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Seagate Technology Hldngs Pl

Holders

2

Combined Value

$141.50M

Combined Shares

361,194

Investor Activity Chart

Quarterly buys (▲) and sells (▼) by tracked investors. Click a marker to view that investor's portfolio; hover for details. Price line is implied from 13F filings (value ÷ shares), not market data.

$23.59$166.77$309.94$453.12Q2'24Q3'24Q4'24Q1'25Q2'25Q3'25Q4'25Q1'26Q2 2024 · implied price $103.27Q3 2024 · implied price $109.53Q4 2024 · implied price $86.31Q1 2025 · implied price $84.95Q2 2025 · implied price $144.33Q3 2025 · implied price $236.06Q4 2025 · implied price $275.39Q1 2026 · implied price $391.76Stanley Druckenmiller - Duquesne Family Office · bought 1,755,278 shares @ ~$103.27 · Q2 2024 (new position)Jim Simons - Renaissance Technologies · bought 120,893 shares @ ~$103.27 · Q2 2024 (new position)Jim Simons - Renaissance Technologies · bought 606,500 shares @ ~$109.53 · Q3 2024Stanley Druckenmiller - Duquesne Family Office · bought 148,091 shares @ ~$109.53 · Q3 2024Jim Simons - Renaissance Technologies · bought 300,400 shares @ ~$86.31 · Q4 2024Stanley Druckenmiller - Duquesne Family Office · bought 170,207 shares @ ~$86.31 · Q4 2024Stanley Druckenmiller - Duquesne Family Office · sold 1,607,599 shares @ ~$84.95 · Q1 2025Jim Simons - Renaissance Technologies · sold 955,800 shares @ ~$84.95 · Q1 2025Jim Simons - Renaissance Technologies · bought 513,300 shares @ ~$144.33 · Q2 2025Stanley Druckenmiller - Duquesne Family Office · sold 268,487 shares @ ~$144.33 · Q2 2025Jim Simons - Renaissance Technologies · sold 528,229 shares @ ~$236.06 · Q3 2025Stanley Druckenmiller - Duquesne Family Office · sold 111,590 shares @ ~$236.07 · Q3 2025Jim Simons - Renaissance Technologies · bought 324,829 shares @ ~$275.39 · Q4 2025Stanley Druckenmiller - Duquesne Family Office · sold 85,900 shares @ ~$236.07 · Q4 2025 (sold out)Stanley Druckenmiller - Duquesne Family Office · bought 50,700 shares @ ~$391.76 · Q1 2026 (new position)Jim Simons - Renaissance Technologies · sold 71,399 shares @ ~$391.76 · Q1 2026BUYSELLIMPLIED PRICE

Held By

Tracked investors currently holding this security, based on each investor's most recent 13F filing. Gain compares the current market price to each investor's estimated average buy price.

InvestorValue% of PortfolioAvg Buy PriceGainLast ActivityAs of
Jim Simons - Renaissance Technologies$121.64M0.19%~$255.03SELL Q1 2026Q1 2026
Stanley Druckenmiller - Duquesne Family Office$19.86M0.59%~$391.76BUY Q1 2026Q1 2026

Recent Activity

Latest position changes by tracked investors. Prices are estimates implied from 13F filings.

QuarterInvestorActionEst. ValueEst. Price
Q1 2026Jim Simons - Renaissance TechnologiesSELL−$27.97M~$391.76
Q1 2026Stanley Druckenmiller - Duquesne Family OfficeNEW BUY+$19.86M~$391.76
Q4 2025Jim Simons - Renaissance TechnologiesBUY+$89.45M~$275.39
Q4 2025Stanley Druckenmiller - Duquesne Family OfficeSOLD OUT−$20.28M~$236.07
Q3 2025Jim Simons - Renaissance TechnologiesSELL−$124.69M~$236.06
Q3 2025Stanley Druckenmiller - Duquesne Family OfficeSELL−$26.34M~$236.07
Q2 2025Jim Simons - Renaissance TechnologiesBUY+$74.08M~$144.33
Q2 2025Stanley Druckenmiller - Duquesne Family OfficeSELL−$38.75M~$144.33
Q1 2025Stanley Druckenmiller - Duquesne Family OfficeSELL−$136.57M~$84.95
Q1 2025Jim Simons - Renaissance TechnologiesSELL−$81.20M~$84.95
Q4 2024Jim Simons - Renaissance TechnologiesBUY+$25.93M~$86.31
Q4 2024Stanley Druckenmiller - Duquesne Family OfficeBUY+$14.69M~$86.31
Q3 2024Jim Simons - Renaissance TechnologiesBUY+$66.43M~$109.53
Q3 2024Stanley Druckenmiller - Duquesne Family OfficeBUY+$16.22M~$109.53
Q2 2024Stanley Druckenmiller - Duquesne Family OfficeNEW BUY+$181.27M~$103.27
Q2 2024Jim Simons - Renaissance TechnologiesNEW BUY+$12.48M~$103.27

Ownership History

Aggregate position across all tracked investors per quarter (options excluded). Implied price is the reported value divided by shares held.

PeriodHoldersTotal SharesΔ SharesTotal ValueImplied Price
Q1 20262361,194-5.4%$141.50M$391.76
Q4 20251381,893+167.1%$105.17M$275.39
Q3 20252142,964-81.7%$33.75M$236.06
Q2 20252782,783+45.5%$112.98M$144.33
Q1 20252537,970-82.7%$45.70M$84.95
Q4 202423,101,369+17.9%$267.68M$86.31
Q3 202422,630,762+40.2%$288.15M$109.53
Q2 202421,876,171$193.75M$103.27