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Ambarella
AMBA

Overview Fund Activity

186 hedge funds and large institutions have $764M invested in Ambarella in 2014 Q4 according to their latest regulatory filings, with 56 funds opening new positions, 46 increasing their positions, 69 reducing their positions, and 29 closing their positions.

Holders
186
Holders Change
+26
Holders Change %
+16.25%
% of All Funds
4.96%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.05%
New
56
Increased
46
Reduced
69
Closed
29
Calls
$53.2M
Puts
$119M
Net Calls
-$66.2M
Net Calls Change
+$35.1M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$68.9M
2
Susquehanna International Group
2
Susquehanna International Group
Pennsylvania
$38.1M
3
State of Tennessee, Department of Treasury
3
State of Tennessee, Department of Treasury
Tennessee
$20.3M
4
ACM
4
Andor Capital Management
New York
$40.6M
5
Morgan Stanley
5
Morgan Stanley
New York
$36.9M

Top Sellers

1
Calamos Advisors
1
Calamos Advisors
Illinois
$0
2
RIM
2
RS Investment Management
California
$0
3
TA
3
Teachers Advisors
New York
$2.14M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$76.7M
5
RHJA
5
Rice Hall James & Associates
California
$18.2M
Name Market Value Shares Shares
Change 		Shares
Change %
BLM
101
Bennett Lawrence Management
New York
$671K 13,225 +13,225 New
NI
102
Numeric Investors
Massachusetts
$670K 13,200 +13,200 New
JPMorgan Chase & Co
103
JPMorgan Chase & Co
New York
$668K 13,170 +7,885 +149%
PI
104
Panthera Investment
Germany
$614K 12,107 +12,107 New
ZIM
105
Zacks Investment Management
Illinois
$573K 11,291 +11,291 New
CAN
106
Cetera Advisor Networks
California
$515K 10,139 +2,744 +37%
F
107
FolioMetrix
Nebraska
$508K 9,300 +9,300 New
Bank of America
108
Bank of America
North Carolina
$478K 9,425 -4,197 -31%
WAM
109
Wolverine Asset Management
Illinois
$461K 9,100 -36,600 -80%
PP
110
Patten & Patten
Tennessee
$456K 9,000 +1,500 +20%
SG Americas Securities
111
SG Americas Securities
New York
$450K 8,875 +8,875 New
Citigroup
112
Citigroup
New York
$441K 8,694 +6,228 +253%
BKA
113
Brick & Kyle Associates
Pennsylvania
$441K 8,700 +8,700 New
Fifth Third Bancorp
114
Fifth Third Bancorp
Ohio
$436K 8,605 -4,496 -34%
RHBC
115
R.H. Bluestein & Co
Michigan
$434K 8,550 +8,550 New
M&T Bank
116
M&T Bank
New York
$393K 7,767 -3,341 -30%
CS
117
Candriam SCA
Luxembourg
$391K 7,700 +7,700 New
NIT
118
NumerixS Investment Technologies
British Columbia, Canada
$390K 7,680 +7,680 New
BJ
119
BlackRock Japan
Japan
$388K 7,645 -1,877 -20%
SM
120
Southport Management
Wyoming
$380K 7,500 -2,500 -25%
CIBC World Market
121
CIBC World Market
Ontario, Canada
$368K 7,250 +7,250 New
MC
122
Moors & Cabot
Massachusetts
$349K 6,950 -50 -0.7%
WEC
123
Winslow Evans & Crocker
Massachusetts
$340K 6,700 +6,400 +2,133%
ProShare Advisors
124
ProShare Advisors
Maryland
$314K 6,186 -5,262 -46%
Principal Financial Group
125
Principal Financial Group
Iowa
$273K 5,388 -947 -15%
3 4
5
6 7