Petro Michael J has filed 22 insider transactions across 1 company since February 2023.
Most recent transaction: a grant/award of 2960 shares of MARTIN MARIETTA MATERIALS INC ($MLM) on March 01, 2026.
Activity breakdown: 1 open-market purchase and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 1, 2026 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP and CFO | A | Common Stock | 2960 | $0.00 | 15,358.6026 | 60,600,000 | 23.87% | 0.00% |
| Feb. 23, 2026 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP and CFO | F | Common Stock | 211 | $683.60 | 12,492.6026 | 60,600,000 | 1.66% | 0.00% |
| Feb. 24, 2026 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP and CFO | F | Common Stock | 94 | $696.85 | 12,398.6026 | 60,600,000 | 0.75% | 0.00% |
| Feb. 20, 2026 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP and CFO | A | Common Stock | 931 | $0.00 | 12,703.6026 | 60,600,000 | 7.91% | 0.00% |
| Feb. 17, 2026 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP and CFO | F | Common Stock | 758 | $666.53 | 11,772.6026 | 60,600,000 | 6.05% | 0.00% |
| Feb. 17, 2026 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP and CFO | A | Common Stock | 1724 | $0.00 | 12,530.6026 | 60,600,000 | 15.95% | 0.00% |
| July 8, 2025 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP and CFO | A | Common Stock | 1822 | $0.00 | 10,806.6026 | 61,600,000 | 20.28% | 0.00% |
| March 4, 2025 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | P | Common Stock | 550 | $454.37 | 8,984.6026 | 61,600,000 | 6.52% | 0.00% |
| Feb. 21, 2025 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | A | Common Stock | 733 | $0.00 | 8,634.6026 | 61,600,000 | 9.28% | 0.00% |
| Feb. 24, 2025 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | F | Common Stock | 200 | $490.64 | 8,434.6026 | 61,600,000 | 2.32% | 0.00% |
| Feb. 18, 2025 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | F | Common Stock | 1211 | $533.99 | 7,901.6026 | 61,600,000 | 13.29% | 0.00% |
| Feb. 18, 2025 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | A | Common Stock | 2454 | $0.00 | 9,112.6026 | 61,600,000 | 36.85% | 0.00% |
| Dec. 2, 2024 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | F | Common Stock | 93 | $593.22 | 6,658.6026 | 61,600,000 | 1.38% | 0.00% |
| Feb. 21, 2024 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | A | Common Stock | 920 | $0.00 | 6,133.6026 | 62,100,000 | 17.65% | 0.00% |
| Feb. 26, 2024 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | F | Common Stock | 96 | $553.31 | 6,751.6026 | 62,100,000 | 1.40% | 0.00% |
| Feb. 23, 2024 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | A | Common Stock | 714 | $0.00 | 6,847.6026 | 62,100,000 | 11.64% | 0.00% |
| Feb. 21, 2024 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | F | Common Stock | 405 | $536.30 | 5,213.6026 | 62,100,000 | 7.21% | 0.00% |
| Feb. 20, 2024 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | F | Common Stock | 250 | $533.14 | 5,618.6026 | 62,100,000 | 4.26% | 0.00% |
| Feb. 24, 2023 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | A | Common Stock | 650 | $0.00 | 5,868.6026 | 62,500,000 | 12.46% | 0.00% |
| Feb. 21, 2023 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | F | Common Stock | 171 | $359.70 | 5,218.6026 | 62,500,000 | 3.17% | 0.00% |
| Feb. 21, 2023 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | A | Common Stock | 209 | $0.00 | 5,389.6026 | 62,500,000 | 4.03% | 0.00% |
| Feb. 17, 2023 | MARTIN MARIETTA MATERIALS INC | $MLM | Petro Michael J | SVP - Strategy and Development | F | Common Stock | 88 | $371.68 | 5,180.6026 | 62,500,000 | 1.67% | 0.00% |