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 2024Q1 — net new, added, trimmed, exited.
New positions42 names
- COHRCOHERENT CORP+2,525,070$153K
- DFSEURDISCOVER FINL SVCS+645,205$85K
- KMIKINDER MORGAN INC DEL+3,880,500$71K
- WABWABTEC+386,835$56K
- METAMETA PLATFORMS INC+63,930$31K
- KEYKEYCORP+1,657,395$26K
- CCITIGROUP INC+400,345$25K
- MSGEMADISON SQUARE GARDEN ENTMT+639,800$25K
- DAKTDAKTRONICS INC+2,073,444$21K
- AAPLAPPLE INC+114,700$20K
- CNKCINEMARK HLDGS INC+1,078,635$19K
- PLTRPALANTIR TECHNOLOGIES INC+769,965$18K
- + 30 more…
Added to15 names
- NTRANATERA INC+1,036,350$95K
- WWDWOODWARD INC+549,595$85K
- GTMZOOMINFO TECHNOLOGIES INC+4,957,806$79K
- Y2573FFLEX LTD+2,728,755$78K
- ANETEURARISTA NETWORKS INC+194,067$56K
- FCXFREEPORT-MCMORAN INC+907,340$43K
- MRVLMARVELL TECHNOLOGY INC+459,290$33K
- PANWPALO ALTO NETWORKS INC+74,003$21K
- GEGENERAL ELECTRIC CO+117,000$21K
- VSTVISTRA CORP+240,170$17K
- MSFTMICROSOFT CORP+26,150$11K
- KRESPDR SER TR+153,235$8K
- + 3 more…
Trimmed13 names
- NVDANVIDIA CORPORATION−441,551$399K
- LLYLILLY ELI & CO−340,886$265K
- VRTVERTIV HOLDINGS CO−1,314,990$107K
- G7997RSEAGATE TECHNOLOGY HLDNGS PL−677,125$63K
- TECKTECK RESOURCES LTD−972,375$45K
- OPCHOPTION CARE HEALTH INC−770,010$26K
- BAHBOOZ ALLEN HAMILTON HLDG COR−151,959$23K
- CCJCAMECO CORP−483,915$21K
- NWSANEWS CORP NEW−733,095$19K
- KBRKBR INC−177,110$11K
- WDCWESTERN DIGITAL CORP.−156,495$11K
- CPNGCOUPANG INC−455,090$8K
- + 1 more…
Exited20 names
- H42097UBS GROUP AG−2,414,735$75K
- LWLAMB WESTON HLDGS INC−539,209$58K
- CVXCHEVRON CORP NEW−384,595$57K
- SGITEMPUR SEALY INTL INC−749,100$38K
- ABXBARRICK GOLD CORP−1,758,300$32K
- TKOTKO GROUP HOLDINGS INC−326,735$27K
- NEMNEWMONT CORP−474,250$20K
- PSTGPURE STORAGE INC−531,247$19K
- VEEVVEEVA SYS INC−95,700$18K
- DKNGDRAFTKINGS INC NEW−423,850$15K
- NTNXNUTANIX INC−216,600$10K
- ADBEADOBE SYSTEMS INCORPORATED−17,130$10K
- + 8 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
