Amprius Technologies
AMPX
91 hedge funds and large institutions have $46.6M invested in Amprius Technologies in 2024 Q4 according to their latest regulatory filings, with 36 funds opening new positions, 28 increasing their positions, 10 reducing their positions, and 11 closing their positions.
1,594% more call options, than puts
Call options by funds: $10.2M | Put options by funds: $603K
408% more capital invested
Capital invested by funds: $9.17M → $46.6M (+$37.4M)
227% more first-time investments, than exits
New positions opened: 36 | Existing positions closed: 11
180% more repeat investments, than reductions
Existing positions increased: 28 | Existing positions reduced: 10
38% more funds holding
Funds holding: 66 → 91 (+25)
7.61% more ownership
Funds ownership: 7.44% → 15.05% (+7.6%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
+$5.59M |
| 2 |
BOTOTLSJU
Board of Trustees of The Leland Stanford Junior University
Redwood City,
California
|
+$2.55M |
| 3 |
Invesco
Atlanta,
Georgia
|
+$1.57M |
| 4 |
Renaissance Technologies
New York
|
+$1.31M |
| 5 |
Millennium Management
New York
|
+$1.25M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
ZA
Zazove Associates
Incline Village,
Nevada
|
-$1.08M |
| 2 |
KAS
Kestra Advisory Services
Austin,
Texas
|
-$470K |
| 3 |
Walleye Capital
New York
|
-$286K |
| 4 |
BlackRock
New York
|
-$211K |
| 5 |
LP
LMR Partners
London,
United Kingdom
|
-$184K |
AMPX Hedge Fund Activity: Q4 2024 in Review
91 of the 7,593 institutional investors tracked by Wall St. Rank reported a position in Amprius Technologies (AMPX) for Q4 2024, worth a combined $46.6M — up 408% from $9.17M a quarter earlier.
Buyers outnumbered sellers: 36 funds opened new AMPX positions and 11 closed out — a net gain of 25 holders — while 28 added to existing stakes and 10 trimmed.
The largest buyer was Vanguard Group, adding an estimated $5.59M. The largest seller was Zazove Associates, exiting entirely with an estimated $1.08M sold.
- 91 institutional investors held Amprius Technologies (AMPX) as of Q4 2024, up from 66 in Q3 2024.
- Funds reported $46.6M of Amprius Technologies stock for Q4 2024, up 408% quarter-over-quarter.
- 36 funds opened new Amprius Technologies positions in Q4 2024 and 11 closed out, a net change of +25 holders.
- The largest Amprius Technologies buyer in Q4 2024 was Vanguard Group, an estimated $5.59M added.
- The largest Amprius Technologies seller in Q4 2024 was Zazove Associates, an estimated $1.08M sold.
Based on aggregated 13F filings for Q4 2024.