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Ambarella
AMBA

Overview Fund Activity

220 hedge funds and large institutions have $1.16B invested in Ambarella in 2018 Q1 according to their latest regulatory filings, with 46 funds opening new positions, 77 increasing their positions, 55 reducing their positions, and 42 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
220
Holders Change
–
Holders Change %
0%
% of All Funds
5.05%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
46
Increased
77
Reduced
55
Closed
42
Calls
$170M
Puts
$86M
Net Calls
+$84.2M
Net Calls Change
+$10.1M

Top Buyers

1
CTA
1
Carillon Tower Advisers
Florida
$34.5M
2
NSLI
2
Nan Shan Life Insurance
Taiwan
$33.9M
3
Ameriprise
3
Ameriprise
Minnesota
$33M
4
VBA
4
Van Berkom & Associates
Quebec, Canada
$67.7M
5
Legal & General Group
5
Legal & General Group
United Kingdom
$12.7M

Top Sellers

1
CCM
1
Criterion Capital Management
California
$0
2
Holocene Advisors
2
Holocene Advisors
New York
$0
3
JCAM
3
Jericho Capital Asset Management
New York
$0
4
Balyasny Asset Management
4
Balyasny Asset Management
Illinois
$1.1M
5
Millennium Management
5
Millennium Management
New York
$7.49M
Name Holding Trade Value Shares
Change 		Shares
Change %
PCM
226
Portolan Capital Management
Massachusetts
– -$6.48M -110,229 Closed
CI
227
Cowen Inc
New York
– -$4.25M -72,403 Closed
SEC
228
Seven Eight Capital
New York
– -$4M -68,085 Closed
DCM
229
Driehaus Capital Management
Illinois
– -$2.59M -44,000 Closed
ARTA
230
A.R.T. Advisors
New York
– -$2.49M -42,300 Closed
JCM
231
Jafra Capital Management
New York
– -$2.4M -40,829 Closed
CANY
232
Caxton Associates (New York)
New York
– -$2.06M -35,000 Closed
BCM
233
Bluefin Capital Management
New York
– -$2.05M -34,874 Closed
NIP
234
Nicholas Investment Partners
California
– -$2.01M -34,186 Closed
MOACM
235
Mutual of America Capital Management
New York
– -$1.65M -28,088 Closed
OC
236
Oppenheimer & Co
New York
– -$1.26M -21,498 Closed
SCM
237
Suffolk Capital Management
New York
– -$747K -12,722 Closed
LMIM
238
Lockheed Martin Investment Management
Maryland
– -$625K -10,630 Closed
CC
239
Cipher Capital
New York
– -$510K -8,695 Closed
MA
240
MANA Advisors
New York
– -$504K -8,582 Closed
Macquarie Group
241
Macquarie Group
Australia
– -$441K -7,500 Closed
HighTower Advisors
242
HighTower Advisors
Illinois
– -$284K -4,794 Closed
FPF
243
FNY Partners Fund
New York
– -$279K -4,750 Closed
BHC
244
Bowen Hanes & Co
Florida
– -$264K -4,500 Closed
CCMT
245
CMT Capital Markets Trading
Germany
– -$727K -4,447 Closed
AAP
246
Ardsley Advisory Partners
Connecticut
– -$235K -4,000 Closed
CA
247
Continuum Advisory
Idaho
– -$234K -3,983 Closed
Cambridge Investment Research Advisors
248
Cambridge Investment Research Advisors
Iowa
– -$230K -3,917 Closed
BAM
249
Belpointe Asset Management
Nevada
– -$215K -3,667 Closed
Principal Financial Group
250
Principal Financial Group
Iowa
– -$212K -3,606 Closed
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10
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