Stanley Druckenmiller's STX Position Overview
Stanley Druckenmiller (via Duquesne Family Office LLC) currently holds 50,700 shares of Seagate Technology Holdings plc (STX) worth $19.86 M, representing 0.59% of the portfolio. First purchased in 2023-Q3, this medium-term investment has been held for 11 quarters.
Based on 13F filings, Stanley Druckenmiller has maintained a strategic position in STX, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2023, adding 1.2 M shares. Largest reduction occurred in Q1 2025, reducing 1.34 M shares.
Analysis based on 13F filings available since 2013 Q2
Stanley Druckenmiller's Seagate Technology Holdings plc (STX) Holding Value Over Time
Track share changes against reported price movement
Quarterly Seagate Technology Holdings plc (STX) Trades by Stanley Druckenmiller
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +50,700 | New Buy | 50,700 | $391.76 |
| Q4 2025 | -85,900 | Sold Out | 0 | $0.00 |
| Q3 2025 | -111,590 | Reduce 56.50% | 85,900 | $236.07 |
| Q2 2025 | -21,987 | Reduce 10.02% | 197,490 | $144.33 |
| Q1 2025 | -1.34 M | Reduce 85.97% | 219,477 | $84.95 |
| Q4 2024 | -76,293 | Reduce 4.65% | 1.56 M | $86.31 |
| Q3 2024 | -114,909 | Reduce 6.55% | 1.64 M | $109.53 |
| Q2 2024 | +316,295 | Add 21.98% | 1.76 M | $103.27 |
| Q1 2024 | -677,125 | Reduce 32.00% | 1.44 M | $93.05 |
| Q4 2023 | +1.2 M | Add 131.26% | 2.12 M | $0.09 |
| Q3 2023 | +915,043 | New Buy | 915,043 | $0.07 |
Stanley Druckenmiller's Seagate Technology Holdings plc Investment FAQs
Stanley Druckenmiller first purchased Seagate Technology Holdings plc (STX) in Q3 2023, acquiring 915,043 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Stanley Druckenmiller has held Seagate Technology Holdings plc (STX) for 11 quarters since Q3 2023.
Stanley Druckenmiller's largest addition to Seagate Technology Holdings plc (STX) was in Q4 2023, adding 2,116,108 shares worth $180,652.
According to the latest 13F filing for Q1 2026, Stanley Druckenmiller's firm, Duquesne Family Office LLC, owns 50,700 shares of Seagate Technology Holdings plc (STX), valued at approximately $19.86 M.
As of the Q1 2026 filing, Seagate Technology Holdings plc (STX) represents approximately 0.59% of Stanley Druckenmiller's publicly disclosed stock portfolio, making it one of their key holdings.
Stanley Druckenmiller's peak holding in Seagate Technology Holdings plc (STX) was 2,116,108 shares, as reported at the end of Q4 2023.