Michelle Kumbier
Director · Ryerson Holding Corp
Individual
- 2024
- Jul 28, 2026
- 9
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Michelle Kumbier 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.
- Edward J. Lehner - $1.80M in RYZ purchases and sales in the last 12 months
- Mark S. Silver - $312K in RYZ purchases and sales in the last 12 months
- Molly D. Kannan - $197K in RYZ purchases and sales in the last 12 months
- James J. Claussen - $149K in RYZ purchases and sales in the last 12 months
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Frequently asked questions
Who is Michelle Kumbier?
Michelle Kumbier is a corporate insider, tracked as Director of Ryerson Holding Corp (RYZ). InsiderAlpha holds 9 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 Michelle Kumbier submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
