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Ambarella

323 hedge funds and large institutions have $2.62B invested in Ambarella in 2025 Q4 according to their latest regulatory filings, with 57 funds opening new positions, 101 increasing their positions, 118 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

305% more call options, than puts

Call options by funds: $178M | Put options by funds: $44.1M

2.74% more ownership

Funds ownership: 83.3%86.04% (+2.7%)

6% more first-time investments, than exits

New positions opened: 57 | Existing positions closed: 54

2% less funds holding

Funds holding: 329323 (-6)

11% less capital invested

Capital invested by funds: $2.93B → $2.62B (-$310M)

14% less repeat investments, than reductions

Existing positions increased: 101 | Existing positions reduced: 118

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
323
Holders Change
-6
Holders Change %
-1.82%
% of All Funds
3.93%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
57
Increased
101
Reduced
118
Closed
54
Calls
$178M
Puts
$44.1M
Net Calls
+$134M
Net Calls Change
+$41.8M
Name Holding Trade Value Shares
Change
Change in
Stake
B
201
Bailard
California
$298K -$646 -8 -0.2%
Amundi
202
Amundi
France
$297K +$339K +4,195 New
SW
203
SteelPeak Wealth
California
$297K -$480K -5,935 -59%
CIM
204
CIM Investment Management
Pennsylvania
$297K
Rockefeller Capital Management
205
Rockefeller Capital Management
New York
$295K +$58.3K +722 +21%
DS
206
DRW Securities
Illinois
$294K +$77.7K +962 +30%
AC
207
Armistice Capital
New York
$294K +$335K +4,148 New
Public Employees Retirement Association of Colorado
208
Public Employees Retirement Association of Colorado
Colorado
$292K
MF
209
Magnetar Financial
Illinois
$286K -$354K -4,386 -52%
IPW
210
Impact Partnership Wealth
Georgia
$280K +$320K +3,954 New
CCIA
211
Campbell & Co Investment Adviser
Maryland
$280K -$794K -9,828 -71%
BPC
212
Banque Pictet & Cie
Switzerland
$275K -$73.7K -912 -19%
NAM
213
NorthCrest Asset Manangement
Minnesota
$274K +$21.3K +264 +8%
SI
214
Stephens Inc
Arkansas
$273K +$4.53K +56 +1%
Commonwealth Equity Services
215
Commonwealth Equity Services
Massachusetts
$258K +$85K +1,052 +41%
FNBOO
216
First National Bank of Omaha
Nebraska
$251K -$1.62M -20,002 -85%
CFO
217
Callan Family Office
Pennsylvania
$245K +$280K +3,462 New
PCP
218
Perbak Capital Partners
United Kingdom
$243K -$784K -9,702 -74%
AIP
219
Ameritas Investment Partners
Nebraska
$241K
Rafferty Asset Management
220
Rafferty Asset Management
New York
$234K +$267K +3,310 New
RFA
221
Register Financial Advisors
Georgia
$234K
State of Tennessee, Department of Treasury
222
State of Tennessee, Department of Treasury
Tennessee
$232K -$16.5K -204 -5%
JE
223
Jacobs Equity
Utah
$232K +$265K +3,275 New
X
224
Xponance
Pennsylvania
$230K -$21.7K -268 -8%
VI
225
Versor Investments
New York
$229K -$711K -8,803 -73%