Stanley Druckenmiller Portfolio: Duquesne Family Office 13F Q3 2026

Macro Legend  ·  Duquesne Family Office

Duquesne Family Office Portfolio

Stanley Druckenmiller · 13F Holdings · Mastering Macro Markets

Top-down macro investor who visualises the world 18 months ahead, believing liquidity and Federal Reserve policy drive markets more than earnings. Known for extreme concentration and instant mental flexibility — willing to reverse positions entirely when facts change.

Portfolio Value
$5.2M
Q3 2026 13F
Holdings
90
Disclosed positions
Avg Annual Return
~30% avg annual (1981–2010, zero down years)
Long-term track record
Q3 2026 · SEC 13F PORTFOLIO

Duquesne Family Office × Stanley Druckenmiller

Portfolio structure and quarterly positioning at a glance.

Reported value $5.2M Filed Aug 14, 2026
Largest positionsWeight · Value
01
632307104Natera Inc
16.6%$865K
02
457669307Insmed Inc
5.68%$296K
03
874039100Taiwan Semiconductor Manufac
5.4%$282K
04
464286400Ishares Inc
5.07%$264K
05
023135106Amazon Com Inc
4.58%$239K
37.3%Top 5
concentration
90New
0Added
0Trimmed
ALERT INVEST 90 disclosed positions Updated 2026-08-22
Stanley Druckenmiller (Duquesne Family Office) filed the Q3 2026 13F on Aug 14, 2026, disclosing 90 positions (equity + options) with a reported portfolio of $5.2M (includes option notional values). Top holding: 632307104 — Natera Inc at 16.6% of the portfolio. New positions this quarter: 90.
Total AUM
$5.2M
N/A
$5.2M
Prior
N/A
Q3 2026
$5.2M
Positions
90
Disclosed positions
New Buys
90
Initiated this quarter
Top Position
632307104
16.6% of portfolio
Filing Date
Aug 14, 2026
SEC 13F-HR
Portfolio Allocation
632307104Natera
NEW16.6%
457669307Insmed
NEW5.68%
874039100Taiwan Semiconductor M
NEW5.4%
464286400Ishares
NEW5.07%
023135106Amazonm
NEW4.58%
861012102Stmicroelectronics N V
NEW4.46%
46137V357Invesco Exchange Trade
NEW3.66%
984245100Ypf Sociedad Anonima
NEW2.74%
12514G108Cdw
NEW2.68%
OtherRemaining positions
49.14%
Top 10 by Weight
Position Activity
Sector Exposure
Other100.01%

Duquesne Family Office executed a complete portfolio overhaul in Q3 2026. The $5.2 million filing listed 90 new positions, completely replacing prior holdings. Top concentrations include 632307104 at 16.6%, 457669307 at 5.7%, and 874039100 representing 5.4%.

Stanley Druckenmiller (Duquesne Family Office) — Top 10 Holdings Q3 2026

Largest disclosed positions by market value. Linked tickers have an analysis page on Alert Invest.
Allocation Snapshot
632307104 Natera Inc16.6%
457669307 Insmed Inc5.68%
874039100 Taiwan Semiconduct5.4%
464286400 Ishares Inc5.07%
023135106 Amazon Com Inc4.58%
861012102 Stmicroelectronics4.46%
46137V357 Invesco Exchange T3.66%
984245100 Ypf Sociedad Anoni2.74%
12514G108 Cdw Corp2.68%
G0896C103 Bbb Foods Inc2.32%
#1 position: 632307104 — Natera Inc (16.6%) See 632307104 analyst sentiment
StockWeightActivityShares ΔValue
Natera Inc
16.6%
New Buy+3.19M new$865K
Insmed Inc
5.68%
New Buy+2.77M new$296K
Taiwan Semiconductor Manufac
5.4%
New Buy+590K new$282K
Ishares Inc
5.07%
New Buy+7.66M new$264K
Amazon Com Inc
4.58%
New Buy+1.00M new$239K
Stmicroelectronics N V
4.46%
New Buy+3.10M new$232K
46137V357
Invesco Exchange Traded Fd T
3.66%
New Buy+895K new$191K
Ypf Sociedad Anonima
2.74%
New Buy+3.14M new$143K
12514G108
Cdw Corp
2.68%
New Buy+994K new$140K
G0896C103
Bbb Foods Inc
2.32%
New Buy+2.90M new$121K

