Summary
Updated Aug 31, 2026
Mark W. Johnson is CLO and Corporate Secretary of Mativ Holdings, Inc. (MATV). 5 SEC Form 4 filings on record going back to 2025, most recently on 23 March 2026.
Recent Transactions
6Every recent SEC Form 4 transaction Mark W. Johnson has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Mark W. Johnson go back to 2025: 5 primary Form 4 filings, an average of 2.5 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 have reported open-market trades at the same companies as Mark W. Johnson. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Shruti Singhal - $230K of MATV open-market activity on record
- William M. Cook - $60K of MATV open-market activity on record
- Kimberly E. Ritrievi - $59K of MATV open-market activity on record
- Marco Levi - $58K of MATV open-market activity on record
- John K. Stipancich - $32K of MATV open-market activity on record
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Mark W. Johnson?
Mark W. Johnson is a corporate insider, tracked as CLO and Corporate Secretary of Mativ Holdings, Inc. (MATV). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Mark W. Johnson last file a Form 4?
The most recent primary Form 4 on record is dated 23 March 2026, one of 5 filings going back to 2025.
Where can I see all of Mark W. Johnson'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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