Insiders who reported open-market trades in the last 12 months at the companies Mark Damian Tattoli 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.
Lawrence Bruno - $54K in CLB purchases and sales in the last 12 months
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Mark Damian Tattoli is a corporate insider, tracked as SVP, Gen Counsel & Secretary of Core Laboratories Inc. /DE/ (CLB). InsiderAlpha holds 8 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 Mark Damian Tattoli submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Mark Damian Tattoli is SVP, Gen Counsel & Secretary of Core Laboratories Inc. /DE/ (CLB). 8 SEC Form 4 filings on record going back to 2024, most recently on 5 October 2026.
Recent transactions
14
The latest 14 SEC Form 4 transactions reported by Mark Damian Tattoli.
InsiderAlpha's records for Mark Damian Tattoli go back to 2024: 8 primary Form 4 filings, an average of 2.7 per year. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