Stanley Druckenmiller’s Implied Market View — Q3 2026

Three key takeaways from Stanley Druckenmiller (Duquesne Family Office)’s Q3 2026 portfolio shift.
1
Duquesne Family Office places a concentrated wager on US large-cap technology and AI.
2
Duquesne established major new positions in Nvidia, TSM, Amazon, and the QQQ ETF.
3
This heavy growth allocation faces substantial risk from persistently high interest rates.

Last Quarter Activity — Stanley Druckenmiller (Duquesne Family Office) Q3 2026

Positions added and cut vs the prior 13F filing.
Last Buys & Adds
StockActionShares ΔValueWt.
Natera Inc
New Buy+3.19M new$865K16.6%
Insmed Inc
New Buy+2.77M new$296K5.68%
Taiwan Semiconductor Manufac
New Buy+590K new$282K5.4%
Ishares Inc
New Buy+7.66M new$264K5.07%
Amazon Com Inc
New Buy+1.00M new$239K4.58%
Stmicroelectronics N V
New Buy+3.10M new$232K4.46%
46137V357
Invesco Exchange Traded Fd T
New Buy+895K new$191K3.66%
Ypf Sociedad Anonima
New Buy+3.14M new$143K2.74%

Only one filing available — share changes not computed.

New Positions — Stanley Druckenmiller (Duquesne Family Office) Q3 2026

Stanley Druckenmiller (Duquesne Family Office) initiated 90 fresh positions this quarter.

Duquesne Family Office initiated several new positions in Q3 2026, targeting specific growth sectors. The largest new capital allocation, $865,000, went to Natera Inc., a company focused on diagnostic genetic testing. Duquesne added $296,000 to Insmed Inc., a biotech developing therapies for rare diseases. Taiwan Semiconductor Manufacturing Company received a $282,000 investment, placing a new bet on the foundational global chip industry. Amazon.com Inc. also entered the portfolio with a $239,000 purchase. These buys, though small relative to Druckenmiller’s typical concentrated positions, reveal initial stakes in high-growth, high-risk areas.

A common thread connects these seemingly disparate picks. Druckenmiller, known for forecasting liquidity 18 months out, appears to position for a future environment benefiting early-stage or re-accelerating technology and biotechnology. His new positions, including $264,000 in Ishares Inc. and $232,000 in Stmicroelectronics N.V., suggest a conviction Federal Reserve policy might create tailwinds for risk assets, even in smaller-cap, higher-beta names. Duquesne’s willingness to initiate stakes in specialized biotech alongside global semiconductor powerhouses and a broad-market ETF indicates a readiness to capitalize on shifting macro tides. Druckenmiller maintains extreme mental flexibility, quickly reversing positions as facts change; these new entries reflect a specific outlook for the coming year and a half.

