Summary
Updated Aug 31, 2026
Michael B. Green files SEC Form 4 reports at UNITIL CORP (UTL). 2 SEC Form 4 filings on record going back to 2024, most recently on 1 October 2025.
Trading Pattern
InsiderAlpha's records for Michael B. Green go back to 2024: 2 primary Form 4 filings, an average of 0.7 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 Michael B. Green's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- Richard T. Thigpen - $1.39M of PEG open-market activity in the last 12 months
- Brian P. Weber - $1.37M of CLH open-market activity in the last 12 months
- Jon Taylor K. - $1.37M of FE open-market activity in the last 12 months
- Andrew M. Cohn - $1.36M of GWRS open-market activity in the last 12 months
- John Y. Kim - $1.35M of ES open-market activity in the last 12 months
- Amanda J. Rome - $1.34M of XEL 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 Michael B. Green?
Michael B. Green is a corporate insider of UNITIL CORP (UTL). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Michael B. Green last file a Form 4?
The most recent primary Form 4 on record is dated 1 October 2025, one of 2 filings going back to 2024.
Where can I see all of Michael B. Green'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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