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Ambarella

301 hedge funds and large institutions have $2.32B invested in Ambarella in 2025 Q2 according to their latest regulatory filings, with 59 funds opening new positions, 107 increasing their positions, 104 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

5% more call options, than puts

Call options by funds: $64.4M | Put options by funds: $61.2M

3% more repeat investments, than reductions

Existing positions increased: 107 | Existing positions reduced: 104

0.19% less ownership

Funds ownership: 82.91%82.72% (-0.19%)

Holders
301
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$64.4M
Puts
$61.2M
Net Calls
Net Calls Change

Top Buyers

1 +$72.6M
2 +$36.8M
3 +$27.3M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$20.9M
5
Citadel Advisors
Citadel Advisors
Florida
+$15.5M
Name Holding Trade Value Shares
Change
Change in
Stake
ACH
76
ArrowMark Colorado Holdings
Colorado
$4.29M
Millennium Management
77
Millennium Management
New York
$4.23M
Envestnet Asset Management
78
Envestnet Asset Management
Illinois
$4.11M
RhumbLine Advisers
79
RhumbLine Advisers
Massachusetts
$4.1M
Wells Fargo
80
Wells Fargo
California
$3.61M
GCM
81
Graham Capital Management
Connecticut
$3.44M
SPS
82
Susquehanna Portfolio Strategies
Pennsylvania
$3.23M
Citigroup
83
Citigroup
New York
$3.21M
SEI Investments
84
SEI Investments
Pennsylvania
$3.02M
GIP
85
Granite Investment Partners
California
$2.94M
Wolverine Trading
86
Wolverine Trading
Illinois
$2.9M
SC
87
Shellback Capital
Massachusetts
$2.89M
Franklin Resources
88
Franklin Resources
California
$2.81M
HAM
89
Harber Asset Management
North Carolina
$2.76M
SFI
90
Susquehanna Fundamental Investments
Pennsylvania
$2.66M
California State Teachers Retirement System (CalSTRS)
91
California State Teachers Retirement System (CalSTRS)
California
$2.4M
T. Rowe Price Associates
92
T. Rowe Price Associates
Maryland
$2.19M
PEAK6
93
PEAK6
Illinois
$2.17M
FM
94
Freemont Management
Switzerland
$2.09M
Two Sigma Investments
95
Two Sigma Investments
New York
$2.03M
State of New Jersey Common Pension Fund D
96
State of New Jersey Common Pension Fund D
New Jersey
$1.97M
HSBC Holdings
97
HSBC Holdings
United Kingdom
$1.93M
Handelsbanken Fonder
98
Handelsbanken Fonder
Sweden
$1.76M
Raymond James Financial
99
Raymond James Financial
Florida
$1.64M
MIM
100
MetLife Investment Management
New Jersey
$1.61M