Summary
Updated Aug 31, 2026
Jonathan D. Mariner is Director of Rocket Companies, Inc. (RKT). 14 SEC Form 4 filings on record going back to 2024, most recently on 11 June 2026. Most recent open-market trade: sold $131K of OS on 8 January 2026. Lifetime open-market sales: $2.46M.
Recent Transactions
20Every recent SEC Form 4 transaction Jonathan D. Mariner has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Jonathan D. Mariner go back to 2024: 14 primary Form 4 filings, an average of 4.7 per year. 3 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Jonathan D. Mariner 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.
- Matthew Rizik - $728K of RKT 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 Jonathan D. Mariner?
Jonathan D. Mariner is a corporate insider, tracked as Director of Rocket Companies, Inc. (RKT). InsiderAlpha holds 14 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 Jonathan D. Mariner submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Jonathan D. Mariner been buying or selling stock?
Recorded transactions: 0 open-market purchases and 11 open-market sales ($2.46M) across all tracked filings.
Where can I see all of Jonathan D. Mariner'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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