Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Martin Marietta Materials Inc (MLM) since 2005 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Martin Marietta Materials Inc. Table 2 shows the detailed insider transactions. This company's CIK number is 916076.
Total stock buying since 2005: $117,971,966.
Total stock sales since 2005: $274,948,853.
Total stock option exercises since 2005: $46,174,154.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 550 | $249,903 | 1,332 | $632,700 | 1,332 | $205,900 |
| 2024 | 0 | $0 | 31,724 | $19,054,973 | 0 | $0 |
| 2023 | 0 | $0 | 2,434 | $1,058,414 | 0 | $0 |
| 2022 | 0 | $0 | 1,685 | $599,196 | 0 | $0 |
| 2021 | 0 | $0 | 20,000 | $6,747,891 | 0 | $0 |
| 2020 | 1,008 | $184,957 | 36,101 | $8,277,981 | 18,517 | $1,436,530 |
| 2019 | 1,073 | $278,497 | 48,085 | $11,321,439 | 56,457 | $436,631 |
| 2018 | 6,953 | $1,393,470 | 31,359 | $6,694,033 | 30,249 | $0 |
| 2017 | 519 | $103,262 | 30,950 | $7,142,703 | 38,962 | $0 |
| 2016 | 34 | $6,030 | 118,747 | $22,304,443 | 99,312 | $0 |
| 2015 | 31,195 | $4,698,613 | 90,415 | $14,144,212 | 73,415 | $0 |
| 2014 | 9,700 | $1,233,780 | 46,592 | $5,669,436 | 54,443 | $0 |
| 2013 | 0 | $0 | 101,602 | $10,904,162 | 97,424 | $0 |
| 2012 | 0 | $0 | 88,988 | $7,941,618 | 39,325 | $0 |
| 2011 | 0 | $0 | 689,908 | $48,301,043 | 4,000 | $0 |
| 2010 | 0 | $0 | 14,580 | $1,345,612 | 8,700 | $0 |
| 2009 | 0 | $0 | 127,866 | $10,769,793 | 1,500 | $0 |
| 2008 | 1,309,500 | $109,823,454 | 1,500 | $159,277 | 1,500 | $71,625 |
| 2007 | 0 | $0 | 294,213 | $38,975,513 | 347,191 | $15,905,775 |
| 2006 | 0 | $0 | 534,189 | $50,084,270 | 644,937 | $28,117,693 |
| 2005 | 0 | $0 | 38,686 | $2,820,144 | 0 | $0 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-03 | 550 | $249,903 | 1,332 | $632,700 | 1,332 | $205,900 |
| 2024-03 | 0 | $0 | 30,000 | $18,118,100 | 0 | $0 |
| 2024-02 | 0 | $0 | 1,724 | $936,873 | 0 | $0 |
| 2023-08 | 0 | $0 | 1,934 | $834,869 | 0 | $0 |
| 2023-07 | 0 | $0 | 500 | $223,545 | 0 | $0 |
| 2022-11 | 0 | $0 | 1,685 | $599,196 | 0 | $0 |
| 2022-06 | 0 | $0 | 0 | $0 | 0 | $0 |
| 2021-03 | 0 | $0 | 20,000 | $6,747,891 | 0 | $0 |
| 2020-11 | 0 | $0 | 10,004 | $2,747,458 | 4,004 | $433,392 |
| 2020-09 | 0 | $0 | 1,218 | $253,773 | 0 | $0 |
| 2020-06 | 0 | $0 | 18,234 | $4,096,479 | 0 | $0 |
| 2020-05 | 1,000 | $183,540 | 6,645 | $1,180,271 | 14,513 | $1,003,138 |
| 2020-03 | 8 | $1,417 | 0 | $0 | 0 | $0 |
| 2019-12 | 26 | $7,211 | 4,202 | $1,163,399 | 6,317 | $436,631 |
| 2019-11 | 1,000 | $260,226 | 0 | $0 | 0 | $0 |
| 2019-09 | 18 | $4,883 | 0 | $0 | 0 | $0 |
