Updated Jul 16, 2026
Mack Mary T has filed 1 SEC Form 4 filing across 1 company in the last 90 days.
Based on the provided SEC filing context, Mack Mary T is a corporate director who, as of May 18, 2026, serves on the board of Martin Marietta Materials Inc. No additional publicly documented biographical details are available from the provided SEC context.
| Role | Director |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-18 | MLM | MARTIN MARIETTA MATERIALS INC | A — Grant or award | 313 | $0.00 |
Based on the provided SEC filing context, Mack Mary T is a corporate director who, as of May 18, 2026, serves on the board of Martin Marietta Materials Inc. No additional publicly documented biographical details are available from the provided SEC context.…
1 primary Form 4 filings in the last 90 days, covering 1 company.
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.
Open the live Mack Mary T profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.