# AMPRIUS TECHNOLOGIES INC (AMPX)

> Institutional ownership reported to the SEC as of Q3 2026, from Form 13F filings. Source: https://holderbook.com/stocks/AMPX/

- Reporting holders: 9
- Reported value: $645.1K
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [ZEVENBERGEN CAPITAL INVESTMENTS LLC](https://holderbook.com/funds/1276918-zevenbergen-capital-investments-llc/) | $503.8K | 52,050 | 0.0% | 3 |
| [Central Pacific Bank - Trust Division](https://holderbook.com/funds/2020066-central-pacific-bank-trust-division/) | $67.8K | 6,999 | 0.0% | 3 |
| [Bank of New Hampshire](https://holderbook.com/funds/1870761-bank-of-new-hampshire/) | $26.6K | 2,745 | 0.0% | 3 |
| [EASTERN BANK](https://holderbook.com/funds/1126395-eastern-bank/) | $19.4K | 2,000 | 0.0% | 9 |
| [GAMMA Investing LLC](https://holderbook.com/funds/2010235-gamma-investing-llc/) | $18.3K | 1,892 | 0.0% | 5 |
| [Farther Finance Advisors, LLC](https://holderbook.com/funds/1992825-farther-finance-advisors-llc/) | $8.0K | 824 | 0.0% | 9 |
| [TOTH FINANCIAL ADVISORY CORP](https://holderbook.com/funds/866780-toth-financial-advisory-corp/) | $1.0K | 106 | 0.0% | 1 |
| [CoreCap Advisors, LLC](https://holderbook.com/funds/1902501-corecap-advisors-llc/) | $242 | 25 | 0.0% | 1 |
| [Miller Global Investments, LLC](https://holderbook.com/funds/2099097-miller-global-investments-llc/) | $39 | 4 | 0.0% | 2 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q3 2026 | 9 | $645.1K |
| Q2 2026 | 267 | $1.9B |
| Q1 2026 | 254 | $1.8B |
| Q4 2025 | 211 | $613.9M |
| Q3 2025 | 192 | $752.2M |
| Q2 2025 | 122 | $171.0M |
| Q1 2025 | 100 | $61.8M |
| Q4 2024 | 95 | $57.4M |
| Q3 2024 | 69 | $12.4M |
| Q2 2024 | 67 | $14.5M |
| Q1 2024 | 49 | $21.7M |
| Q4 2023 | 53 | $41.3M |