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Ambarella
AMBA

Overview Fund Activity

143 hedge funds and large institutions have $374M invested in Ambarella in 2014 Q2 according to their latest regulatory filings, with 38 funds opening new positions, 57 increasing their positions, 36 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
143
Holders Change
+13
Holders Change %
+10%
% of All Funds
4.11%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
38
Increased
57
Reduced
36
Closed
24
Calls
$22.6M
Puts
$80.9M
Net Calls
-$58.3M
Net Calls Change
-$24M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$43.4M
2
RIM
2
RS Investment Management
California
$21.7M
3
TA
3
Teachers Advisors
New York
$11.1M
4
FA
4
Friess Associates
Delaware
$9.67M
5
Tiger Global Management
5
Tiger Global Management
New York
$7.8M

Top Sellers

1
Wells Fargo
1
Wells Fargo
California
$1.57M
2
ACM
2
Andor Capital Management
New York
$0
3
AIS
3
AlphaOne Investment Services
Pennsylvania
$2.76M
4
Morgan Stanley
4
Morgan Stanley
New York
$6.41M
5
GPGA
5
Grandeur Peak Global Advisors
Utah
$2.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
DnB Asset Management
26
DnB Asset Management
Norway
$3.05M +$3.05M +97,781 New
Ameriprise
27
Ameriprise
Minnesota
$3.03M +$2.19M +70,186 +260%
GPGA
28
Grandeur Peak Global Advisors
Utah
$2.8M -$2.35M -75,300 -46%
AIS
29
AlphaOne Investment Services
Pennsylvania
$2.76M -$3.06M -98,121 -53%
BL
30
Bolton LP
Connecticut
$2.75M +$2.75M +88,300 New
Goldman Sachs
31
Goldman Sachs
New York
$2.69M +$1.11M +35,707 +70%
BIM
32
BlackRock Investment Management
Delaware
$2.6M +$994K +31,891 +62%
D.E. Shaw & Co
33
D.E. Shaw & Co
New York
$2.56M +$1.48M +47,580 +138%
Vanguard Group
34
Vanguard Group
Pennsylvania
$2.52M +$834K +26,726 +49%
Thrivent Financial for Lutherans
35
Thrivent Financial for Lutherans
Minnesota
$2.52M +$2.52M +80,741 New
OAM
36
Oberweis Asset Management
Illinois
$2.36M -$521K -16,700 -18%
Wellington Management Group
37
Wellington Management Group
Massachusetts
$2.31M +$539K +17,278 +30%
DCM
38
Driehaus Capital Management
Illinois
$2.18M +$2.18M +69,914 New
CAM
39
CG Asset Management
New York
$2.15M +$329K +10,550 +18%
CS
40
Credit Suisse
Switzerland
$1.86M -$469K -15,033 -20%
HLA
41
Hamilton Lane Advisors
Pennsylvania
$1.68M – – –
California State Teachers Retirement System (CalSTRS)
42
California State Teachers Retirement System (CalSTRS)
California
$1.64M +$595K +19,100 +57%
LPL Financial
43
LPL Financial
California
$1.62M -$466K -14,962 -22%
Wells Fargo
44
Wells Fargo
California
$1.57M -$5.98M -191,595 -79%
HCS
45
Harvest Capital Strategies
California
$1.56M – – –
Commonwealth Equity Services
46
Commonwealth Equity Services
Massachusetts
$1.54M -$68K -2,180 -4%
AllianceBernstein
47
AllianceBernstein
Tennessee
$1.51M +$612K +19,630 +68%
AIG
48
American International Group
New York
$1.41M -$507K -16,245 -26%
PAA
49
Peregrine Asset Advisers
Oregon
$1.35M +$1.35M +43,255 New
HW
50
Hancock Whitney
Mississippi
$1.33M +$104K +3,333 +8%
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