Summary
Updated Aug 31, 2026
Michael Walter Neff is Chief Operating Officer of Bank of N.T. Butterfield & Son Ltd (NTB). 3 SEC Form 4 filings on record, most recently on 28 August 2026. Most recent open-market trade: sold $350K of NTB on 17 August 2026. Lifetime open-market sales: $350K.
Recent Transactions
1Every recent SEC Form 4 transaction Michael Walter Neff has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Michael Walter Neff 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.
- Michael W. Collins - $16.31M of NTB open-market activity in the last 12 months
- Michael McWatt - $1.27M of NTB open-market activity in the last 12 months
- Tara Hidalgo - $1.14M of NTB open-market activity in the last 12 months
- Andrew Ronald Burns - $1.14M of NTB open-market activity in the last 12 months
- Richard Saunders - $1.11M of NTB open-market activity in the last 12 months
- Jane Pearce - $1.01M of NTB 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 Walter Neff?
Michael Walter Neff is a corporate insider, tracked as Chief Operating Officer of Bank of N.T. Butterfield & Son Ltd (NTB). InsiderAlpha holds 3 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 Michael Walter Neff submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Michael Walter Neff been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($350K) across all tracked filings.
Where can I see all of Michael Walter Neff'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.
Learn More
Follow Michael Walter Neff and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial
