Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Walter M. Fiederowicz files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Kang Jyh Lee - $8.72M in PLAB purchases and sales in the last 12 months
- George Macricostas - $5.20M in PLAB purchases and sales in the last 12 months
- Constantine S. Macricostas - $2.27M in PLAB purchases and sales in the last 12 months
- Hsueh-Chun Wang - $2.25M in PLAB purchases and sales in the last 12 months
- Eric Rivera - $1.87M in PLAB purchases and sales in the last 12 months
- Han Kyung Park - $1.28M in PLAB purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Walter M. Fiederowicz?
Walter M. Fiederowicz is a corporate insider of PHOTRONICS INC (PLAB). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Walter M. Fiederowicz last file a Form 4?
The most recent primary Form 4 on record is dated 15 April 2025, one of 5 filings going back to 2024.
Has Walter M. Fiederowicz been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($692K) across all tracked filings.