| 2019-08 | 0 | $0 | 21,485 | $5,317,636 | 27,965 | $0 |
| 2019-06 | 14 | $3,173 | 824 | $191,005 | 0 | $0 |
| 2019-05 | 0 | $0 | 17,851 | $3,934,903 | 22,175 | $0 |
| 2019-03 | 15 | $3,004 | 1,500 | $292,611 | 0 | $0 |
| 2019-02 | 0 | $0 | 2,223 | $421,885 | 0 | $0 |
| 2018-12 | 1,018 | $177,108 | 0 | $0 | 0 | $0 |
| 2018-11 | 0 | $0 | 1,476 | $273,798 | 1,818 | $0 |
| 2018-10 | 1 | $185 | 0 | $0 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-03-05 | Mccunniff Donald A. (EVP and CHRO) | Sale | 1,332 | 475.00 | 632,700 |
| 2025-03-05 | Mccunniff Donald A. (EVP and CHRO) | Option Ex | 1,332 | 154.58 | 205,900 |
| 2025-03-04 | Petro Michael J (SVP - Strategy and Development) | Buy | 550 | 454.37 | 249,903 |
| 2024-03-14 | Bar Roselyn R (EVP, General Counsel and Secy) | Sale | 10,000 | 603.29 | 6,032,900 |
| 2024-03-05 | Nye C Howard (Chairman, Pres & CEO) | Sale | 20,000 | 604.26 | 12,085,200 |
| 2024-02-16 | Cole Sue W (Director) | Sale | 1,724 | 543.43 | 936,873 |
| 2023-08-21 | Latorre Craig M (Sr. VP, CHRO) | Sale | 1,934 | 431.68 | 834,869 |
| 2023-07-28 | Latorre Craig M (Sr. VP, CHRO) | Sale | 500 | 447.09 | 223,545 |
| 2022-11-18 | Cole Sue W (Director) | Sale | 1,685 | 355.61 | 599,196 |
| 2022-06-10 | Mohr John P (SVP - CIO) | Sale | 0 | 321.75 | 0 |
| 2021-03-10 | Nye C Howard (Chairman, Pres & CEO) | Sale | 16,948 | 337.81 | 5,725,288 |
| 2021-03-09 | Nye C Howard (Chairman, Pres & CEO) | Sale | 3,052 | 335.06 | 1,022,603 |
| 2020-11-24 | Bar Roselyn R (EVP, General Counsel and Secy) | Sale | 10,004 | 274.64 | 2,747,458 |
| 2020-11-24 | Bar Roselyn R (EVP, General Counsel and Secy) | Option Ex | 4,004 | 108.24 | 433,392 |
| 2020-09-10 | Cole Sue W (Director) | Sale | 468 | 207.03 | 96,888 |
| 2020-09-08 | Cole Sue W (Director) | Sale | 750 | 209.18 | 156,885 |
| 2020-06-10 | Zelnak Stephen P Jr (Director) | Sale | 1,350 | 207.74 | 280,442 |
| 2020-06-05 | Zelnak Stephen P Jr (Director) | Sale | 16,884 | 226.01 | 3,816,037 |
| 2020-05-21 | Nye C Howard (Chairman, Pres & CEO) | Sale | 6,645 | 177.62 | 1,180,271 |
| 2020-05-21 | Nye C Howard (Chairman, Pres & CEO) | Option Ex | 10,000 | 69.12 | 691,200 |
| 2020-05-20 | Bar Roselyn R (EVP, General Counsel and Secy) | Option Ex | 4,513 | 69.12 | 311,938 |
| 2020-05-06 | Koraleski John J (Director) | Buy | 1,000 | 183.54 | 183,540 |
| 2020-03-31 | Zelnak Stephen P Jr (Director) | Buy | 8 | 177.24 | 1,417 |
| 2019-12-31 | Grant Daniel L. (SVP - Strategy and Development) | Buy | 21 | 277.35 | 5,824 |
| 2019-12-31 | Zelnak Stephen P Jr (Director) | Buy | 5 | 277.43 | 1,387 |
| 2019-12-13 | Nye C Howard (Chairman, Pres & CEO) | Sale | 4,202 | 276.87 | 1,163,399 |
