Family Office · CIK 0001536411
Stanley Druckenmiller
Duquesne
Stanley Druckenmiller runs Duquesne, a family office overseeing $4.5M in disclosed equity holdings (SEC CIK 0001536411). The latest 13F filing (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 210.5% since 2016Q1. OpenStocks tracks 40 consecutive 13F filings for this manager — every position change, new entry, and exit is logged below.
Portfolio
$4.49M
Positions
58
Quarter
2025Q4
Filings tracked
40
1-Year
—
insufficient history
3-Yearactual
+118.82%
since 2022Q4
5-Yearactual
+33.72%
since 2020Q4
10-Year
—
insufficient history
Performance overview
We mark Stanley Druckenmiller (Duquesne)'s disclosed 13F book to current market prices and compare its growth against the S&P 500 (SPY). Stanley's portfolio is 210.5% since 2016Q1.
Portfolio growth vs SPY
Rebased to 100 at 2016Q1 · through 2025Q4
Stanley Druckenmiller
-99.6%
SPY
—
Portfolio line tracks reported 13F AUM (mark-to-market on filing dates). It includes inflows/outflows so it isn't a pure time-weighted return — same convention as Dataroma and StockCircle.
Capital flow per quarter
BuysSellsNet
Latest · 2025Q4
-$225K
Lifetime buys
$1.70B
Lifetime sells
$2.34B
Portfolio over time
AUMPositions
QoQ AUM
+7.3%
16Q lifetime AUM
-99.8%
QoQ positions
-4
16Q lifetime positions
+9
Position concentration
41 positions