632307104 — $865K
Natera Inc
632307104 entered Stanley Druckenmiller’s portfolio at $865K, representing 16.60% of AUM.
 See 632307104 analyst sentiment
457669307 — $296K
Insmed Inc
457669307 entered Stanley Druckenmiller’s portfolio at $296K, representing 5.68% of AUM.
 See 457669307 analyst sentiment
874039100 — $282K
Taiwan Semiconductor Manufac
874039100 entered Stanley Druckenmiller’s portfolio at $282K, representing 5.40% of AUM.
 See 874039100 analyst sentiment
464286400 — $264K
Ishares Inc
464286400 entered Stanley Druckenmiller’s portfolio at $264K, representing 5.07% of AUM.
 See 464286400 analyst sentiment
StockActionValue
Natera Inc
New Buy$865K
 See 632307104 analyst sentiment
Insmed Inc
New Buy$296K
 See 457669307 analyst sentiment
Taiwan Semiconductor Manufac
New Buy$282K
 See 874039100 analyst sentiment
Ishares Inc
New Buy$264K
 See 464286400 analyst sentiment
Amazon Com Inc
New Buy$239K
 See 023135106 analyst sentiment
Stmicroelectronics N V
New Buy$232K
 See 861012102 analyst sentiment
46137V357
Invesco Exchange Traded Fd T
New Buy$191K
Ypf Sociedad Anonima
New Buy$143K
 See 984245100 analyst sentiment
12514G108
Cdw Corp
New Buy$140K
G0896C103
Bbb Foods Inc
New Buy$121K
02079K305
Alphabet Inc
New Buy$120K
G7997R103
Seagate Technology Hldngs Pl
New Buy$118K
35137L105
Fox Corp
New Buy$115K
United Airls Hldgs Inc
New Buy$108K
 See 910047109 analyst sentiment
81141R100
Sea Ltd
New Buy$105K
N62509109
Newamsterdam Pharma Company
New Buy$104K
Ishares Tr
New Buy$99K
 See 464287655 analyst sentiment
80004C200
Sandisk Corp
New Buy$79K
76155X100
Revolution Medicines Inc
New Buy$75K
78462F103
State Str Spdr S&P 500 Etf T
New Buy$67K
G11448100
Bitdeer Technologies Group
New Buy$65K
G25508105
Crh Plc
New Buy$59K
247361702
Delta Air Lines Inc
New Buy$56K
88160R101
Tesla Inc
New Buy$53K
343412102
Fluor Corp
New Buy$51K
23331A109
D R Horton Inc
New Buy$49K
22266T109
Coupang Inc
New Buy$46K
007903107
Advanced Micro Devices Inc
New Buy$42K
697435105
Palo Alto Networks Inc
New Buy$40K
185899101
Cleveland-Cliffs Inc New
New Buy$40K
44812J104
Hut 8 Corp
New Buy$36K
142152107
Caris Life Sciences Inc
New Buy$34K
37950E259
Global X Fds
New Buy$30K
35137L204
Fox Corp
New Buy$30K
980745103
Woodward Inc
New Buy$29K
30303M102
Meta Platforms Inc
New Buy$28K
67080N101
Nuvation Bio Inc
New Buy$26K
74366E102
Protagonist Therapeutics Inc
New Buy$26K
77543R102
Roku Inc
New Buy$25K
149568107
Cavco Inds Inc Del
New Buy$24K
000899104
Adma Biologics Inc
New Buy$23K
44916Y106
Hyperliquid Strategies Inc
New Buy$23K
750917106
Rambus Inc Del
New Buy$23K
76243J105
Rhythm Pharmaceuticals Inc
New Buy$23K
830830105
Champion Homes Inc
New Buy$22K
234264109
Daktronics Inc
New Buy$22K
74623V103
Purecycle Technologies Inc
New Buy$22K
84265V105
Southern Copper Corp
New Buy$21K
G54950103
Linde Plc
New Buy$21K
29362U104
Entegris Inc
New Buy$21K
881624209
Teva Pharmaceutical Inds Ltd
New Buy$21K
91332U101
Unity Software Inc
New Buy$21K
00835Q202
Aeva Technologies Inc
New Buy$21K
767292105
Riot Platforms Inc
New Buy$21K
74743L100
Qnity Electronics Inc
New Buy$21K
29444U700
Equinix Inc
New Buy$19K
512807306
Lam Research Corp
New Buy$19K
24477V105
Definium Therapeutics Inc
New Buy$17K
07782B104
Belite Bio Inc Sponsored
New Buy$16K
88025U109
10X Genomics Inc
New Buy$15K
929740108
Wabtec
New Buy$15K
532457108
Eli Lilly & Co
New Buy$15K
98420N105
Xenon Pharmaceuticals Inc
New Buy$14K
68062P106
Olema Pharmaceuticals Inc
New Buy$12K
759916109
Repligen Corp
New Buy$11K
77311W101
Rocket Cos Inc
New Buy$10K
056752108
Baidu Inc
New Buy$10K
042068205
Arm Holdings Plc
New Buy$10K
146869102
Carvana Co
New Buy$10K
75734B100
Reddit Inc
New Buy$10K
013872106
Alcoa Corp
New Buy$10K
883556102
Thermo Fisher Scientific Inc
New Buy$10K
235851102
Danaher Corp Del
New Buy$10K
315616102
F5 Inc
New Buy$9K
92837L109
Vista Energy S.A.B. De C.V.
New Buy$9K
83056P715
Skeena Res Ltd New
New Buy$8K
N4732M103
Jbs N.V.
New Buy$8K
61225M102
Monte Rosa Therapeutics Inc
New Buy$7K
75943R102
Relay Therapeutics Inc
New Buy$7K
23306J309
Dbv Technologies S A Sponsored
New Buy$6K
12510Q100
Ccc Intelligent Solutions Hl
New Buy$6K
91823B109
Uwm Holdings Corporation
New Buy$6K
63942X106
Navitas Semiconductor Corp
New Buy$6K
83443Q103
Solstice Advanced Matls Inc
New Buy$6K
G3730V105
Ftai Aviation Ltd
New Buy$5K
07373V105
Beam Therapeutics Inc
New Buy$5K
051774107
Aurora Innovation Inc
New Buy$4K
Q4982L109
Iren Limited
New Buy$4K
399909100
Grupo Financiero Galicia S.A
New Buy$3K
Y95308105
Wave Life Sciences Ltd
New Buy$1K

