William M. Lambert
Director · MSA Safety Inc
Individual
- 2024
- Sep 16, 2026
- 8
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies William M. Lambert 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.
- Nishan J. Vartanian - $3.88M in MSA purchases and sales in the last 12 months
- Judith L. Bacchus - $2.06M in KMT purchases and sales in the last 12 months
- Michelle R. Keating - $1.60M in KMT purchases and sales in the last 12 months
- Sagar A. Patel - $988K in KMT purchases and sales in the last 12 months
- Carlonda R. Reilly - $885K in KMT purchases and sales in the last 12 months
- Jonathan D. Buck - $367K in MSA purchases and sales in the last 12 months
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Frequently asked questions
Who is William M. Lambert?
William M. Lambert is a corporate insider, tracked as Director of MSA Safety Inc (MSA). InsiderAlpha holds 8 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has William M. Lambert submitted recently?
2 primary Form 4 filings in the last 90 days, covering 2 companies.
