Wallach Sandra — SEC Form 4 filings
SEC reporting owner CIK 1698362. 8 Form 4 filings on record with FilingPulse; latest filed 2025-08-25.
Transaction summary — filings shown
Covers all 8 filings on record, filed 2024-03-19 to 2025-08-25. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 7 legs across 6 filings — 127,685 shares, $394,669 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 2.
- Largest priced transaction: sale of 28,390 shares @ $6.82 ($193,512) in Amprius Technologies, Inc., filed 2025-08-25.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Amprius Technologies, Inc. (AMPX) | Chief Financial Officer | 8 | — | 7 legs · 127,685 sh · $394,669 | 2 |
Form 4 filings — Wallach Sandra
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-08-25 | 4 | Amprius Technologies, Inc. (AMPX) | Sale (S): 28,390 @ $6.82 | EDGAR |
| 2025-05-23 | 4 | Amprius Technologies, Inc. (AMPX) | Sale (S): 27,595 @ $2.43 | EDGAR |
| 2025-03-21 | 4 | Amprius Technologies, Inc. (AMPX) | Grant/award (A): 383,260 @ $0 | EDGAR |
| 2025-02-24 | 4 | Amprius Technologies, Inc. (AMPX) | Sale (S): 18,142 @ $3.13 | EDGAR |
| 2024-11-22 | 4 | Amprius Technologies, Inc. (AMPX) | Sale (S): 17,158 @ $1.96 | EDGAR |
| 2024-08-22 | 4 | Amprius Technologies, Inc. (AMPX) | Sale (S): 17,606 @ $1.04 | EDGAR |
| 2024-05-24 | 4 | Amprius Technologies, Inc. (AMPX) | Sale (S): 10,549 @ $1.33 · Sale (S): 8,245 @ $1.36 | EDGAR |
| 2024-03-19 | 4 | Amprius Technologies, Inc. (AMPX) | Grant/award (A): 749,700 @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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