SEC Insider Transactions from McCunniff Donald A..

Last updated: 2026-03-14 11:54 UTC | Total transactions: 8

McCunniff Donald A. has filed 8 insider transactions across 1 company since February 2025.

Most recent transaction: a grant/award of 2960 shares of MARTIN MARIETTA MATERIALS INC ($MLM) on March 01, 2026.

Activity breakdown: 0 open-market purchases and 1 sale.

Set Up your own filters →
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 McCunniff Donald A. EVP and CHRO A Common Stock 2960 $0.00 7,518.0000 60,600,000 64.94% 0.00%
Feb. 23, 2026 MARTIN MARIETTA MATERIALS INC $MLM McCunniff Donald A. EVP and CHRO F Common Stock 192 $683.60 4,558.0000 60,600,000 4.04% 0.00%
Feb. 20, 2026 MARTIN MARIETTA MATERIALS INC $MLM McCunniff Donald A. EVP and CHRO A Common Stock 1277 $0.00 4,750.0000 60,600,000 36.77% 0.00%
Dec. 16, 2025 MARTIN MARIETTA MATERIALS INC $MLM McCunniff Donald A. EVP and CHRO F Common Stock 50 $629.49 3,473.0000 60,600,000 1.42% 0.00%
March 5, 2025 MARTIN MARIETTA MATERIALS INC $MLM McCunniff Donald A. EVP and CHRO M Common Stock 1332 $154.58 4,855.0000 61,600,000 37.81% 0.00%
March 5, 2025 MARTIN MARIETTA MATERIALS INC $MLM McCunniff Donald A. EVP and CHRO M Stock Options (Right to Buy) 1332 $0.00 0.0000 61,600,000 100.00% 0.00%
March 5, 2025 MARTIN MARIETTA MATERIALS INC $MLM McCunniff Donald A. EVP and CHRO S Common Stock 1332 $475.00 3,523.0000 61,600,000 27.44% 0.00%
Feb. 21, 2025 MARTIN MARIETTA MATERIALS INC $MLM McCunniff Donald A. EVP and CHRO A Common Stock 1543 $0.00 3,523.0000 61,600,000 77.93% 0.00%