Who
Michael J. Petro
SVP and CFO
Company insider
Files Form 4 as: SVP and CFO, Martin Marietta Materials.
In numbers
- Trades disclosed
- 39
- Buys
- 1
- Sells
- 0
- Bought
- $250K
- Sold
- $0
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 5 Jan 2022
- Last trade
- 1 Sep 2026
- Last filed
- 2 Sep 2026
Companies traded
Activity over time
1 Mar 2025 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 1 Sep 2026filed 2 Sep 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —9,331 at $0.00 | filing |
| 1 Sep 2026filed 2 Sep 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —9,331 at $0.00 | filing |
| 3 Aug 2026filed 4 Aug 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code F | $200K368 at $542.27 | filing |
| 3 Aug 2026filed 4 Aug 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code F | $200K368 at $542.27 | filing |
| 1 Mar 2026filed 3 Mar 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —2,960 at $0.00 | filing |
| 1 Mar 2026filed 3 Mar 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —2,960 at $0.00 | filing |
| 24 Feb 2026filed 25 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code F | $66K94 at $696.85 | filing |
| 24 Feb 2026filed 25 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code F | $66K94 at $696.85 | filing |
| 23 Feb 2026filed 25 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code F | $144K211 at $683.60 | filing |
| 23 Feb 2026filed 25 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code F | $144K211 at $683.60 | filing |
| 20 Feb 2026filed 24 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —931 at $0.00 | filing |
| 20 Feb 2026filed 24 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —931 at $0.00 | filing |
| 17 Feb 2026filed 19 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —1,724 at $0.00 | filing |
| 17 Feb 2026filed 19 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code F | $505K758 at $666.53 | filing |
| 17 Feb 2026filed 19 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —1,724 at $0.00 | filing |
| 17 Feb 2026filed 19 Feb 2026 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code F | $505K758 at $666.53 | filing |
| 8 Jul 2025filed 9 Jul 2025 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —1,822 at $0.00 | filing |
| 4 Mar 2025filed 5 Mar 2025 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Bought | $250K550 at $454.37 | filing |
| 24 Feb 2025filed 25 Feb 2025 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code F | $98K200 at $490.64 | filing |
| 21 Feb 2025filed 25 Feb 2025 | MLM Martin Marietta MaterialsConstruction Materials | SEC FORM 4 Code A | —733 at $0.00 | filing |
News
No headline names them, or the companies they trade most, lately.