Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Bert A. Frost 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.
- W. Anthony Will - $59.20M of CF open-market activity in the last 12 months
- Susan L. Menzel - $4.69M of CF open-market activity in the last 12 months
- Richard A. Hoker - $1.67M of CF open-market activity in the last 12 months
- Ashraf K. Malik - $1.16M of CF open-market activity in the last 12 months
- Michael Patrick McGrane - $719K of CF open-market activity in the last 12 months
- Erik M. Mayer - $443K of CF 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 Bert A. Frost?
Bert A. Frost is a corporate insider, tracked as EVP, Chief Commercial Officer of CF Industries Holdings, Inc. (CF). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Bert A. Frost last file a Form 4?
The most recent primary Form 4 on record is dated 19 March 2026, one of 6 filings going back to 2024.
Has Bert A. Frost been buying or selling stock?
Recorded transactions: 0 open-market purchases and 7 open-market sales ($4.52M) across all tracked filings.
Where can I see all of Bert A. Frost'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.
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