Summary
Updated Aug 31, 2026
Katherine E. Trumbull is EVP, Chief Marketing Officer of DOMINOS PIZZA INC (DPZ). 9 SEC Form 4 filings on record going back to 2024, most recently on 1 July 2026.
Recent Transactions
11Every recent SEC Form 4 transaction Katherine E. Trumbull has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Katherine E. Trumbull go back to 2024: 9 primary Form 4 filings, an average of 3.0 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 Katherine E. Trumbull 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.
- Kelly E. Garcia - $6.73M of DPZ open-market activity in the last 12 months
- Russell J. Weiner - $3.59M of DPZ open-market activity in the last 12 months
- Joseph Hugh Jordan - $1.70M of DPZ open-market activity in the last 12 months
- Reddy Sandeep - $1.40M of DPZ open-market activity in the last 12 months
- Cynthia A. Headen - $990K of DPZ open-market activity in the last 12 months
- Jessica L. Parrish - $265K of DPZ 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 Katherine E. Trumbull?
Katherine E. Trumbull is a corporate insider, tracked as EVP, Chief Marketing Officer of DOMINOS PIZZA INC (DPZ). InsiderAlpha holds 9 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 Katherine E. Trumbull submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Katherine E. Trumbull'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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