Summary
Updated Aug 31, 2026
Mary A. Tidlund files SEC Form 4 reports at VALHI INC /DE/ (VHI). 5 SEC Form 4 filings on record going back to 2024, most recently on 22 May 2026. Most recent open-market trade: sold $29K of CIX on 14 November 2024. Lifetime open-market sales: $86K.
Recent Transactions
5Every recent SEC Form 4 transaction Mary A. Tidlund has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Mary A. Tidlund go back to 2024: 5 primary Form 4 filings, an average of 1.7 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 Mary A. Tidlund 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.
- Ann Manix - $44K of CIX 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 Mary A. Tidlund?
Mary A. Tidlund is a corporate insider of VALHI INC /DE/ (VHI). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Mary A. Tidlund last file a Form 4?
The most recent primary Form 4 on record is dated 22 May 2026, one of 5 filings going back to 2024.
Has Mary A. Tidlund been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($86K) across all tracked filings.
Where can I see all of Mary A. Tidlund'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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