Douglas J. Montalbano holds the role of President, Matrix NAC at MATRIX SERVICE CO (MTRX). Montalbano has reported 2 insider filings with the SEC since 2025. The most recent filing was in August 2025.
Every role Douglas J. Montalbano has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
MATRIX SERVICE CO (MTRX)2 filingsUpdated Aug 30, 2026
Douglas J. Montalbano is President, Matrix NAC of MATRIX SERVICE CO (MTRX). 2 SEC Form 4 filings on record, most recently on 29 August 2025.
Every recent SEC Form 4 transaction Douglas J. Montalbano has reported, most recent first.
InsiderAlpha's records for Douglas J. Montalbano go back to 2025: 2 primary Form 4 filings, an average of 1.0 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.
Insiders who reported open-market trades in the last 12 months at the companies Douglas J. Montalbano 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.
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Douglas J. Montalbano is a corporate insider, tracked as President, Matrix NAC of MATRIX SERVICE CO (MTRX). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
The most recent primary Form 4 on record is dated 29 August 2025, one of 2 filings going back to 2025.
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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$MTRX MATRIX SERVICE CO808 shares @ $15.13$12K