Summary
Updated Aug 30, 2026
Bradley S. Seaman is Director of STEEL DYNAMICS INC (STLD). 9 SEC Form 4 filings on record going back to 2024, most recently on 14 July 2026.
Recent Transactions
9Every recent SEC Form 4 transaction Bradley S. Seaman has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Bradley S. Seaman go back to 2024: 9 primary Form 4 filings, an average of 3.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Bradley S. Seaman 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.
- James Stanley Anderson - $2.69M of STLD open-market activity in the last 12 months
- Miguel Alvarez - $2.43M of STLD open-market activity in the last 12 months
- Christopher A. Graham - $2.13M of STLD open-market activity in the last 12 months
- Kenneth W. Cornew - $1.12M of STLD open-market activity in the last 12 months
- Richard A. Poinsatte - $538K of STLD open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Bradley S. Seaman?
Bradley S. Seaman is a corporate insider, tracked as Director of STEEL DYNAMICS INC (STLD). 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 Bradley S. Seaman submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Bradley S. Seaman's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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