Summary
Updated Aug 31, 2026
Robert J. Carpenter is Director of Immuneering Corp (IMRX). 2 SEC Form 4 filings on record going back to 2025, most recently on 11 June 2026.
Trading Pattern
InsiderAlpha's records for Robert J. Carpenter go back to 2025: 2 primary Form 4 filings, an average of 1.0 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 Robert J. Carpenter 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 Feinberg - $226K of IMRX open-market activity in the last 12 months
- Thomas J. Schall - $101K of IMRX open-market activity in the last 12 months
- Brett Matthew Hall - $36K of IMRX open-market activity in the last 12 months
- Harold Eugene Brakewood - $25K of IMRX open-market activity in the last 12 months
- Leah R. Neufeld - $16K of IMRX open-market activity in the last 12 months
- Benjamin J. Zeskind - $11K of IMRX 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 Robert J. Carpenter?
Robert J. Carpenter is a corporate insider, tracked as Director of Immuneering Corp (IMRX). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Robert J. Carpenter submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Robert J. Carpenter'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 Robert J. Carpenter 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