Stephen Mandel - Lone Pine Capital 13F Activity & Position Changes (Q1 2017)
According to the SEC 13F filed on Aug 14, 2026, the Lone Pine Capital portfolio showed several notable changes in holdings as of quarter-end Mar 31, 2017. 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 Q1 2017, the filing reported:
New Buys - Albemarle Corporation, Arista Networks, Inc., Comcast Corporation, CSX Corporation, Humana Inc., and 2 more
Increases - Alibaba Group Holding Limited, Charter Communications, Inc., CommScope Holding Company, Inc., Nike, Inc., Constellation Brands, Inc., and 1 more
Reductions - Adobe Inc., Dollar Tree, Inc., Electronic Arts Inc., Equinix, Inc., Expedia Group, Inc., and 3 more
Complete Exits - Amazon.com, Inc., Bank of America Corporation, eBay Inc., Alphabet Inc., Intercontinental Exchange Inc., and 7 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 |
|---|---|---|---|
|
Q1 2017
|
ADBE
Adobe Inc.
|
Sell |
-213,003
|
|
Q1 2017
|
ALB
Albemarle Corporation
|
Buy - Position Entry |
+1,972,767
|
|
Q1 2017
|
AMZN
Amazon.com, Inc.
|
Sell - Position Exit |
-1,292,728
|
|
Q1 2017
|
ANET
Arista Networks, Inc.
|
Buy - Position Entry |
+1,267,936
|
|
Q1 2017
|
BABA
Alibaba Group Holding Limited
|
Buy |
+2,277,604
|
|
Q1 2017
|
BAC
Bank of America Corporation
|
Sell - Position Exit |
-21,671,362
|
|
Q1 2017
|
CHTR
Charter Communications, Inc.
|
Buy |
+954,462
|
|
Q1 2017
|
CMCSA
Comcast Corporation
|
Buy - Position Entry |
+13,740,082
|
|
Q1 2017
|
COMM
CommScope Holding Company, Inc.
|
Buy |
+3,634,214
|
|
Q1 2017
|
CSX
CSX Corporation
|
Buy - Position Entry |
+14,378,423
|
|
Q1 2017
|
DLTR
Dollar Tree, Inc.
|
Sell |
-2,771,770
|
|
Q1 2017
|
EA
Electronic Arts Inc.
|
Sell |
-1,642,200
|
|
Q1 2017
|
EBAY
eBay Inc.
|
Sell - Position Exit |
-9,605,806
|
|
Q1 2017
|
EQIX
Equinix, Inc.
|
Sell |
-481,223
|
|
Q1 2017
|
EXPE
Expedia Group, Inc.
|
Sell |
-2,195,631
|
|
Q1 2017
|
GOOG
Alphabet Inc.
|
Sell - Position Exit |
-627,903
|
|
Q1 2017
|
HUM
Humana Inc.
|
Buy - Position Entry |
+1,184,119
|
|
Q1 2017
|
ICE
Intercontinental Exchange Inc.
|
Sell - Position Exit |
-4,225,637
|
|
Q1 2017
|
LULU
lululemon athletica inc.
|
Sell - Position Exit |
-4,504,208
|
|
Q1 2017
|
META
Meta Platforms, Inc.
|
Sell |
-821,600
|
|
Q1 2017
|
MSFT
Microsoft Corporation
|
Sell - Position Exit |
-15,213,996
|
|
Q1 2017
|
NKE
Nike, Inc.
|
Buy |
+4,762,738
|
|
Q1 2017
|
PNC
PNC Financial Services Group, I
|
Sell - Position Exit |
-4,196,144
|
|
Q1 2017
|
PYPL
PayPal Holdings, Inc.
|
Sell - Position Exit |
-12,499,315
|
|
Q1 2017
|
SNAP
Snap Inc.
|
Buy - Position Entry |
+1,790,364
|
|
Q1 2017
|
STZ
Constellation Brands, Inc.
|
Buy |
+881,400
|
|
Q1 2017
|
TDG
Transdigm Group Incorporated
|
Sell - Position Exit |
-2,028,392
|
|
Q1 2017
|
TMUS
T-Mobile US, Inc.
|
Buy - Position Entry |
+5,978,219
|
|
Q1 2017
|
TV
Grupo Televisa S.A.B.
|
Buy |
+4,905,570
|
|
Q1 2017
|
ULTA
Ulta Beauty, Inc.
|
Sell |
-273,703
|
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