Insiders who reported open-market trades in the last 12 months at the companies Richard Mack 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.
Mike McGillis - $90K in CMTG purchases and sales in the last 12 months
W. Edward Walter - $57K in CMTG purchases and sales in the last 12 months
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Richard Mack is a corporate insider, tracked as CEO AND CHAIRMAN, Director of Claros Mortgage Trust, Inc. (CMTG). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Richard Mack submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Richard Mack been buying or selling stock?
Recorded transactions: 3 open-market purchases ($472K) and 0 open-market sales across all tracked filings.
Richard Mack is CEO AND CHAIRMAN, Director of Claros Mortgage Trust, Inc. (CMTG). 5 SEC Form 4 filings on record going back to 2025, most recently on 8 September 2026. Most recent open-market trade: bought $33K of CMTG on 8 September 2026. Lifetime open-market purchases: $472K.
Recent transactions
6
The latest 6 SEC Form 4 transactions reported by Richard Mack.
InsiderAlpha's records for Richard Mack go back to 2025: 5 primary Form 4 filings, an average of 2.5 per year. The typical open-market purchase is $157K (3 buys totaling $472K). The largest single buy on record is $318K of CMTG in 2026. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