| 2019-12-13 | Nye C Howard (Chairman, Pres & CEO) | Option Ex | 6,317 | 69.12 | 436,631 |
| 2019-11-25 | Koraleski John J (Director) | Buy | 1,000 | 260.23 | 260,226 |
| 2019-09-30 | Grant Daniel L. (SVP - Strategy and Development) | Buy | 13 | 271.35 | 3,527 |
| 2019-09-30 | Zelnak Stephen P Jr (Director) | Buy | 5 | 271.29 | 1,356 |
| 2019-08-30 | Nye C Howard (Chairman, Pres & CEO) | Sale | 7,440 | 253.52 | 1,886,166 |
| 2019-08-30 | Nye C Howard (Chairman, Pres & CEO) | Option Ex | 10,000 | .00 | 0 |
| 2019-08-01 | Nye C Howard (Chairman, Pres & CEO) | Sale | 11,224 | 243.66 | 2,734,895 |
| 2019-08-01 | Nye C Howard (Chairman, Pres & CEO) | Option Ex | 14,437 | .00 | 0 |
| 2019-08-01 | Bar Roselyn R (EVP, General Counsel and Secy) | Sale | 2,821 | 246.93 | 696,575 |
| 2019-08-01 | Bar Roselyn R (EVP, General Counsel and Secy) | Option Ex | 3,528 | .00 | 0 |
| 2019-06-28 | Grant Daniel L. (SVP - Strategy and Development) | Buy | 9 | 226.67 | 2,040 |
| 2019-06-28 | Zelnak Stephen P Jr (Director) | Buy | 5 | 226.65 | 1,133 |
| 2019-06-10 | Perez Laree E (Director) | Sale | 824 | 231.80 | 191,005 |
| 2019-05-06 | Nye C Howard (Chairman, Pres & CEO) | Sale | 14,668 | 220.48 | 3,234,029 |
| 2019-05-06 | Nye C Howard (Chairman, Pres & CEO) | Option Ex | 18,949 | .00 | 0 |
| 2019-05-06 | Mccunniff Donald A. (SVP - Human Resources) | Sale | 3,183 | 220.19 | 700,874 |
| 2019-05-06 | Mccunniff Donald A. (SVP - Human Resources) | Option Ex | 3,226 | .00 | 0 |
| 2019-03-29 | Grant Daniel L. (SVP - Strategy and Development) | Buy | 9 | 200.33 | 1,802 |
| 2019-03-29 | Zelnak Stephen P Jr (Director) | Buy | 6 | 200.34 | 1,202 |
| 2019-03-05 | Cole Sue W (Director) | Sale | 1,500 | 195.07 | 292,611 |
| 2019-02-28 | Mccunniff Donald A. (SVP - Human Resources) | Sale | 1,563 | 189.31 | 295,891 |
| 2019-02-27 | Mccunniff Donald A. (SVP - Human Resources) | Sale | 660 | 190.90 | 125,994 |
| 2018-12-31 | Grant Daniel L. (SVP - Strategy and Development) | Buy | 11 | 168.90 | 1,857 |
| 2018-12-31 | Zelnak Stephen P Jr (Director) | Buy | 7 | 168.81 | 1,181 |
| 2018-12-14 | Koraleski John J (Director) | Buy | 1,000 | 174.07 | 174,070 |
| 2018-11-09 | Mccunniff Donald A. (SVP - Human Resources) | Sale | 1,476 | 185.50 | 273,798 |
| 2018-11-09 | Mccunniff Donald A. (SVP - Human Resources) | Option Ex | 1,818 | .00 | 0 |
| 2018-10-01 | Mohr John P (SVP - CIO) | Buy | 1 | 185.60 | 185 |
| 2018-09-28 | Grant Daniel L. (SVP - Strategy and Development) | Buy | 10 | 185.79 | 1,857 |
| 2018-09-28 | Zelnak Stephen P Jr (Director) | Buy | 6 | 185.91 | 1,115 |