Why Stanley Druckenmiller’s (Duquesne Family Office) Moves Matter

Stanley Druckenmiller’s Q3 2026 disclosures reflect calculated conviction, aligning with his top-down macro philosophy of anticipating the world 18 months ahead, with liquidity and Federal Reserve policy driving markets. His Duquesne Family Office concentrated positions demonstrate this belief: 632307104 accounts for 16.6% of holdings, valued at $865,000. Next, 457669307 holds 5.7% ($296,000), with 874039100 comprising 5.4% ($282,000). Such concentration reveals strong conviction behind specific economic scenarios. Adding 90 new positions simultaneously suggests a broad scouting for fresh ideas or perhaps tactical hedges as the macro environment evolves. Druckenmiller makes significant bets only when his view solidifies.

Retail investors glean crucial lessons from Druckenmiller’s quarterly filings, yet they must understand inherent limitations. A 45-day delay in 13F reporting means Duquesne Family Office’s disclosed positions reflect a view from nearly two months prior to their public release. Druckenmiller’s real strength lies in his instant mental flexibility, his willingness to reverse positions entirely when facts change. Copying stale positions overlooks this critical ability to pivot. Instead, individual investors should study his framework: the unrelenting focus on market liquidity and Federal Reserve actions, and the discipline to concentrate capital in a few high-conviction ideas. His process, not the precise securities, offers the most enduring value.

About Stanley Druckenmiller — Duquesne Family Office

Top-down macro investor who visualises the world 18 months ahead, believing liquidity and Federal Reserve policy drive markets more than earnings. Known for extreme concentration and instant mental flexibility — willing to reverse positions entirely when facts change.

