Brian J. Porter
Director · STATE STREET CORP
- 2025
- May 22, 2026
- 3
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Brian J. Porter 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.
- Hanley Ronald P. O. - $8.60M in STT purchases and sales in the last 12 months
- Kathryn M. Horgan - $3.31M in STT purchases and sales in the last 12 months
- W. Bradford Hu - $3.23M in STT purchases and sales in the last 12 months
- John Plansky - $2.00M in STT purchases and sales in the last 12 months
- Mostapha Tahiri - $1.47M in STT purchases and sales in the last 12 months
- Michael L. Richards - $1.20M in STT purchases and sales in the last 12 months
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Frequently asked questions
Who is Brian J. Porter?
Brian J. Porter is a corporate insider, tracked as Director of STATE STREET CORP (STT). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Brian J. Porter last file a Form 4?
The most recent primary Form 4 on record is dated 22 May 2026, one of 3 filings going back to 2025.
Has Brian J. Porter been buying or selling stock?
Recorded transactions: 1 open-market purchase ($312K) and 0 open-market sales across all tracked filings.
