Ole Andreas Halvorsen - Viking Global Investors 13F Activity & Position Changes (Q4 2018)
As of Dec 31, 2018, the Viking Global Investors portfolio activity showed several notable changes in holdings, according to the latest SEC 13F filing reported on May 15, 2026. 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 2018, the filing reported:
New Buys - American Airlines Group, Inc., Adobe Inc., Align Technology, Inc., Boeing Company (The), Cognex Corporation, and 6 more
Increases - Amneal Pharmaceuticals, Inc., Amazon.com, Inc., AnaptysBio, Inc., Alibaba Group Holding Limited, Berry Global Group, Inc., and 19 more
Reductions - Arthur J. Gallagher & Co., Walt Disney Company (The), Liberty Media Corp Formula One Group, Lennar Corporation, The Middleby Corporation, and 2 more
Complete Exits - Analog Devices, Inc., Autodesk, Inc., Elanco Animal Health Incorporat, HDFC Bank Limited, Hartford Financial Services Gro, and 12 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 2018
|
AAL
American Airlines Group, Inc.
|
Buy - Position Entry |
+5,759,432
|
|
Q4 2018
|
ADBE
Adobe Inc.
|
Buy - Position Entry |
+2,781,472
|
|
Q4 2018
|
ADI
Analog Devices, Inc.
|
Sell - Position Exit |
-1,115,228
|
|
Q4 2018
|
ADSK
Autodesk, Inc.
|
Sell - Position Exit |
-1,139,317
|
|
Q4 2018
|
AJG
Arthur J. Gallagher & Co.
|
Sell |
-35,050
|
|
Q4 2018
|
ALGN
Align Technology, Inc.
|
Buy - Position Entry |
+561,100
|
|
Q4 2018
|
AMRX
Amneal Pharmaceuticals, Inc.
|
Buy |
+815,629
|
|
Q4 2018
|
AMZN
Amazon.com, Inc.
|
Buy |
+478,683
|
|
Q4 2018
|
ANAB
AnaptysBio, Inc.
|
Buy |
+136,098
|
|
Q4 2018
|
BA
Boeing Company (The)
|
Buy - Position Entry |
+556,964
|
|
Q4 2018
|
BABA
Alibaba Group Holding Limited
|
Buy |
+710,192
|
|
Q4 2018
|
BERY
Berry Global Group, Inc.
|
Buy |
+334,622
|
|
Q4 2018
|
BMRN
BioMarin Pharmaceutical Inc.
|
Buy |
+962,696
|
|
Q4 2018
|
BPMC
Blueprint Medicines Corporation
|
Buy |
+1,089,222
|
|
Q4 2018
|
BSX
Boston Scientific Corporation
|
Buy |
+2,045,827
|
|
Q4 2018
|
CGNX
Cognex Corporation
|
Buy - Position Entry |
+884,422
|
|
Q4 2018
|
CNC
Centene Corporation
|
Buy |
+352,145
|
|
Q4 2018
|
CRM
Salesforce, Inc.
|
Buy |
+2,990,641
|
|
Q4 2018
|
CTLT
Catalent, Inc.
|
Buy |
+75,712
|
|
Q4 2018
|
DIS
Walt Disney Company (The)
|
Sell |
-7,482,939
|
|
Q4 2018
|
DVA
DaVita Inc.
|
Buy - Position Entry |
+2,610,629
|
|
Q4 2018
|
ELAN
Elanco Animal Health Incorporat
|
Sell - Position Exit |
-652,140
|
|
Q4 2018
|
ELV
Elevance Health, Inc.
|
Buy |
+315,448
|
|
Q4 2018
|
EXAS
Exact Sciences Corporation
|
Buy |
+2,665,361
|
|
Q4 2018
|
FANG
Diamondback Energy, Inc.
|
Buy - Position Entry |
+1,515,140
|
|
Q4 2018
|
FWONK
Liberty Media Corp Formula One Group
|
Sell |
-353,309
|
|
Q4 2018
|
GOOG
Alphabet Inc.
|
Buy - Position Entry |
+152,714
|
|
Q4 2018
|
GOOGL
Alphabet Inc.
|
Buy |
+718,057
|
|
Q4 2018
|
HDB
HDFC Bank Limited
|
Sell - Position Exit |
-864,744
|
|
Q4 2018
|
HIG
Hartford Financial Services Gro
|
Sell - Position Exit |
-400,000
|
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