| 2018-08-22 | Mccunniff Donald A. (SVP - Human Resources) | Sale | 2,250 | 204.32 | 459,731 |
| 2018-07-30 | Zelnak Stephen P Jr (Director) | Buy | 3,500 | 202.87 | 710,045 |
| 2018-07-27 | Koraleski John J (Director) | Buy | 2,400 | 208.06 | 499,332 |
| 2018-07-02 | Mohr John P (SVP - CIO) | Buy | 0 | 221.16 | 0 |
| 2018-06-29 | Grant Daniel L. (SVP - Strategy and Development) | Buy | 4 | 222.50 | 890 |
| 2018-06-29 | Zelnak Stephen P Jr (Director) | Buy | 5 | 222.48 | 1,112 |
| 2018-06-13 | Mccunniff Donald A. (SVP - Human Resources) | Sale | 4,226 | 230.72 | 975,031 |
| 2018-05-11 | Bar Roselyn R (EVP, General Counsel and Secy) | Sale | 5,998 | 214.67 | 1,287,566 |
| 2018-05-11 | Bar Roselyn R (EVP, General Counsel and Secy) | Option Ex | 8,235 | .00 | 0 |
| 2018-05-09 | Nye C Howard (Chairman, Pres & CEO) | Sale | 8,409 | 212.66 | 1,788,215 |
| 2018-05-09 | Nye C Howard (Chairman, Pres & CEO) | Option Ex | 11,196 | .00 | 0 |
| 2018-05-09 | Quillen Michael J (Director) | Sale | 3,000 | 212.50 | 637,500 |
| 2018-05-09 | Quillen Michael J (Director) | Option Ex | 3,000 | .00 | 0 |
| 2018-04-02 | Mohr John P (SVP - CIO) | Buy | 0 | 203.29 | 0 |
| 2018-03-29 | Grant Daniel L. (SVP - Strategy and Development) | Buy | 4 | 203.17 | 812 |
| 2018-03-29 | Zelnak Stephen P Jr (Director) | Buy | 5 | 202.93 | 1,014 |
| 2018-03-12 | Cole Sue W (Director) | Sale | 3,000 | 210.06 | 630,192 |
| 2018-03-12 | Cole Sue W (Director) | Option Ex | 3,000 | .00 | 0 |
| 2018-02-14 | Perez Laree E (Director) | Sale | 3,000 | 214.00 | 642,000 |
| 2018-02-14 | Perez Laree E (Director) | Option Ex | 3,000 | .00 | 0 |
| 2018-01-02 | Mohr John P (SVP - CIO) | Buy | 0 | 223.02 | 0 |
| 2017-12-29 | Zelnak Stephen P Jr (Director) | Buy | 5 | 218.05 | 1,090 |
| 2017-10-02 | Mohr John P (SVP - CIO) | Buy | 0 | 205.98 | 0 |
| 2017-09-29 | Zelnak Stephen P Jr (Director) | Buy | 5 | 205.96 | 1,029 |
| 2017-08-18 | Koraleski John J (Director) | Buy | 500 | 198.37 | 99,185 |
| 2017-06-30 | Zelnak Stephen P Jr (Director) | Buy | 4 | 222.12 | 888 |
| 2017-05-04 | Guzzo Dana F. (SVP/Controller/CAO) | Sale | 829 | 239.24 | 198,329 |
| 2017-05-04 | Guzzo Dana F. (SVP/Controller/CAO) | Option Ex | 1,044 | .00 | 0 |
| 2017-05-04 | Mccunniff Donald A. (SVP - Human Resources) | Sale | 1,391 | 240.17 | 334,070 |
| 2017-05-04 | Mccunniff Donald A. (SVP - Human Resources) | Option Ex | 1,819 | .00 | 0 |
| 2017-05-03 | Nye C Howard (Chairman, Pres & CEO) | Sale | 10,258 | 239.16 | 2,453,282 |
| 2017-05-03 | Nye C Howard (Chairman, Pres & CEO) | Option Ex | 15,039 | .00 | 0 |
| 2017-05-03 | Lloyd Anne H (EVP and CFO) | Sale | 6,472 | 238.73 | 1,545,054 |
