Summary
Updated Aug 31, 2026
W. Patrick Mattson is President, COO and Secretary of KKR Real Estate Finance Trust Inc. (KREF). 5 SEC Form 4 filings on record going back to 2024, most recently on 27 April 2026. Most recent open-market trade: bought $241K of KREF on 27 April 2026. Lifetime open-market purchases: $344K.
Recent Transactions
5Every recent SEC Form 4 transaction W. Patrick Mattson has reported, most recent first.
Trading Pattern
InsiderAlpha's records for W. Patrick Mattson go back to 2024: 5 primary Form 4 filings, an average of 1.7 per year. The typical open-market purchase is $172K (2 buys totaling $344K). The largest single buy on record is $241K of KREF in 2026. 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 W. Patrick Mattson 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.
- Ralph F. Rosenberg - $2.07M of KREF open-market activity in the last 12 months
- Matthew A. Salem - $613K of KREF open-market activity in the last 12 months
- Terrance R. Ahern - $185K of KREF open-market activity in the last 12 months
- Christen E.J. Lee - $78K of KREF 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 W. Patrick Mattson?
W. Patrick Mattson is a corporate insider, tracked as President, COO and Secretary of KKR Real Estate Finance Trust Inc. (KREF). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did W. Patrick Mattson last file a Form 4?
The most recent primary Form 4 on record is dated 27 April 2026, one of 5 filings going back to 2024.
Has W. Patrick Mattson been buying or selling stock?
Recorded transactions: 2 open-market purchases ($344K) and 0 open-market sales across all tracked filings.
Where can I see all of W. Patrick Mattson'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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