John Francis Campbell
Director · Castellum, Inc.
Individual
- 2025
- Nov 13, 2025
- 1
Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies John Francis Campbell 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.
- Jay O. Wright - $428K in CTM purchases and sales in the last 12 months
- Charles Thomas McMillen - $65K in CTM purchases and sales in the last 12 months
- Andrew Merriman - $36K in CTM purchases and sales in the last 12 months
- Glen R. Ives - $10K in CTM purchases and sales in the last 12 months
- David T. Bell - $1K in CTM purchases and sales in the last 12 months
- Tammy L. Martin - $1K in CTM purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is John Francis Campbell?
John Francis Campbell is a corporate insider, tracked as Director of Castellum, Inc. (CTM). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did John Francis Campbell last file a Form 4?
The only primary Form 4 on record is dated 13 November 2025.