Summary
Updated Aug 31, 2026
Joseph F. Grimaldo is Director of Avidia Bancorp, Inc. (AVBC). 2 SEC Form 4 filings on record, most recently on 27 August 2026. Most recent open-market trade: bought $110K of AVBC on 27 August 2026. Lifetime open-market purchases: $210K.
Recent Transactions
2Every recent SEC Form 4 transaction Joseph F. Grimaldo has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Joseph F. Grimaldo go back to 2026: 2 primary Form 4 filings, an average of 2.0 per year. The typical open-market purchase is $105K (2 buys totaling $210K). The largest single buy on record is $110K of AVBC in 2026. 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 Joseph F. Grimaldo 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.
- Robert D. Cozzone - $650K of AVBC open-market activity in the last 12 months
- Barry H. Jensen - $342K of AVBC open-market activity in the last 12 months
- Michael Dennis Murphy - $290K of AVBC open-market activity in the last 12 months
- James N. Ball - $184K of AVBC open-market activity in the last 12 months
- Jonathan Michael Nelson - $170K of AVBC open-market activity in the last 12 months
- Michael O. Gilles - $155K of AVBC 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 Joseph F. Grimaldo?
Joseph F. Grimaldo is a corporate insider, tracked as Director of Avidia Bancorp, Inc. (AVBC). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Joseph F. Grimaldo submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Joseph F. Grimaldo been buying or selling stock?
Recorded transactions: 2 open-market purchases ($210K) and 0 open-market sales across all tracked filings.
Where can I see all of Joseph F. Grimaldo'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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