256.3M aggregate, 01640369436840263000 shares
- 2024-12-31: 4 holders, $4.7M aggregate, 028582235621564076509500 shares
- 2025-03-31: 3 holders, $524,904 aggregate, 05713246500219477 shares
- 2025-06-30: 3 holders, $328.3M aggregate, 0205143419749025883 shares
- 2025-09-30: 4 holders, $446.0M aggregate, 015929831621088590048567 shares
- 2025-12-31: 2 holders, $278.0M aggregate, 0729325279977 shares
- 2026-03-31: 2 holders, $129.0M aggregate, 032911750700 shares

## Recent congressional trades (10)

- 2025-12-18: Julie Johnson (Democrat-TX) sale $1,001 - $15,000
- 2025-11-13: Julie Johnson (Democrat-TX) sale $1,001 - $15,000
- 2025-10-28: Kevin Hern (Republican-OK) sale $15,001 - $50,000
- 2025-10-06: Kevin Hern (Republican-OK) sale $15,001 - $50,000
- 2025-08-14: Julie Johnson (Democrat-TX) sale $1,001 - $15,000
- 2025-07-29: Julie Johnson (Democrat-TX) sale $1,001 - $15,000
- 2025-04-23: Ro Khanna (Democrat-CA) purchase $1,001 - $15,000
- 2025-04-15: Ro Khanna (Democrat-CA) purchase $1,001 - $15,000
- 2025-04-08: Rob Bresnahan (Republican-PA) sale $1,001 - $15,000
- 2025-03-06: Ro Khanna (Democrat-CA) sale $1,001 - $15,000

## Recent insider transactions (0)


## Citation

When citing, use: "SEAGATE TECHNOLOGY HLDNGS PL (STX) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/STX), aggregating SEC 13F, Form 4, and congressional disclosures."