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
Capital flow per quarter
BuysSellsNet
Latest · 2025Q4
-$225K
Lifetime buys
$1.70B
Lifetime sells
$2.34B
Quarter activity
What changed in 2025Q3 — net new, added, trimmed, exited.
New positions29 names
- EEMISHARES TR+1,900,000$101K
- AMZNAMAZON COM INC+437,070$96K
- FIGRFIGURE TECHNOLOGY SOLUTIO+2,116,825$77K
- STUBSTUBHUB HLDGS INC+4,259,516$72K
- METAMETA PLATFORMS INC+76,100$56K
- GEVGE VERNOVA LLC+77,320$48K
- G25508CRH PLC+393,820$47K
- VSTVISTRA CORP+233,985$46K
- CLFCLEVELAND-CLIFFS INC NEW+2,715,035$33K
- FWONKLIBERTY MEDIA CORP DEL+288,400$30K
- DKSDICKS SPORTING GOODS INC+132,425$29K
- KBESPDR SER TR+482,095$29K
- + 17 more…
Added to17 names
- BACBK OF AMERICA CORP+647,350$33K
- TWLOTWILIO INC+312,325$31K
- N62509NEWAMSTERDAM PHARMA COMPANY+1,091,525$31K
- DOCUDOCUSIGN INC+395,510$29K
- WABWABTEC+131,900$26K
- INSMINSMED INC+170,000$24K
- QSRRESTAURANT BRANDS INTL INC+380,355$24K
- LENLENNAR CORP+189,524$24K
- CRSCARPENTER TECHNOLOGY CORP+93,400$23K
- G0896CBBB FOODS INC+822,575$22K
- DHID R HORTON INC+127,750$22K
- NTRANATERA INC+129,342$21K
- + 5 more…
Trimmed13 names
- G3643JFLUTTER ENTMT PLC−290,075$74K
- WWDWOODWARD INC−215,895$55K
- UUNITY SOFTWARE INC−891,550$36K
- DAKTDAKTRONICS INC−1,639,288$34K
- NUNU HLDGS LTD−1,961,185$31K
- ROKUROKU INC−278,065$28K
- G7997RSEAGATE TECHNOLOGY HLDNGS PL−111,590$26K
- EQTEQT CORP−357,750$19K
- CCITIGROUP INC−151,450$15K
- YPFYPF SOCIEDAD ANONIMA−589,300$14K
- CHYMCHIME FINL INC−423,595$9K
- SESEA LTD−35,530$6K
- + 1 more…
Exited32 names
- PMPHILIP MORRIS INTL INC−815,975$149K
- ENTGENTEGRIS INC−1,645,885$133K
- COHRCOHERENT CORP−1,157,840$103K
- MSFTMICROSOFT CORP−200,930$100K
- LLYLILLY ELI & CO−100,675$78K
- WBDWARNER BROS DISCOVERY INC−6,537,160$75K
- XLFSELECT SECTOR SPDR TR−985,300$52K
- CZRCAESARS ENTERTAINMENT INC NE−1,395,875$40K
- DALDELTA AIR LINES INC DEL−793,510$39K
- GLWCORNING INC−623,145$33K
- KMIKINDER MORGAN INC DEL−1,071,665$32K
- APPAPPLOVIN CORP−89,458$31K
- + 20 more…
Recent transactions
Last 20 moves
TRIM
AEVA TECHNOLOGIES INC
−14,452
~$0.01 · 2025Q4
2026-02-17
SOLD
DICKS SPORTING GOODS INC
−132,425
~$0.22 · 2025Q4
2026-02-17
NEW
BLOOM ENERGY CORP
+740,545
~$0.09 · 2025Q4
2026-02-17
ADD
CHIPOTLE MEXICAN GRILL INC
+158,725
~$0.04 · 2025Q4
2026-02-17
SOLD
SEAGATE TECHNOLOGY HLDNGS PL
−85,900
~$0.24 · 2025Q4
2026-02-17
SOLD
CAPITAL ONE FINL CORP
−43,920
~$0.21 · 2025Q4
2026-02-17
SOLD
CARPENTER TECHNOLOGY CORP
−220,035
~$0.25 · 2025Q4
2026-02-17
TRIM
CLEVELAND-CLIFFS INC NEW
−969,380
~$0.01 · 2025Q4
2026-02-17
ADD
COGENT BIOSCIENCES INC
+1,154,890
~$0.04 · 2025Q4
2026-02-17
