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AMBQ

Ambiq Micro

73 hedge funds and large institutions have $135M invested in Ambiq Micro in 2025 Q3 according to their latest regulatory filings, with 73 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
73
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$24.9M
2 +$15.9M
3 +$14.4M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$11.2M
5
BlackRock
BlackRock
New York
+$10.6M

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change
Change in
Stake
1
$20.5M
2
$13M
3
$11.8M
4
$9.21M
5
$8.73M
6
$8.2M
7
$5.98M
8
$5.65M
9
$4.49M
10
$4.46M
11
$4.35M
12
$3.63M
13
$2.93M
14
$2.86M
15
$2.8M
16
$2.16M
17
$1.8M
18
$1.77M
19
$1.76M
20
$1.5M
21
$1.24M
22
$1.2M
23
$1.19M
24
$1.02M
25
$923K