FIEDEROWICZ WALTER M
Director · Other reporting person · PLAB
As of 2026-09-16, FIEDEROWICZ WALTER M has 10 Form 4 transactions on record across 1 company — 0 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $139K
- Indirect $0
| PLAB | direct | 5,000 sh | $139K |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2025-04-17 | PLAB | Sale | 5,000 @ $17.79 | $89K | −50.0% of holding | 5,000 | Form 4 |
| 2025-04-15 | PLAB | Sale | 7,548 @ $17.87 | $135K | −43.0% of holding | 10,000 | Form 4 |
| 2025-04-09 | PLAB | Sale | 7,000 @ $18.88 | $132K | −28.5% of holding | 17,548 | Form 4 |
| 2025-04-03 | PLAB | Sale | 5,000 @ $19.16 | $96K | −16.9% of holding | 24,548 | Form 4 |
| 2025-03-25 | PLAB | Sale | 10,000 @ $21.63 | $216K | −25.3% of holding | 29,548 | Form 4 |
| 2025-01-03 | PLAB | Sale | 10,000 @ $24.13 | $241K | −23.8% of holding | 32,000 | Form 4 |
| 2024-12-24 | PLAB | Sale | 10,000 @ $24.01 | $240K | −16.7% of holding | 50,000 | Form 4 |
3 award / exercise / gift records — not counted as purchases
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.