Summary
Updated Aug 30, 2026
Chad J. Swanson is Chief Development Officer of PROTHENA CORP PUBLIC LTD CO (PRTA). 4 SEC Form 4 filings on record going back to 2024, most recently on 31 July 2026.
Recent Transactions
4Every recent SEC Form 4 transaction Chad J. Swanson 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 Chad J. Swanson 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 - $3.86M of PRTA open-market activity in the last 12 months
- Michael John Isaacs - $71K of PRTA open-market activity in the last 12 months
- Anne Evans Kingston - $65K of PRTA 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 Chad J. Swanson?
Chad J. Swanson is a corporate insider, tracked as Chief Development Officer of PROTHENA CORP PUBLIC LTD CO (PRTA). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Chad J. Swanson submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Chad J. Swanson'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 Chad J. Swanson 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
