Stanley Druckenmiller

Duquesne Family Office

Stanley Freeman Druckenmiller is a prominent American billionaire investor and philanthropist, known for his significant contributions to the hedge fund industry. He founded Duquesne Capital in 1981 and served as its chairman and president until its closure in 2010, at which point the firm managed over $12 billion in assets. Druckenmiller gained recognition for his role as the lead portfolio manager for George Soros at the Quantum Fund from 1988 to 2000, where he achieved remarkable success, including a reported profit of $260 million in 2008. Druckenmiller's investment approach is characterized by a macroeconomic perspective, focusing on global economic trends and their impact on various asset classes. His firm, Duquesne Family Office, continues to reflect this strategy through its investment decisions. The office has been active in managing a diverse portfolio, with a notable emphasis on sectors such as Technology, Financial Services, and Healthcare. The disclosed trading record for Stanley Druckenmiller through Duquesne Family Office reveals a pattern of strategic exits and position adjustments, with a total of 600 disclosures recorded. Notably, the largest disclosed move involved an exit from the State Street Financial Select Sector SPDR ETF (XLF) valued at approximately $300,994 on May 15, 2026. The record reflects a balanced approach to portfolio management, with 169 exits and 127 reductions, indicating a dynamic response to market conditions.

Biggest Wins

PositionReported PriceLast PriceEst. P/LReturnEst. Value
Micron Technology IncMU · Q1 2026$337.82$983.12+$15M+191%$23M
Humana Inc.HUM · Q1 2026$173.39$398.42+$31M+129.8%$55M
Intel CorpINTC · Q1 2026$44.13$99.98+$23M+126.6%$41M
Seagate Technology Holdings plcSTX · Q1 2026$391.76$802.45+$21M+104.8%$41M
Twist Bioscience CorporationTWST · Q1 2026$47.52$92.61+$9M+94.9%$19M
STMicroelectronics NVSTM · Q1 2026$34.55$62.66+$73M+81.3%$164M
ARM HOLDINGS PLCARM · Q1 2026$151.28$268.11+$12M+77.2%$29M
Bloom Energy CorporationBE · Q1 2026$135.49$239.38+$14M+76.7%$33M
Twilio Inc.TWLO · Q1 2026$125.82$211.54+$16M+68.1%$38M
Roku, Inc.ROKU · Q1 2026$94.62$144.18+$37M+52.4%$108M
UNITY SOFTWARE INCU · Q1 2026$21.94$31.27+$7M+42.5%$23M
Lattice Semiconductor CorporationLSCC · Q1 2026$92.76$127.74+$11M+37.7%$41M
Sea LimitedSE · Q1 2026$82.81$112.20+$32M+35.5%$123M
Natera, Inc.NTRA · Q1 2026$199.99$265.25+$200M+32.6%$813M
Nuvation Bio Inc.NUVB · Q1 2026$4.29$5.64+$6M+31.5%$26M
United Airlines Holdings IncUAL · Q1 2026$92.07$117.76+$7M+27.9%$31M
Broadcom IncAVGO · Q1 2026$309.51$394.28+$17M+27.4%$77M
Coherent CorpCOHR · Q1 2026$238.22$296.33+$2M+24.4%$12M
Taiwan Semiconductor Manufacturing Co LtdTSM · Q1 2026$337.95$414.71+$38M+22.7%$205M
Amazon.com IncAMZN · Q1 2026$208.28$254.96+$2M+22.4%$12M
Jabil Inc.JBL · Q1 2026$265.63$308.20+$3M+16%$25M
Lumentum Holdings Inc.LITE · Q1 2026$702.71$814.80+$780k+16%$6M
Xenon Pharmaceuticals Inc.XENE · Q1 2026$58.15$66.98+$2M+15.2%$16M
Cleveland-Cliffs Inc.CLF · Q1 2026$8.45$9.66+$3M+14.3%$22M
Woodward IncWWD · Q1 2026$357.92$395.45+$8M+10.5%$84M
MercadoLibre IncMELI · Q1 2026$1,728.85$1,856.18+$352k+7.36%$5M
YPF SOCIEDAD ANONIMAYPF · Q1 2026$46.22$48.45+$7M+4.82%$157M
Teva Pharmaceutical Industries LimitedTEVA · Q1 2026$30.12$31.56+$3M+4.78%$75M
Westinghouse Air Brake Technologies CorpWAB · Q1 2026$249.91$259.71+$930k+3.92%$25M
Linde plcLIN · Q1 2026$495.75$513.34+$725k+3.55%$21M
Southern Copper CorporationSCCO · Q1 2026$172.06$176.07+$489k+2.33%$21M
Restaurant Brands International IncQSR · Q1 2026$73.90$74.19+$132k+0.39%$34M