Insiders who reported open-market trades in the last 12 months at the companies Mark Weber 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.
Diane Bonina - $2.51M in FSS purchases and sales in the last 12 months
Mark Weber is a corporate insider, tracked as SVP & COO of FEDERAL SIGNAL CORP /DE/ (FSS). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Mark Weber last file a Form 4?
The most recent primary Form 4 on record is dated 5 May 2026, one of 4 filings going back to 2025.
Has Mark Weber been buying or selling stock?
Recorded transactions: 0 open-market purchases and 7 open-market sales ($5.71M) across all tracked filings.
Mark Weber is SVP & COO of FEDERAL SIGNAL CORP /DE/ (FSS). 4 SEC Form 4 filings on record going back to 2025, most recently on 5 May 2026. Most recent open-market trade: sold $189K of FSS on 10 November 2025. Lifetime open-market sales: $5.71M.
Recent transactions
18
The latest 18 SEC Form 4 transactions reported by Mark Weber.
InsiderAlpha's records for Mark Weber go back to 2025: 4 primary Form 4 filings, an average of 2.0 per year. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
