Family Office · CIK 0001536411

Stanley Druckenmiller

Duquesne
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Stanley Druckenmiller runs Duquesne, a family office overseeing $4.22B in disclosed equity holdings (SEC CIK 0001536411). The latest portfolio (2025Q4) discloses 58 positions across 9 sectors, with the largest positions in NTRA, XLF and INSM. On a mark-to-market basis the tracked portfolio has returned 57.4% over the past year. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.

Track Stanley's filingsView holdings
Portfolio
$4.22B
Positions
58
Quarter
2025Q4
Filings tracked
40
1Y+57.4%3Y+351.1%5Y+25.8%10Y+235.3%Full performance →
Quarter
2025Q42025Q32025Q22025Q12024Q42024Q32024Q22024Q12023Q42023Q32023Q22023Q1

What Stanley is holding in options

Stanley Druckenmiller (Duquesne) disclosed 1 option position for the 2024Q1 quarter — 1 long-call and 0 long-puts — totaling $664.1M of underlying-share notional value. The largest exposures are a call on IWM. Notional values reflect the value of the underlying shares at the quarter-end snapshot, not the option premium paid.

Options & derivatives

1 position · $664.1M notional1 CALL · $664.1M
TypeUnderlyingSharesNotional% of book
CALLIWMISHARES TR3.2M$664.1M15.1%

Notional = value of the underlying shares at the quarter-end snapshot, not the option premium paid. A long PUT is a bearish bet on the underlying; a long CALL is a bullish bet. The reported value is included in the portfolio total but does not reflect actual capital at risk.