The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Mccunniff Donald A. since 2016.
This trader's CIK number is 1355849.
At the time of last reporting, Mccunniff Donald A. was the EVP and CHRO of Martin Marietta Materials Inc. (stock ticker symbol MLM).
Also see all insider trading activities at Martin Marietta Materials Inc.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | MLM | 0 | $0 | 1,332 | $632,700 | 1,332 | $205,900 |
| 2019 | MLM | 0 | $0 | 5,406 | $1,122,759 | 3,226 | $0 |
| 2018 | MLM | 0 | $0 | 7,952 | $1,708,560 | 1,818 | $0 |
| 2017 | MLM | 0 | $0 | 1,391 | $334,070 | 1,819 | $0 |
| 2016 | MLM | 0 | $0 | 1,503 | $344,153 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-03-05 | MLM | Option Ex | 1,332 | 154.58 | 205,900 |
| 2025-03-05 | MLM | Sale | 1,332 | 475.00 | 632,700 |
| 2019-05-06 | MLM | Sale | 3,183 | 220.19 | 700,874 |
| 2019-05-06 | MLM | Option Ex | 3,226 | .00 | 0 |
| 2019-02-27 | MLM | Sale | 660 | 190.90 | 125,994 |
| 2019-02-28 | MLM | Sale | 1,563 | 189.31 | 295,891 |
| 2018-11-09 | MLM | Option Ex | 1,818 | .00 | 0 |
| 2018-11-09 | MLM | Sale | 1,476 | 185.50 | 273,798 |
| 2018-08-22 | MLM | Sale | 2,250 | 204.32 | 459,731 |
| 2018-06-13 | MLM | Sale | 4,226 | 230.72 | 975,031 |
| 2017-05-04 | MLM | Option Ex | 1,819 | .00 | 0 |
| 2017-05-04 | MLM | Sale | 1,391 | 240.17 | 334,070 |
| 2016-12-09 | MLM | Sale | 1,503 | 228.98 | 344,153 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Mccunniff Donald A. (EVP and CHRO of Martin Marietta Materials Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.