Cathie Wood - ARK Invest 13F Activity & Position Changes (Q1 2018)
As of Mar 31, 2018, the ARK Invest portfolio activity showed several notable changes in holdings, according to the latest SEC 13F filing reported on May 12, 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 Q1 2018, the filing reported:
New Buys - Intercontinental Exchange Inc., Infineon Technologies AG, Iovance Biotherapeutics, Inc., Moog Inc., Stryker Corporation, and 1 more
Increases - Apple Inc., Adobe Inc., Autodesk, Inc., Albemarle Corporation, Align Technology, Inc., and 77 more
Reductions - AMETEK, Inc., BlackBerry Limited, Deere & Company, FARO Technologies, Inc., General Motors Company, and 7 more
Complete Exits - Akamai Technologies, Inc., Allient Inc., CME Group Inc., International Business Machines, Magic Software Enterprises Ltd., and 3 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 2018
|
AAPL
Apple Inc.
|
Buy |
+129,118
|
|
Q1 2018
|
ADBE
Adobe Inc.
|
Buy |
+16,839
|
|
Q1 2018
|
ADSK
Autodesk, Inc.
|
Buy |
+38,523
|
|
Q1 2018
|
AKAM
Akamai Technologies, Inc.
|
Sell - Position Exit |
-37,448
|
|
Q1 2018
|
ALB
Albemarle Corporation
|
Buy |
+9,461
|
|
Q1 2018
|
ALGN
Align Technology, Inc.
|
Buy |
+2,012
|
|
Q1 2018
|
ALNT
Allient Inc.
|
Sell - Position Exit |
-36,578
|
|
Q1 2018
|
ALNY
Alnylam Pharmaceuticals, Inc.
|
Buy |
+9,014
|
|
Q1 2018
|
AME
AMETEK, Inc.
|
Sell |
-193
|
|
Q1 2018
|
AMZN
Amazon.com, Inc.
|
Buy |
+10,227
|
|
Q1 2018
|
ANSS
ANSYS, Inc.
|
Buy |
+3,877
|
|
Q1 2018
|
ATI
ATI Inc.
|
Buy |
+145
|
|
Q1 2018
|
AVAV
AeroVironment, Inc.
|
Buy |
+48,853
|
|
Q1 2018
|
BABA
Alibaba Group Holding Limited
|
Buy |
+50,433
|
|
Q1 2018
|
BB
BlackBerry Limited
|
Sell |
-105,097
|
|
Q1 2018
|
BIDU
Baidu, Inc.
|
Buy |
+171,183
|
|
Q1 2018
|
BIIB
Biogen Inc.
|
Buy |
+7,501
|
|
Q1 2018
|
BLUE
bluebird bio, Inc.
|
Buy |
+75,937
|
|
Q1 2018
|
BOX
Box, Inc.
|
Buy |
+109,452
|
|
Q1 2018
|
CBOE
Cboe Global Markets, Inc.
|
Buy |
+152
|
|
Q1 2018
|
CERS
Cerus Corporation
|
Buy |
+1,687,611
|
|
Q1 2018
|
CGEN
Compugen
|
Buy |
+1,740,335
|
|
Q1 2018
|
CGNX
Cognex Corporation
|
Buy |
+15,092
|
|
Q1 2018
|
CHKP
Check Point
|
Buy |
+3,347
|
|
Q1 2018
|
CLLS
Cellectis S.A.
|
Buy |
+43,215
|
|
Q1 2018
|
CME
CME Group Inc.
|
Sell - Position Exit |
-820
|
|
Q1 2018
|
CRM
Salesforce, Inc.
|
Buy |
+81,807
|
|
Q1 2018
|
CRS
Carpenter Technology Corporatio
|
Buy |
+76
|
|
Q1 2018
|
CYBR
CyberArk
|
Buy |
+7,828
|
|
Q1 2018
|
DDD
3D Systems Corporation
|
Buy |
+56,006
|
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