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Ambarella

293 hedge funds and large institutions have $1.77B invested in Ambarella in 2025 Q1 according to their latest regulatory filings, with 56 funds opening new positions, 114 increasing their positions, 93 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

more first-time investments, than exits

New positions opened: | Existing positions closed:

9% less call options, than puts

Call options by funds: $29.7M | Put options by funds: $32.6M

1% less funds holding

Funds holding: 296293 (-3)

28% less capital invested

Capital invested by funds: $2.45B → $1.77B (-$683M)

Holders
293
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$29.7M
Puts
$32.6M
Net Calls
Net Calls Change

Top Buyers

1 +$30.7M
2 +$29.2M
3 +$19.4M
4
TC
Tairen Capital
Hong Kong
+$19.3M
5
Renaissance Technologies
Renaissance Technologies
New York
+$15.8M

Top Sellers

1 -$41.4M
2 -$35.6M
3 -$29.4M
4
Millennium Management
Millennium Management
New York
-$24.4M
5
Goldman Sachs
Goldman Sachs
New York
-$15.2M
Name Holding Trade Value Shares
Change
Change in
Stake
201
$238K
202
$238K
203
$237K
204
$234K
205
$233K
206
$224K
207
$223K
208
$218K
209
$217K
210
$215K
211
$214K
212
$212K
213
$209K
214
$208K
215
$202K
216
$200K
217
$194K
218
$181K
219
$173K
220
$147K
221
$131K
222
$126K
223
$96.7K
224
$90.2K
225
$73.8K