Michael John Isaacs
General Counsel & Company Sec. · PROTHENA CORP PUBLIC LTD CO
- 2026
- Jul 31, 2026
- 1
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Michael John Isaacs 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.
- William P. Scully - $9.93M in PRTA purchases and sales in the last 12 months
- Anne Evans Kingston - $65K in PRTA purchases and sales in the last 12 months
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Frequently asked questions
Who is Michael John Isaacs?
Michael John Isaacs is a corporate insider, tracked as General Counsel & Company Sec. of PROTHENA CORP PUBLIC LTD CO (PRTA). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Michael John Isaacs submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Michael John Isaacs been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($71K) across all tracked filings.
