Amprius Technologies
AMPX.WS · NYSE
$2.03+$0.15 (+7.98%)TodayMarket closed ·
Prev close $1.88
Who owns AMPX.WS
Largest institutional holders, from their latest 13F filings
The 5 largest institutions hold 45.1% of AMPX.WS’s shares.
- Amprius Inc44.8%
- VantagePoint Capital Partners0.1%
- Dixon (Donald R.)0.1%
- Cui (Yi)0.0%
- Next 1 largest institutions0.0%
- All other shareholders54.9%
| Holder | Shares | % of shares |
|---|---|---|
| Amprius Inc | 65.52M | 44.85% |
| VantagePoint Capital Partners | 200.00K | 0.14% |
| Dixon (Donald R.) | 100.00K | 0.07% |
| Cui (Yi) | 25.00K | 0.02% |
| Chu (Steven) | 2.50K | 0.00% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 3.82M | 2.62% |
| iShares Russell 2000 ETF | 3.57M | 2.44% |
| Jupiter Merian Global Equity Absolute Return Fund | 1.86M | 1.27% |
| Vanguard Extended Market Index Fund | 1.63M | 1.11% |
| Fidelity Small Cap Index Fund | 1.49M | 1.02% |
Short interest
Settled Sep 30, 2026
- Shares short
- 21.34K
- Days to cover
- 1.00
- % of shares outstanding
- 0.01%
- Average daily volume
- 21.80K
- Change since last report
- +33.9%
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