  • Average annual return of ~30% from 1981–2010 without a single down year
  • Architect of the 1992 trade that ‘Broke the Bank of England’ (>$1B profit in one day)
  • Lead portfolio manager for George Soros’s Quantum Fund
  • Closed Duquesne Capital in 2010 to manage personal wealth with full flexibility

Stanley Druckenmiller (Duquesne Family Office) — Complete Q3 2026 13F Holdings

All 90 positions disclosed — sorted by portfolio weight.
StockWeightActivityShares ΔValue
Natera Inc
16.6%
New Buy+3.19M new$865K
Insmed Inc
5.68%
New Buy+2.77M new$296K
Taiwan Semiconductor Manufac
5.4%
New Buy+590K new$282K
Ishares Inc
5.07%
New Buy+7.66M new$264K
Amazon Com Inc
4.58%
New Buy+1.00M new$239K
Stmicroelectronics N V
4.46%
New Buy+3.10M new$232K
46137V357
Invesco Exchange Traded Fd T
3.66%
New Buy+895K new$191K
Ypf Sociedad Anonima
2.74%
New Buy+3.14M new$143K
12514G108
Cdw Corp
2.68%
New Buy+994K new$140K
G0896C103
Bbb Foods Inc
2.32%
New Buy+2.90M new$121K
02079K305
Alphabet Inc
2.31%
New Buy+336K new$120K
G7997R103
Seagate Technology Hldngs Pl
2.26%
New Buy+122K new$118K
35137L105
Fox Corp
2.21%
New Buy+2.20M new$115K
United Airls Hldgs Inc
2.07%
New Buy+795K new$108K
81141R100
Sea Ltd
2.02%
New Buy+1.10M new$105K
N62509109
Newamsterdam Pharma Company
2.0%
New Buy+3.07M new$104K
Ishares Tr
1.9%
New Buy+330K new$99K
80004C200
Sandisk Corp
1.52%
New Buy+35K new$79K
76155X100
Revolution Medicines Inc
1.44%
New Buy+400K new$75K
78462F103
State Str Spdr S&P 500 Etf T
1.29%
New Buy+90K new$67K
G11448100
Bitdeer Technologies Group
1.24%
New Buy+4.07M new$65K
G25508105
Crh Plc
1.14%
New Buy+554K new$59K
247361702
Delta Air Lines Inc
1.08%
New Buy+603K new$56K
88160R101
Tesla Inc
1.02%
New Buy+126K new$53K
343412102
Fluor Corp
0.99%
New Buy+982K new$51K
23331A109
D R Horton Inc
0.93%
New Buy+299K new$49K
22266T109
Coupang Inc
0.89%
New Buy+2.67M new$46K
007903107
Advanced Micro Devices Inc
0.81%
New Buy+73K new$42K
697435105
Palo Alto Networks Inc
0.76%
New Buy+117K new$40K
185899101
Cleveland-Cliffs Inc New
0.76%
New Buy+4.22M new$40K
44812J104
Hut 8 Corp
0.7%
New Buy+314K new$36K
142152107
Caris Life Sciences Inc
0.65%
New Buy+1.89M new$34K
37950E259
Global X Fds
0.58%
New Buy+329K new$30K
35137L204
Fox Corp
0.57%
New Buy+633K new$30K
980745103
Woodward Inc
0.55%
New Buy+67K new$29K
30303M102
Meta Platforms Inc
0.54%
New Buy+50K new$28K
67080N101
Nuvation Bio Inc
0.49%
New Buy+4.54M new$26K
74366E102
Protagonist Therapeutics Inc
0.49%
New Buy+209K new$26K
77543R102
Roku Inc
0.49%
New Buy+184K new$25K
149568107
Cavco Inds Inc Del
0.47%
New Buy+40K new$24K
000899104
Adma Biologics Inc
0.45%
New Buy+2.78M new$23K
44916Y106
Hyperliquid Strategies Inc
0.44%
New Buy+2.94M new$23K
750917106
Rambus Inc Del
0.44%
New Buy+173K new$23K
76243J105
Rhythm Pharmaceuticals Inc
0.43%
New Buy+204K new$23K