| 2017-05-03 | Lloyd Anne H (EVP and CFO) | Option Ex | 9,060 | .00 | 0 |
| 2017-03-31 | Zelnak Stephen P Jr (Director) | Buy | 5 | 214.04 | 1,070 |
| 2017-03-10 | Cole Sue W (Director) | Sale | 3,000 | 212.12 | 636,360 |
| 2017-03-10 | Cole Sue W (Director) | Option Ex | 3,000 | .00 | 0 |
| 2017-02-17 | Perez Laree E (Director) | Sale | 3,000 | 218.98 | 656,952 |
| 2017-02-17 | Perez Laree E (Director) | Option Ex | 3,000 | .00 | 0 |
| 2017-02-17 | Mcdonald William E (Director) | Sale | 6,000 | 219.78 | 1,318,656 |
| 2017-02-17 | Mcdonald William E (Director) | Option Ex | 6,000 | .00 | 0 |
| 2016-12-30 | Zelnak Stephen P Jr (Director) | Buy | 4 | 226.41 | 905 |
| 2016-12-09 | Mccunniff Donald A. (SVP - Human Resources) | Sale | 1,503 | 228.98 | 344,153 |
| 2016-12-09 | Lloyd Anne H (EVP and CFO) | Sale | 498 | 229.18 | 114,130 |
| 2016-11-11 | Bar Roselyn R (EVP, General Counsel and Secy) | Sale | 2,313 | 228.33 | 528,131 |
| 2016-11-11 | Bar Roselyn R (EVP, General Counsel and Secy) | Option Ex | 2,707 | .00 | 0 |
| 2016-11-10 | Guzzo Dana F. (SVP/Controller/CAO) | Sale | 1,508 | 228.69 | 344,870 |
| 2016-11-10 | Guzzo Dana F. (SVP/Controller/CAO) | Option Ex | 1,959 | .00 | 0 |
| 2016-11-09 | Grant Daniel L. (SVP - Strategy and Development) | Sale | 1,038 | 224.89 | 233,437 |
| 2016-11-09 | Grant Daniel L. (SVP - Strategy and Development) | Option Ex | 1,175 | .00 | 0 |
| 2016-11-09 | Guzzo Dana F. (SVP/Controller/CAO) | Sale | 881 | 224.59 | 197,863 |
| 2016-11-09 | Guzzo Dana F. (SVP/Controller/CAO) | Option Ex | 1,103 | .00 | 0 |
| 2016-11-09 | Nye C Howard (Chairman, Pres & CEO) | Sale | 8,691 | 224.68 | 1,952,685 |
| 2016-11-09 | Nye C Howard (Chairman, Pres & CEO) | Option Ex | 9,962 | .00 | 0 |
| 2016-11-09 | Lloyd Anne H (EVP and CFO) | Sale | 2,929 | 224.74 | 658,272 |
| 2016-11-09 | Lloyd Anne H (EVP and CFO) | Option Ex | 3,315 | .00 | 0 |
| 2016-09-30 | Zelnak Stephen P Jr (Director) | Buy | 5 | 182.66 | 913 |
| 2016-08-11 | Maffucci David G (Director) | Sale | 779 | 200.47 | 156,166 |
| 2016-08-10 | Maffucci David G (Director) | Sale | 6,000 | 199.83 | 1,198,956 |
| 2016-08-10 | Maffucci David G (Director) | Option Ex | 6,000 | .00 | 0 |
| 2016-08-09 | Bar Roselyn R (EVP, General Counsel and Secy) | Sale | 5,830 | 199.99 | 1,165,912 |
| 2016-06-30 | Zelnak Stephen P Jr (Director) | Buy | 11 | 186.08 | 2,046 |
| 2016-06-08 | Zelnak Stephen P Jr (Director) | Sale | 3,000 | 188.90 | 566,700 |
| 2016-06-01 | Zelnak Stephen P Jr (Director) | Sale | 17,000 | 187.75 | 3,191,750 |
| 2016-05-24 | Guzzo Dana F. (SVP/Controller/CAO) | Sale | 213 | 189.20 | 40,299 |
