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MLM insider trading

Martin Marietta Materials, Inc. · end-of-day data as of Oct 16, 2026

Martin Marietta Materials, Inc.
MLM · $30.08B
$500.84-10.4%last 60 sessions · close Oct 16, 2026
$471.10$705.0952 weeks
Buy · 24 analystsPT $640.87 +28.0%
  • P/E vs own-47.9%
  • P/E vs sector-47.8%
  • Target upside+28.0%
  • Off 52w high-29.0%
  • InsidersNone in 90d
  • FCF yield+2.7%
  • Earnings in18d
  • Trendbearish
  • Sector→ -3.0%
  • RSI56
  • MA20×50↑ in ~54d
  • Volume1.2x
  • Support-3.6%
  • Resistance+0.1%

No open-market purchase or sale of MLM stock by its officers and directors was reported in the last 12 months.

Last 90 days

  • InsidersNone in 90d

Transactions

Open-market buys $0 · sells $0 over the last 365 days (0 buys, 0 sells).

Sep 1, 2026Petro Michael J
officer: SVP and CFO
Other9,331——
Aug 31, 2026LYONS MARTIN J
director
Other68$518.70$35.27K
Aug 31, 2026Pike Thomas
director
Other66$518.70$34.23K
Aug 31, 2026WAJSGRAS DAVID C
director
Other78$518.70$40.46K
Aug 21, 2026LNA Holding SRL
10 percent owner
Other0——
Aug 21, 2026Niemann Philipp
director:
Other337——
Aug 3, 2026Petro Michael J
officer: SVP and CFO
Other368$542.27$200K
May 29, 2026LYONS MARTIN J
director
Other61$581.64$35.48K
May 29, 2026Pike Thomas
director
Other59$581.64$34.32K
May 29, 2026WAJSGRAS DAVID C
director
Other69$581.64$40.13K
May 14, 2026Ables Dorothy M
director
Other313——
May 14, 2026DELLY GAYLA J
director
Other313——
May 14, 2026Foxx Anthony R
director
Other313——
May 14, 2026LYONS MARTIN J
director
Other313——
May 14, 2026Mack Mary T
director
Other313——
May 14, 2026PEREZ LAREE E
director
Other313——
May 14, 2026Pike Thomas
director
Other313——
May 14, 2026SLAGER DONALD W
director
Other313——
May 14, 2026WAJSGRAS DAVID C
director
Other313——
May 1, 2026Samborski Christopher William
officer: EVP, COO
Other8,101——

Source: SEC Form 4 filings. "Other" covers awards, option exercises and gifts.