Summary
Updated Aug 31, 2026
Bruce J. Mantia files SEC Form 4 reports at SIGMATRON INTERNATIONAL INC (SGMA). 1 SEC Form 4 filing on record, dated 25 July 2025.
Recent Transactions
1Every recent SEC Form 4 transaction Bruce J. Mantia has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Bruce J. Mantia go back to 2025: 1 primary Form 4 filing, an average of 0.5 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 Sector
No other insider has filed at Bruce J. Mantia's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- William D. Mosley - $131.11M of STX open-market activity in the last 12 months
- GENERAL ATLANTIC, L.P. - $127.32M of ALKT open-market activity in the last 12 months
- GENERAL ATLANTIC GENPAR (BERMUDA), L.P. - $127.32M of ALKT open-market activity in the last 12 months
- Matthew Jacobson - $122.07M of DDOG open-market activity in the last 12 months
- Jack Abuhoff - $121.92M of INOD open-market activity in the last 12 months
- Gregory Q. Brown - $118.84M of MSI 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 Bruce J. Mantia?
Bruce J. Mantia is a corporate insider of SIGMATRON INTERNATIONAL INC (SGMA). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Bruce J. Mantia last file a Form 4?
The only primary Form 4 on record is dated 25 July 2025.
Where can I see all of Bruce J. Mantia'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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