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Ambarella
AMBA

Overview Fund Activity

294 hedge funds and large institutions have $1.77B invested in Ambarella in 2025 Q1 according to their latest regulatory filings, with 58 funds opening new positions, 113 increasing their positions, 93 reducing their positions, and 53 closing their positions.

Holders
294
Holders Change
-2
Holders Change %
-0.68%
% of All Funds
3.99%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
58
Increased
113
Reduced
93
Closed
53
Calls
$29.7M
Puts
$32.6M
Net Calls
-$2.86M
Net Calls Change
-$4M

Top Buyers

1
NL
1
Nuveen LLC
North Carolina
$32.2M
2
Jacobs Levy Equity Management
2
Jacobs Levy Equity Management
New Jersey
$32.6M
3
UBS AM
3
UBS AM
Illinois
$62M
4
OAM
4
Oberweis Asset Management
Illinois
$28.6M
5
TC
5
Tairen Capital
Hong Kong
$19.3M

Top Sellers

1
William Blair Investment Management
1
William Blair Investment Management
Illinois
$320K
2
Point72 Asset Management
2
Point72 Asset Management
Connecticut
$4.77M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$2.33M
4
Millennium Management
4
Millennium Management
New York
$45.8M
5
Goldman Sachs
5
Goldman Sachs
New York
$21.2M
Name Market Value Shares Shares
Change 		Shares
Change %
Wells Fargo
76
Wells Fargo
California
$2.53M 50,298 -3,099 -6%
Envestnet Asset Management
77
Envestnet Asset Management
Illinois
$2.36M 46,952 -5,367 -10%
Balyasny Asset Management
78
Balyasny Asset Management
Illinois
$2.33M 46,200 -584,307 -93%
SFI
79
Susquehanna Fundamental Investments
Pennsylvania
$2.3M 45,706 -4,143 -8%
GIP
80
Granite Investment Partners
California
$2.27M 45,107 -6,670 -13%
Jane Street
81
Jane Street
New York
$2.26M 44,821 +2,863 +7%
Canada Pension Plan Investment Board
82
Canada Pension Plan Investment Board
Ontario, Canada
$2.25M 44,676 – –
Franklin Resources
83
Franklin Resources
California
$2.13M 42,257 -3,106 -7%
Citigroup
84
Citigroup
New York
$2.1M 41,720 -16,785 -29%
BNP Paribas Financial Markets
85
BNP Paribas Financial Markets
France
$2.09M 41,463 +10,457 +34%
PEAK6
86
PEAK6
Illinois
$1.89M 37,467 +20,957 +127%
EP
87
Edgestream Partners
New Jersey
$1.81M 35,985 +35,985 New
California State Teachers Retirement System (CalSTRS)
88
California State Teachers Retirement System (CalSTRS)
California
$1.8M 35,800 -766 -2%
NRD
89
Nebula Research & Development
New York
$1.67M 33,274 +9,050 +37%
Janus Henderson Group
90
Janus Henderson Group
United Kingdom
$1.65M 32,607 +3,416 +12%
HSBC Holdings
91
HSBC Holdings
United Kingdom
$1.62M 32,623 -930 -3%
SCP
92
Sender Company & Partners
New York
$1.57M 31,276 +18,524 +145%
GCP
93
GSA Capital Partners
United Kingdom
$1.51M 29,996 +15,585 +108%
OQS
94
Occudo Quantitative Strategies
Florida
$1.47M 29,080 +24,323 +511%
T. Rowe Price Associates
95
T. Rowe Price Associates
Maryland
$1.45M 28,748 +3,367 +13%
Verition Fund Management
96
Verition Fund Management
Connecticut
$1.36M 27,107 -20,806 -43%
Prudential Financial
97
Prudential Financial
New Jersey
$1.35M 21,946 +21,946 New
Principal Financial Group
98
Principal Financial Group
Iowa
$1.3M 25,794 +9,857 +62%
IIM
99
INTECH Investment Management
Florida
$1.29M 25,586 +8,306 +48%
State of New Jersey Common Pension Fund D
100
State of New Jersey Common Pension Fund D
New Jersey
$1.28M 25,508 -10,053 -28%
2 3
4
5 6