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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 %
UBS Group
26
UBS Group
Switzerland
$5.85M 115,324 +115,324 New
SI
27
Scout Investments
Missouri
$5.69M 112,175 -15,000 -12%
Macquarie Group
28
Macquarie Group
Australia
$5.12M 101,000 +101,000 New
FCM
29
Firsthand Capital Management
California
$5.07M 100,000 – –
CAM
30
CG Asset Management
New York
$4.75M 93,600 -1,175 -1%
ARTA
31
A.R.T. Advisors
New York
$4.63M 91,332 +46,921 +106%
Goldman Sachs
32
Goldman Sachs
New York
$4.62M 91,033 +71,325 +362%
Invesco
33
Invesco
Georgia
$4.35M 85,788 +5,362 +7%
BIM
34
BlackRock Investment Management
Delaware
$4.21M 82,942 -906 -1%
CS
35
Credit Suisse
Switzerland
$3.62M 71,386 -105,611 -60%
SPM
36
Symmetry Peak Management
Pennsylvania
$3.58M 70,644 +65,644 +1,313%
CO
37
Caldwell & Orkin
Georgia
$3.33M 65,600 +65,600 New
LPL Financial
38
LPL Financial
California
$3.2M 63,144 +3,005 +5%
Stifel Financial
39
Stifel Financial
Missouri
$3.12M 61,473 -91,348 -60%
Wellington Management Group
40
Wellington Management Group
Massachusetts
$3.07M 60,522 -123,688 -67%
TI
41
Turner Investments
Pennsylvania
$2.96M 58,258 -92,175 -61%
California State Teachers Retirement System (CalSTRS)
42
California State Teachers Retirement System (CalSTRS)
California
$2.72M 53,667 +527 +1%
Commonwealth Equity Services
43
Commonwealth Equity Services
Massachusetts
$2.64M 52,101 +2,980 +6%
Thrivent Financial for Lutherans
44
Thrivent Financial for Lutherans
Minnesota
$2.55M 50,291 -22,950 -31%
NIP
45
Nicholas Investment Partners
California
$2.53M 49,800 -43,864 -47%
GGHC
46
Gilder Gagnon Howe & Co
New York
$2.22M 43,850 -25,702 -37%
AllianceBernstein
47
AllianceBernstein
Tennessee
$2.2M 43,400 -6,700 -13%
DLCIG
48
D.L. Carlson Investment Group
New Hampshire
$2.2M 43,325 +43,325 New
Charles Schwab
49
Charles Schwab
California
$2.15M 42,300 – –
TA
50
Teachers Advisors
New York
$2.14M 42,128 -342,977 -89%
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