| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Chu Steven | Director | C/O AMPRIUS TECHNOLOGIES, INC.,, 1180 PAGE AVENUE, FREMONT | /s/ Ricardo C. Rodriguez, attorney-in-fact on behalf of Steven Chu | 12 Mar 2026 | 0001296381 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMPX | Common stock | Options Exercise | +104,132 | +55% | $0.6200* | 293,971 | 10 Mar 2026 | Direct | F1 | |
| transaction | AMPX | Common stock | Sale | $2,985,429 | -166,632 | -57% | $17.92 | 127,339 | 10 Mar 2026 | Direct | F1, F2 |
| transaction | AMPX | Common stock | Options Exercise | +86,143 | +68% | $2.61* | 213,482 | 12 Mar 2026 | Direct | F1 | |
| transaction | AMPX | Common stock | Options Exercise | +69,422 | +33% | $0.6200* | 282,904 | 12 Mar 2026 | Direct | F1 | |
| transaction | AMPX | Common stock | Sale | $1,864,670 | -100,000 | -35% | $18.65 | 182,904 | 12 Mar 2026 | Direct | F1, F3 |
| transaction | AMPX | Common stock | Sale | $910,740 | -50,000 | -27% | $18.21 | 132,904 | 12 Mar 2026 | Direct | F1, F4 |
| transaction | AMPX | Common stock | Sale | $103,145 | -5,565 | -4.2% | $18.53 | 127,339 | 12 Mar 2026 | Direct | F1, F5 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMPX | Stock Option (right to buy) | Options Exercise | -104,132 | -60% | $0.6200* | 69,422 | 10 Mar 2026 | Common stock | 104,132 | $0.6200 | Direct | ||
| transaction | AMPX | Stock Option (right to buy) | Options Exercise | -86,143 | -32% | $2.61* | 184,108 | 12 Mar 2026 | Common stock | 86,143 | $2.61 | Direct | ||
| transaction | AMPX | Stock Option (right to buy) | Options Exercise | -69,422 | -100% | $0.6200* | 0 | 12 Mar 2026 | Common stock | 69,422 | $0.6200 | Direct |
| Id | Content |
|---|---|
| F1 | Includes 44,444 restricted stock units, each of which represents a contingent right to receive one share of the issuer's common stock, subject to the applicable vesting schedule and conditions of each restricted stock unit. |
| F2 | The price reported in Column 4 is an average execution price. These shares were sold in multiple transactions at prices ranging from $17.90 to $18.00, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above. |
| F3 | The price reported in Column 4 is an average execution price. These shares were sold in multiple transactions at prices ranging from $18.60 to $18.78, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above. |
| F4 | The price reported in Column 4 is an average execution price. These shares were sold in multiple transactions at prices ranging from $18.20 to $18.26, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above. |
| F5 | The price reported in Column 4 is an average execution price. These shares were sold in multiple transactions at prices ranging from $18.50 to $18.61, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above. |
Exhibit 24-Power of Attorney