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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
276
$1.41K
277
$1.26K
278
$1.11K
279
$1.11K
280
$755
281
$755
282
$604
283
$604
284
$504
285
$504
286
$503
287
$454
288
$352
289
$352
290
$201
291
$133
292
$3
293
294
295
296
297
298
299
300