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Ambarella
AMBA

Overview Fund Activity

204 hedge funds and large institutions have $1.05B invested in Ambarella in 2017 Q3 according to their latest regulatory filings, with 36 funds opening new positions, 68 increasing their positions, 59 reducing their positions, and 30 closing their positions.

Holders
204
Holders Change
+5
Holders Change %
+2.51%
% of All Funds
5.09%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
36
Increased
68
Reduced
59
Closed
30
Calls
$226M
Puts
$89M
Net Calls
+$137M
Net Calls Change
+$102M

Top Buyers

1
Citadel Advisors
1
Citadel Advisors
Florida
$47.4M
2
AllianceBernstein
2
AllianceBernstein
Tennessee
$24.3M
3
PA
3
Pinnacle Associates
New York
$49.7M
4
Artisan Partners
4
Artisan Partners
Wisconsin
$17.5M
5
TPCM
5
Tide Point Capital Management
Connecticut
$46M

Top Sellers

1
EAM
1
Eagle Asset Management
Florida
$0
2
RHJA
2
Rice Hall James & Associates
California
$0
3
Nomura Asset Management
3
Nomura Asset Management
Japan
$515K
4
KRC
4
Kingdom Ridge Capital
New York
$0
5
RI
5
Redwood Investments
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$106M 2,172,879 +27,270 +1%
BlackRock
2
BlackRock
New York
$73.6M 1,502,176 +21,680 +1%
VBA
3
Van Berkom & Associates
Quebec, Canada
$64.5M 1,316,350 +80,867 +7%
PA
4
Pinnacle Associates
New York
$49.7M 1,014,489 +359,417 +55%
Citadel Advisors
5
Citadel Advisors
Florida
$47.4M 967,822 +882,419 +1,033%
TPCM
6
Tide Point Capital Management
Connecticut
$46M 939,465 +308,564 +49%
Axa
7
Axa
France
$40.9M 834,078 +125,972 +18%
Morgan Stanley
8
Morgan Stanley
New York
$31.9M 651,193 +253,037 +64%
State of Tennessee, Department of Treasury
9
State of Tennessee, Department of Treasury
Tennessee
$29.4M 600,000 – –
State Street
10
State Street
Massachusetts
$29.1M 593,104 -1,940 -0.3%
RCAMU
11
Rothschild & Co Asset Management US
Connecticut
$25.6M 523,017 +191,743 +58%
Deutsche Bank
12
Deutsche Bank
Germany
$24.8M 505,603 +81,217 +19%
AllianceBernstein
13
AllianceBernstein
Tennessee
$24.3M 494,999 +442,309 +839%
Susquehanna International Group
14
Susquehanna International Group
Pennsylvania
$24M 489,186 +50,489 +12%
Artisan Partners
15
Artisan Partners
Wisconsin
$17.5M 357,755 +357,755 New
Northern Trust
16
Northern Trust
Illinois
$16.7M 339,953 -4,854 -1%
Citigroup
17
Citigroup
New York
$15.2M 309,753 +294,632 +1,948%
ClearBridge Investments
18
ClearBridge Investments
New York
$15.2M 309,163 -4,552 -1%
Goldman Sachs
19
Goldman Sachs
New York
$15M 306,698 +86,627 +39%
VIA
20
Vident Investment Advisory
Georgia
$13.9M 283,991 +128,489 +83%
TCM
21
Tributary Capital Management
Nebraska
$13M 265,898 -802 -0.3%
Fidelity Investments
22
Fidelity Investments
Massachusetts
$12.1M 246,900 +115,600 +88%
SAM
23
Shell Asset Management
Netherlands
$11.4M 232,168 -1,319 -0.6%
Royal Bank of Canada
24
Royal Bank of Canada
Ontario, Canada
$10.8M 219,936 +4,473 +2%
Capital Fund Management (CFM)
25
Capital Fund Management (CFM)
France
$10.1M 205,871 -47,350 -19%
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