Summary
Updated Aug 31, 2026
Guy Gibson is Co-President Asset Servicing of NORTHERN TRUST CORP (NTRS). 4 SEC Form 4 filings on record, most recently on 6 March 2026. Most recent open-market trade: sold $428K of NTRS on 6 March 2026. Lifetime open-market sales: $582K.
Recent Transactions
5Every recent SEC Form 4 transaction Guy Gibson has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Guy Gibson go back to 2026: 4 primary Form 4 filings, an average of 4.0 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.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Guy Gibson 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.
- Peter Cherecwich - $3.74M of NTRS open-market activity in the last 12 months
- Susan Cohen Levy - $3.54M of NTRS open-market activity in the last 12 months
- David W. Fox Jr. - $3.53M of NTRS open-market activity in the last 12 months
- Steven L. Fradkin - $1.20M of NTRS open-market activity in the last 12 months
- Robert Edward Moritz Jr. - $655K of NTRS open-market activity in the last 12 months
- Clive Bellows - $629K of NTRS 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 Guy Gibson?
Guy Gibson is a corporate insider, tracked as Co-President Asset Servicing of NORTHERN TRUST CORP (NTRS). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Guy Gibson last file a Form 4?
The most recent primary Form 4 on record is dated 6 March 2026, one of 4 filings going back to 2026.
Has Guy Gibson been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($582K) across all tracked filings.
Where can I see all of Guy Gibson'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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