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Ambarella
AMBA

Overview Fund Activity

253 hedge funds and large institutions have $2.5B invested in Ambarella in 2020 Q4 according to their latest regulatory filings, with 62 funds opening new positions, 67 increasing their positions, 94 reducing their positions, and 27 closing their positions.

Holders
253
Holders Change
+35
Holders Change %
+16.06%
% of All Funds
4.49%
Holding in Top 10
5
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+66.67%
% of All Funds
0.09%
New
62
Increased
67
Reduced
94
Closed
27
Calls
$475M
Puts
$152M
Net Calls
+$323M
Net Calls Change
+$215M

Top Buyers

1
AllianceBernstein
1
AllianceBernstein
Tennessee
$88.6M
2
CCI
2
Columbus Circle Investors
$43.9M
3
CCM
3
CloudAlpha Capital Management
Hong Kong
$34.4M
4
MC
4
Maplelane Capital
New York
$30.8M
5
EVM
5
Eaton Vance Management
Massachusetts
$31.3M

Top Sellers

1
Neuberger Berman Group
1
Neuberger Berman Group
New York
$20.7M
2
VBA
2
Van Berkom & Associates
Quebec, Canada
$0
3
Renaissance Technologies
3
Renaissance Technologies
New York
$77.2M
4
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$86.4M
5
Manulife (Manufacturers Life Insurance)
5
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$1.81M
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$285M 3,106,627 +108,616 +4%
BlackRock
2
BlackRock
New York
$261M 2,842,984 -16,295 -0.6%
State Street
3
State Street
Massachusetts
$109M 1,184,141 +121,372 +11%
AllianceBernstein
4
AllianceBernstein
Tennessee
$88.6M 964,524 +783,874 +434%
Janus Henderson Group
5
Janus Henderson Group
United Kingdom
$86.4M 940,218 -317,146 -25%
Renaissance Technologies
6
Renaissance Technologies
New York
$77.2M 841,133 -360,500 -30%
KBC Group
7
KBC Group
Belgium
$74.9M 148,392 -27,178 -15%
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$65.8M 716,960 -8,287 -1%
Baillie Gifford & Co
9
Baillie Gifford & Co
United Kingdom
$53M 577,393 +76,394 +15%
Axa
10
Axa
France
$51.9M 564,938 -22,402 -4%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$51.8M 563,956 +28,970 +5%
PA
12
Pinnacle Associates
New York
$50.2M 546,761 -35,324 -6%
CCI
13
Columbus Circle Investors
$43.9M 478,388 +478,388 New
Goldman Sachs
14
Goldman Sachs
New York
$36.8M 400,613 +197,970 +98%
Northern Trust
15
Northern Trust
Illinois
$36.6M 398,975 -12,115 -3%
Morgan Stanley
16
Morgan Stanley
New York
$34.5M 375,954 -16,119 -4%
D.E. Shaw & Co
17
D.E. Shaw & Co
New York
$34.5M 375,676 +49,189 +15%
CCM
18
CloudAlpha Capital Management
Hong Kong
$34.4M 375,000 +375,000 New
EVM
19
Eaton Vance Management
Massachusetts
$31.3M 341,305 +253,802 +290%
MC
20
Maplelane Capital
New York
$30.8M 335,362 +335,362 New
FCM
21
Frontier Capital Management
Massachusetts
$30.7M 334,639 -184,959 -36%
Norges Bank
22
Norges Bank
Norway
$30.2M 329,142 +58,915 +22%
Primecap Management
23
Primecap Management
California
$27.5M 299,000 +120,600 +68%
Bank of America
24
Bank of America
North Carolina
$25.9M 282,294 -117,196 -29%
Jacobs Levy Equity Management
25
Jacobs Levy Equity Management
New Jersey
$25.2M 274,868 -72,192 -21%
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