Stanley Druckenmiller Duquesne Family Office
Stanley Druckenmiller is the founder of Duquesne Family Office and one of the most closely watched macro investors of his generation. He first became widely known as lead portfolio manager of the Quantum Fund alongside George Soros, including during the famous 1992 bet against the British pound. After returning outside capital, he has continued to invest with a flexible, top-down approach that blends macroeconomic views with concentrated equity and commodity positions.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Natera
NTRA
|
+$119M |
| 2 |
YPF
YPF
|
+$99.5M |
| 3 |
Broadcom
AVGO
|
+$64.5M |
| 4 |
STMicroelectronics
STM
|
+$57.6M |
| 5 |
CAI
Caris Life Sciences
CAI
|
+$41.4M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$301M |
| 2 |
Invesco S&P 500 Equal Weight ETF
RSP
|
+$233M |
| 3 |
Amazon
AMZN
|
+$152M |
| 4 |
Woodward
WWD
|
+$137M |
| 5 |
Alphabet (Google) Class A
GOOGL
|
+$121M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Healthcare | 36.27% |
| 2 | Technology | 16.46% |
| 3 | Materials | 6.64% |
| 4 | Consumer Discretionary | 5.61% |
| 5 | Energy | 4.73% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
JBS
51
JBS N.V.
JBS
$44.6B
| $11.8M | 0.35% |
+655,900
| New | +$10.2M |
|
52
Daktronics
DAKT
$1.04B
| $11M | 0.33% |
562,637
-290,323
| -34% | -$6.63M |
|
53
Cloudflare
NET
$105B
| $10.8M | 0.32% |
+52,535
| New | +$10M |
|
54
LyondellBasell Industries
LYB
$19.3B
| $10.6M | 0.31% |
+131,435
| New | +$7.8M |
|
55
Vista Energy
VIST
$7.2B
| $10.2M | 0.3% |
+134,700
| New | +$7.86M |
|
56
Twist Bioscience
TWST
$6.24B
| $9.79M | 0.29% |
+206,000
| New | +$9.24M |
|
57
Coherent
COHR
$64.6B
| $9.62M | 0.29% |
+40,400
| New | +$9.25M |
|
|
58
Amazon
AMZN
$2.99T
| $9.54M | 0.28% |
45,800
-692,140
| -94% | -$152M |
|
59
Celestica
CLS
$42.4B
| $9.37M | 0.28% |
+33,275
| New | +$9.65M |
|
|
STUB
60
StubHub Holdings
STUB
$3.45B
| $8.53M | 0.25% |
1,367,177
-938,574
| -41% | -$9.77M |
|
|
DBVT
61
DBV Technologies
DBVT
$806M
| $8.01M | 0.24% |
+383,363
| New | +$8.01M |
|
62
Micron Technology
MU
$1.01T
| $7.91M | 0.23% |
+23,400
| New | +$9.17M |
|
|
ECHO
63
EchoStar
ECHO
$26B
| $7.11M | 0.21% |
60,765
| – | – |
|
|
ALM
64
Almonty Industries
ALM
$3.77B
| $6.8M | 0.2% |
469,880
| – | – |
|
65
PureCycle Technologies
PCT
$1.44B
| $5M | 0.15% |
963,189
-1,915,245
| -67% | -$16M |
|
66
Lumentum
LITE
$66.7B
| $4.89M | 0.14% |
+6,963
| New | +$3.83M |
|
67
Mercado Libre
MELI
$95.2B
| $4.78M | 0.14% |
2,766
-44,383
| -94% | -$85.6M |
|
|
SOLS
68
Solstice Advanced Materials
SOLS
$10.2B
| $4.76M | 0.14% |
+62,525
| New | +$4.29M |
|
69
Westlake Corp
WLK
$9.81B
| $2.48M | 0.07% |
+21,194
| New | +$2.06M |
|
70
Wave Life Sciences
WVE
$1.16B
| $1.25M | 0.04% |
173,000
| – | – |
|
71
American Airlines Group
AAL
$10.9B
| – | – |
-639,785
| Closed | -$9.81M |
|
|
AEVA
72
Aeva Technologies
AEVA
$1.37B
| – | – |
-1,824,862
| Closed | -$24.2M |
|
73
Argan
AGX
$8.62B
| – | – |
-30,000
| Closed | -$9.4M |
|
|
CDTX
74
DELISTED
Cidara Therapeutics
CDTX
| – | – |
-49,495
| Closed | -$10.9M |
|
75
Chipotle Mexican Grill
CMG
$47.4B
| – | – |
-391,930
| Closed | -$14.5M |
|
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Stanley Druckenmiller's Q1 2026 Portfolio in Review
As of Q1 2026, Stanley Druckenmiller held 93 positions worth $3.38B, down 25% from $4.49B the previous quarter. Its ten largest holdings account for 56% of the portfolio.
Stanley Druckenmiller withdrew a net $1.08B in Q1 2026, closing 23 positions and reducing 20 holdings. Its most notable exit was State Street Financial Select Sector SPDR ETF, an estimated $301M position sold in full.
By sector, the portfolio is most concentrated in Healthcare at 36% of assets, up from 29% a quarter earlier, followed by Technology and Materials.
Against the trend, Stanley Druckenmiller opened a new position in Broadcom worth $60.6M.
- Stanley Druckenmiller's largest Q1 2026 buy was Broadcom: 195,955 shares worth $60.6M.
- Stanley Druckenmiller added most to Natera in Q1 2026, an estimated $119M increase.
- Stanley Druckenmiller's biggest Q1 2026 reduction was Amazon, cutting an estimated $152M.
- Stanley Druckenmiller fully exited State Street Financial Select Sector SPDR ETF in Q1 2026, selling an estimated $301M.
- Stanley Druckenmiller's ten largest holdings make up 56% of its $3.38B portfolio in Q1 2026.
- Stanley Druckenmiller opened 31 new positions and closed 23 in Q1 2026.
- Stanley Druckenmiller's portfolio value fell 25% quarter-over-quarter to $3.38B.
Based on Duquesne Family Office's 13F filing for Q1 2026, filed 15 May 2026.