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Ambarella

329 hedge funds and large institutions have $2.93B invested in Ambarella in 2025 Q3 according to their latest regulatory filings, with 66 funds opening new positions, 113 increasing their positions, 105 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed

88% more call options, than puts

Call options by funds: $198M | Put options by funds: $105M

69% more first-time investments, than exits

New positions opened: 66 | Existing positions closed: 39

26% more capital invested

Capital invested by funds: $2.32B → $2.93B (+$613M)

8% more funds holding

Funds holding: 304329 (+25)

8% more repeat investments, than reductions

Existing positions increased: 113 | Existing positions reduced: 105

0.47% more ownership

Funds ownership: 82.84%83.3% (+0.47%)

67% less funds holding in top 10

Funds holding in top 10: 62 (-4)

Holders
329
Holders Change
+25
Holders Change %
+8.22%
% of All Funds
4.32%
Holding in Top 10
2
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-66.67%
% of All Funds
0.03%
New
66
Increased
113
Reduced
105
Closed
39
Calls
$198M
Puts
$105M
Net Calls
+$92.6M
Net Calls Change
+$89.4M
Name Holding Trade Value Shares
Change
Change in
Stake
Charles Schwab
26
Charles Schwab
California
$29.6M +$892K +12,285 +4%
Invesco
27
Invesco
Georgia
$29.4M +$780K +10,747 +3%
SBH
28
Segall Bryant & Hamill
Illinois
$28M -$409K -5,633 -2%
AIM
29
AXA Investment Managers
France
$27.4M +$24.2M +332,581 New
Balyasny Asset Management
30
Balyasny Asset Management
Illinois
$27.3M -$9.35M -128,760 -28%
Arrowstreet Capital
31
Arrowstreet Capital
Massachusetts
$26.1M +$14.8M +203,722 +181%
Qube Research & Technologies (QRT)
32
Qube Research & Technologies (QRT)
United Kingdom
$24M +$3.76M +51,819 +22%
ETC
33
Exchange Traded Concepts
Oklahoma
$22.4M -$7.21M -99,308 -27%
RS
34
Robeco Schweiz
Switzerland
$20.4M -$405K -5,575 -2%
TI
35
Trexquant Investment
Connecticut
$20.2M +$6.1M +83,966 +52%
JP Morgan Chase
36
JP Morgan Chase
New York
$20M +$8.75M +120,523 +99%
Renaissance Technologies
37
Renaissance Technologies
New York
$20M -$7.86M -108,249 -31%
Fidelity Investments
38
Fidelity Investments
Massachusetts
$20M +$1.53M +21,120 +10%
AG
39
Algert Global
California
$19.6M +$1.2M +16,527 +7%
SCM
40
SG Capital Management
Illinois
$19.2M +$3.16M +43,492 +23%
AQR Capital Management
41
AQR Capital Management
Connecticut
$19M +$391K +5,388 +2%
BNP Paribas Financial Markets
42
BNP Paribas Financial Markets
France
$18.7M +$15M +206,121 +978%
Marshall Wace
43
Marshall Wace
United Kingdom
$18.2M +$9.62M +132,545 +150%
TCM
44
Tributary Capital Management
Nebraska
$17.5M -$941K -12,961 -6%
Royal Bank of Canada
45
Royal Bank of Canada
Ontario, Canada
$16.6M +$9.36M +128,935 +180%
Handelsbanken Fonder
46
Handelsbanken Fonder
Sweden
$14M +$10.4M +143,136 +537%
Susquehanna International Group
47
Susquehanna International Group
Pennsylvania
$13.1M -$73.6K -1,013 -0.6%
SST
48
S Squared Technology
New York
$12.7M +$2.54M +35,000 +30%
SI
49
Sora Investors
Pennsylvania
$12.6M +$5.55M +76,459 +101%
Acadian Asset Management
50
Acadian Asset Management
Massachusetts
$12.4M -$5.51M -75,827 -34%