Michael J Petro
Insider
First SEC filing: Aug. 13, 2021 · Latest: Aug. 13, 2021
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 1, 2026 | MLM | A | 9,331 | · | · | 24,322 Direct | +62.24% | Acquired | (price as of 2026-10-05) |
| Aug. 3, 2026 | MLM | F | 368 | $542.27 | $199,555 | 14,991 Direct | -2.40% | Disposed | -10.5% (price as of 2026-10-05) |
| March 1, 2026 | MLM | A | 2,960 | · | · | 15,359 Direct | +23.87% | Acquired | (price as of 2026-10-05) |
| Feb. 24, 2026 | MLM | F | 94 | $696.85 | $65,504 | 12,399 Direct | -0.75% | Disposed | -30.3% (price as of 2026-10-05) |
| Feb. 23, 2026 | MLM | F | 211 | $683.60 | $144,240 | 12,493 Direct | -1.66% | Disposed | -29.0% (price as of 2026-10-05) |
| Feb. 20, 2026 | MLM | A | 931 | · | · | 12,704 Direct | +7.91% | Acquired | (price as of 2026-10-05) |
| Feb. 17, 2026 | MLM | F | 758 | $666.53 | $505,230 | 11,773 Direct | -6.05% | Disposed | -27.2% (price as of 2026-10-05) |
| Feb. 17, 2026 | MLM | A | 1,724 | · | · | 12,531 Direct | +15.95% | Acquired | (price as of 2026-10-05) |
| July 8, 2025 | MLM | A | 1,822 | · | · | 10,807 Direct | +20.28% | Acquired | (price as of 2026-10-05) |
| March 4, 2025 | MLM | P | 550 | $454.37 | $249,904 | 8,985 Direct | +6.52% | Acquired | 6.9% (price as of 2026-10-05) |
| Feb. 24, 2025 | MLM | F | 200 | $490.64 | $98,128 | 8,435 Direct | -2.32% | Disposed | -1.0% (price as of 2026-10-05) |
| Feb. 21, 2025 | MLM | A | 733 | · | · | 8,635 Direct | +9.28% | Acquired | (price as of 2026-10-05) |
| Feb. 18, 2025 | MLM | F | 1,211 | $533.99 | $646,662 | 7,902 Direct | -13.29% | Disposed | -9.1% (price as of 2026-10-05) |
| Feb. 18, 2025 | MLM | A | 2,454 | · | · | 9,113 Direct | +36.85% | Acquired | (price as of 2026-10-05) |
| Dec. 2, 2024 | MLM | F | 93 | $593.22 | $55,169 | 6,659 Direct | -1.38% | Disposed | -18.2% (price as of 2026-10-05) |
| Feb. 26, 2024 | MLM | F | 96 | $553.31 | $53,118 | 6,752 Direct | -1.40% | Disposed | -12.3% (price as of 2026-10-05) |
| Feb. 23, 2024 | MLM | A | 714 | · | · | 6,848 Direct | +11.64% | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2024 | MLM | A | 920 | · | · | 6,134 Direct | +17.64% | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2024 | MLM | F | 405 | $536.30 | $217,202 | 5,214 Direct | -7.21% | Disposed | -9.5% (price as of 2026-10-05) |
| Feb. 20, 2024 | MLM | F | 250 | $533.14 | $133,285 | 5,619 Direct | -4.26% | Disposed | -8.9% (price as of 2026-10-05) |
| Feb. 24, 2023 | MLM | A | 650 | · | · | 5,869 Direct | +12.45% | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2023 | MLM | F | 171 | $359.70 | $61,509 | 5,219 Direct | -3.17% | Disposed | 35.0% (price as of 2026-10-05) |
| Feb. 21, 2023 | MLM | A | 209 | · | · | 5,390 Direct | +4.03% | Acquired | (price as of 2026-10-05) |
| Feb. 17, 2023 | MLM | F | 88 | $371.68 | $32,708 | 5,181 Direct | -1.67% | Disposed | 30.6% (price as of 2026-10-05) |
| Feb. 22, 2022 | MLM | F | 55 | $380.08 | $20,904 | 5,269 Direct | -1.03% | Disposed | 27.7% (price as of 2026-10-05) |
| Feb. 18, 2022 | MLM | A | 217 | $295.24 | $64,067 | 5,324 Direct | +4.25% | Acquired | 64.4% (price as of 2026-10-05) |
| Feb. 18, 2022 | MLM | A | 861 | · | · | 5,107 Direct | +20.28% | Acquired | (price as of 2026-10-05) |
| Feb. 17, 2022 | MLM | F | 75 | $385.02 | $28,876 | 4,246 Direct | -1.74% | Disposed | 26.1% (price as of 2026-10-05) |
| Feb. 14, 2022 | MLM | F | 122 | $369.05 | $45,024 | 4,321 Direct | -2.75% | Disposed | 31.6% (price as of 2026-10-05) |
| Feb. 14, 2022 | MLM | A | 368 | · | · | 4,443 Direct | +9.03% | Acquired | (price as of 2026-10-05) |
| Jan. 5, 2022 | MLM | A | 1,605 | $437.17 | $701,658 | 4,075 Direct | +64.98% | Acquired | 11.1% (price as of 2026-10-05) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 13, 2021 | MLM | Common Stock | 2,469 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2024 | $414,167 | · | · | · | $503,269 | $185,082 | $25,410 | $2,039,121 |
| 2023 | $396,667 | · | · | · | $892,725 | $165,198 | $25,676 | $2,027,446 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.