Wallach Sandra (CIK 1698362) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-08-25). Recent activity: Sell AMPX (28,390 shares), Sell AMPX (27,595 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-08-25 | Amprius Technologies, Inc. (AMPX) | Chief Financial Officer | Sell | 28,390 | $193,620 |
| 2025-05-23 | Amprius Technologies, Inc. (AMPX) | Chief Financial Officer | Sell | 27,595 | $67,056 |
来源：SEC Form 4 申报文件 · 截至 2025-08-25