830830105
Champion Homes Inc
0.43%
New Buy+254K new$22K
234264109
Daktronics Inc
0.42%
New Buy+1.12M new$22K
74623V103
Purecycle Technologies Inc
0.42%
New Buy+2.68M new$22K
84265V105
Southern Copper Corp
0.41%
New Buy+123K new$21K
G54950103
Linde Plc
0.41%
New Buy+41K new$21K
29362U104
Entegris Inc
0.41%
New Buy+118K new$21K
881624209
Teva Pharmaceutical Inds Ltd
0.41%
New Buy+625K new$21K
91332U101
Unity Software Inc
0.41%
New Buy+739K new$21K
00835Q202
Aeva Technologies Inc
0.4%
New Buy+720K new$21K
767292105
Riot Platforms Inc
0.4%
New Buy+755K new$21K
74743L100
Qnity Electronics Inc
0.39%
New Buy+126K new$21K
29444U700
Equinix Inc
0.37%
New Buy+18K new$19K
512807306
Lam Research Corp
0.36%
New Buy+44K new$19K
24477V105
Definium Therapeutics Inc
0.32%
New Buy+357K new$17K
07782B104
Belite Bio Inc Sponsored
0.31%
New Buy+106K new$16K
88025U109
10X Genomics Inc
0.3%
New Buy+403K new$15K
929740108
Wabtec
0.29%
New Buy+57K new$15K
532457108
Eli Lilly & Co
0.28%
New Buy+12K new$15K
98420N105
Xenon Pharmaceuticals Inc
0.28%
New Buy+239K new$14K
68062P106
Olema Pharmaceuticals Inc
0.24%
New Buy+987K new$12K
759916109
Repligen Corp
0.2%
New Buy+77K new$11K
77311W101
Rocket Cos Inc
0.2%
New Buy+652K new$10K
056752108
Baidu Inc
0.19%
New Buy+88K new$10K
042068205
Arm Holdings Plc
0.19%
New Buy+28K new$10K
146869102
Carvana Co
0.19%
New Buy+151K new$10K
75734B100
Reddit Inc
0.19%
New Buy+57K new$10K
013872106
Alcoa Corp
0.19%
New Buy+186K new$10K
883556102
Thermo Fisher Scientific Inc
0.18%
New Buy+19K new$10K
235851102
Danaher Corp Del
0.18%
New Buy+50K new$10K
315616102
F5 Inc
0.18%
New Buy+22K new$9K
92837L109
Vista Energy S.A.B. De C.V.
0.16%
New Buy+135K new$9K
83056P715
Skeena Res Ltd New
0.15%
New Buy+300K new$8K
N4732M103
Jbs N.V.
0.15%
New Buy+656K new$8K
61225M102
Monte Rosa Therapeutics Inc
0.14%
New Buy+298K new$7K
75943R102
Relay Therapeutics Inc
0.13%
New Buy+349K new$7K
23306J309
Dbv Technologies S A Sponsored
0.12%
New Buy+383K new$6K
12510Q100
Ccc Intelligent Solutions Hl
0.12%
New Buy+1.17M new$6K
91823B109
Uwm Holdings Corporation
0.11%
New Buy+2.58M new$6K
63942X106
Navitas Semiconductor Corp
0.11%
New Buy+311K new$6K
83443Q103
Solstice Advanced Matls Inc
0.11%
New Buy+63K new$6K
G3730V105
Ftai Aviation Ltd
0.1%
New Buy+20K new$5K
07373V105
Beam Therapeutics Inc
0.1%
New Buy+154K new$5K
051774107
Aurora Innovation Inc
0.08%
New Buy+634K new$4K
Q4982L109
Iren Limited
0.08%
New Buy+87K new$4K
399909100
Grupo Financiero Galicia S.A
0.06%
New Buy+60K new$3K
Y95308105
Wave Life Sciences Ltd
0.02%
New Buy+173K new$1K

For informational purposes only. Not investment advice. Data: sec-api.io & SEC EDGAR 13F-HR filings. Stanley Druckenmiller (Duquesne Family Office) 13F filings are filed 45 days after quarter end — positions may have changed. Last updated: 2026-08-22.