| 2016-05-24 | Guzzo Dana F. (SVP/Controller/CAO) | Option Ex | 244 | .00 | 0 |
| 2016-05-16 | Lloyd Anne H (EVP and CFO) | Sale | 9,031 | 186.76 | 1,686,611 |
| 2016-05-16 | Lloyd Anne H (EVP and CFO) | Option Ex | 10,263 | .00 | 0 |
| 2016-05-12 | Nye C Howard (Chairman, Pres & CEO) | Sale | 13,359 | 186.95 | 2,497,438 |
| 2016-05-12 | Nye C Howard (Chairman, Pres & CEO) | Option Ex | 15,707 | .00 | 0 |
| 2016-05-12 | Cole Sue W (Director) | Sale | 3,000 | 187.44 | 562,308 |
| 2016-05-12 | Cole Sue W (Director) | Option Ex | 3,000 | .00 | 0 |
| 2016-05-11 | Guzzo Dana F. (SVP/Controller/CAO) | Sale | 879 | 187.64 | 164,936 |
| 2016-05-11 | Guzzo Dana F. (SVP/Controller/CAO) | Option Ex | 1,000 | .00 | 0 |
| 2016-05-11 | Bar Roselyn R (EVP, General Counsel and Secy) | Sale | 7,342 | 187.97 | 1,380,068 |
| 2016-05-11 | Bar Roselyn R (EVP, General Counsel and Secy) | Option Ex | 8,377 | .00 | 0 |
| 2016-05-10 | Zelnak Stephen P Jr (Director) | Sale | 10,953 | 187.14 | 2,049,788 |
| 2016-05-10 | Zelnak Stephen P Jr (Director) | Option Ex | 12,500 | .00 | 0 |
| 2016-03-31 | Zelnak Stephen P Jr (Director) | Buy | 14 | 154.78 | 2,166 |
| 2016-03-07 | Zelnak Stephen P Jr (Director) | Sale | 10,000 | 153.66 | 1,536,610 |
| 2016-03-07 | Zelnak Stephen P Jr (Director) | Option Ex | 10,000 | .00 | 0 |
| 2016-03-03 | Mcdonald William E (Director) | Sale | 3,000 | 148.04 | 444,116 |
| 2016-03-03 | Mcdonald William E (Director) | Option Ex | 3,000 | .00 | 0 |
| 2016-03-01 | Menaker Frank H Jr (Director) | Sale | 3,000 | 147.70 | 443,094 |
| 2016-03-01 | Menaker Frank H Jr (Director) | Option Ex | 3,000 | .00 | 0 |
| 2016-02-29 | Perez Laree E (Director) | Sale | 3,000 | 143.35 | 430,059 |
| 2016-02-29 | Perez Laree E (Director) | Option Ex | 3,000 | .00 | 0 |
| 2016-02-23 | Vinroot Richard A (Director) | Sale | 3,000 | 138.70 | 416,091 |
| 2016-02-23 | Vinroot Richard A (Director) | Option Ex | 3,000 | .00 | 0 |
| 2015-12-31 | Zelnak Stephen P Jr (Director) | Buy | 16 | 136.94 | 2,191 |
| 2015-11-25 | Zelnak Stephen P Jr (Director) | Sale | 7,000 | 161.44 | 1,130,059 |
| 2015-11-24 | Zelnak Stephen P Jr (Director) | Sale | 5,000 | 160.00 | 800,000 |
| 2015-11-23 | Zelnak Stephen P Jr (Director) | Sale | 27,572 | 159.94 | 4,409,893 |
| 2015-11-23 | Zelnak Stephen P Jr (Director) | Option Ex | 22,572 | .00 | 0 |
Insider trading activities including stock purchases, stock sales, and option exercises of MLM listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Martin Marietta Materials Inc (symbol MLM, CIK number 916076) see the Securities and Exchange Commission (SEC) website.