Stanley Druckenmiller - Duquesne Family Office Llc 13F Activity & Position Changes (Q4 2019)
According to the SEC 13F filed on Aug 14, 2026, the Duquesne Family Office Llc portfolio showed several notable changes in holdings as of quarter-end Dec 31, 2019. The activity included new positions, additions to existing holdings, reductions, and complete exits, providing a clear view of how the portfolio evolved during the quarter.
During Q4 2019, the filing reported:
New Buys - Alnylam Pharmaceuticals, Inc., Bank of America Corporation, Datadog, Inc., iShares MSCI Emerging Index Fun, Freeport-McMoRan, Inc., and 17 more
Increases - Agnico Eagle Mines Limited, Fidelity National Information S, Fastly, Inc., Barrick Gold Corporation, HDFC Bank Limited, and 5 more
Reductions - Amazon.com, Inc., Alibaba Group Holding Limited, Home Depot, Inc. (The), MercadoLibre, Inc., Microsoft Corporation, and 4 more
Complete Exits - Eagle Materials Inc, Intuitive Surgical, Inc., Mastercard Incorporated, Okta, Inc., Shopify Inc., and 2 more
These updates highlight how the portfolio adjusted across different sectors and market conditions, offering insights into allocation shifts and investment trends.
| Date | Symbol | Type | Change Qty |
|---|---|---|---|
|
Q4 2019
|
AEM
Agnico Eagle Mines Limited
|
Buy |
+161,400
|
|
Q4 2019
|
ALNY
Alnylam Pharmaceuticals, Inc.
|
Buy - Position Entry |
+116,169
|
|
Q4 2019
|
AMZN
Amazon.com, Inc.
|
Sell |
-129,318
|
|
Q4 2019
|
BABA
Alibaba Group Holding Limited
|
Sell |
-430,012
|
|
Q4 2019
|
BAC
Bank of America Corporation
|
Buy - Position Entry |
+759,700
|
|
Q4 2019
|
DDOG
Datadog, Inc.
|
Buy - Position Entry |
+25,810
|
|
Q4 2019
|
EEM
iShares MSCI Emerging Index Fun
|
Buy - Position Entry |
+4,065,100
|
|
Q4 2019
|
EXP
Eagle Materials Inc
|
Sell - Position Exit |
-77,487
|
|
Q4 2019
|
FCX
Freeport-McMoRan, Inc.
|
Buy - Position Entry |
+4,572,051
|
|
Q4 2019
|
FDX
FedEx Corporation
|
Buy - Position Entry |
+336,950
|
|
Q4 2019
|
FIS
Fidelity National Information S
|
Buy |
+56,310
|
|
Q4 2019
|
FLEX
Flex
|
Buy - Position Entry |
+335,235
|
|
Q4 2019
|
FSLY
Fastly, Inc.
|
Buy |
+2,210
|
|
Q4 2019
|
GOLD
Barrick Gold Corporation
|
Buy |
+347,300
|
|
Q4 2019
|
GOOGL
Alphabet Inc.
|
Buy - Position Entry |
+92,189
|
|
Q4 2019
|
HD
Home Depot, Inc. (The)
|
Sell |
-19,300
|
|
Q4 2019
|
HDB
HDFC Bank Limited
|
Buy |
+437,100
|
|
Q4 2019
|
INDA
Ishares MSCI India ETF
|
Buy |
+1,961,350
|
|
Q4 2019
|
ISRG
Intuitive Surgical, Inc.
|
Sell - Position Exit |
-27,800
|
|
Q4 2019
|
IWM
iShares Russell 2000 ETF
|
Buy - Position Entry |
+1,550,100
|
|
Q4 2019
|
JD
JD.com, Inc.
|
Buy - Position Entry |
+108,106
|
|
Q4 2019
|
JPM
JP Morgan Chase & Co.
|
Buy - Position Entry |
+1,286,900
|
|
Q4 2019
|
MA
Mastercard Incorporated
|
Sell - Position Exit |
-11,115
|
|
Q4 2019
|
MELI
MercadoLibre, Inc.
|
Sell |
-155,100
|
|
Q4 2019
|
META
Meta Platforms, Inc.
|
Buy |
+566,940
|
|
Q4 2019
|
MPC
Marathon Petroleum Corporation
|
Buy - Position Entry |
+735,000
|
|
Q4 2019
|
MSFT
Microsoft Corporation
|
Sell |
-2,374,270
|
|
Q4 2019
|
MU
Micron Technology, Inc.
|
Buy - Position Entry |
+93,009
|
|
Q4 2019
|
N6596X109
NXP Semiconductors
|
Buy - Position Entry |
+35,614
|
|
Q4 2019
|
NFLX
Netflix, Inc.
|
Buy |
+235,688
|
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