Ambiq Micro
AMBQ
75 hedge funds and large institutions have $134M invested in Ambiq Micro in 2025 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 27 increasing their positions, 17 reducing their positions, and 15 closing their positions.
59% more repeat investments, than reductions
Existing positions increased: 27 | Existing positions reduced: 17
13% more first-time investments, than exits
New positions opened: 17 | Existing positions closed: 15
3% more funds holding
Funds holding: 73 → 75 (+2)
1.03% more ownership
Funds ownership: 24.71% → 25.74% (+1%)
0% less capital invested
Capital invested by funds: $135M → $134M (-$213K)
100% less funds holding in top 10
Funds holding in top 10: 1 → 0 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Franklin Resources
San Mateo,
California
|
+$8.48M |
| 2 |
First Eagle Investment Management
New York
|
+$3.75M |
| 3 |
WA
Wasatch Advisors
Salt Lake City,
Utah
|
+$2.06M |
| 4 |
Millennium Management
New York
|
+$1.78M |
| 5 |
Morgan Stanley
New York
|
+$876K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
FIG
Fortress Investment Group
New York
|
-$4.49M |
| 2 |
MIM
Monashee Investment Management
Boston,
Massachusetts
|
-$3.29M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$1.8M |
| 4 |
SSA
Schonfeld Strategic Advisors
New York
|
-$1.5M |
| 5 |
LP
LMR Partners
London,
United Kingdom
|
-$1.19M |
AMBQ Hedge Fund Activity: Q4 2025 in Review
75 of the 8,270 institutional investors tracked by Wall St. Rank reported a position in Ambiq Micro (AMBQ) for Q4 2025, worth a combined $134M — down 0.16% from $135M a quarter earlier.
Buyers outnumbered sellers: 17 funds opened new AMBQ positions and 15 closed out — a net gain of 2 holders — while 27 added to existing stakes and 17 trimmed.
The largest buyer was Franklin Resources, adding an estimated $8.48M. The largest seller was Fortress Investment Group, exiting entirely with an estimated $4.49M sold.
- 75 institutional investors held Ambiq Micro (AMBQ) as of Q4 2025, up from 73 in Q3 2025.
- Funds reported $134M of Ambiq Micro stock for Q4 2025, down 0.16% quarter-over-quarter.
- 17 funds opened new Ambiq Micro positions in Q4 2025 and 15 closed out, a net change of +2 holders.
- The largest Ambiq Micro buyer in Q4 2025 was Franklin Resources, an estimated $8.48M added.
- The largest Ambiq Micro seller in Q4 2025 was Fortress Investment Group, an estimated $4.49M sold.
Based on aggregated 13F filings for Q4 2025.