Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Core & Main, Inc. (CNM) since 2022 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Core & Main, Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 1856525.
Total stock buying since 2022: $0.
Total stock sales since 2022: $5,035,664,065.
Total stock option exercises since 2022: $5,274,390.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 863,984 | $49,734,978 | 236,406 | $5,274,390 |
| 2024 | 0 | $0 | 46,847,443 | $1,864,719,175 | 0 | $0 |
| 2023 | 0 | $0 | 78,970,646 | $2,356,451,204 | 0 | $0 |
| 2022 | 0 | $0 | 31,144,537 | $764,758,708 | 0 | $0 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-08 | 0 | $0 | 100,000 | $6,408,199 | 0 | $0 |
| 2025-07 | 0 | $0 | 322,956 | $19,956,580 | 125,000 | $2,601,249 |
| 2025-06 | 0 | $0 | 95,695 | $5,571,547 | 0 | $0 |
| 2025-05 | 0 | $0 | 9,794 | $538,670 | 9,794 | $490,875 |
| 2025-04 | 0 | $0 | 83,927 | $4,343,833 | 0 | $0 |
| 2025-03 | 0 | $0 | 41,160 | $1,891,999 | 41,160 | $884,967 |
| 2025-02 | 0 | $0 | 25,000 | $1,362,075 | 0 | $0 |
| 2025-01 | 0 | $0 | 185,452 | $9,662,075 | 60,452 | $1,297,299 |
| 2024-12 | 0 | $0 | 290,000 | $15,926,065 | 0 | $0 |
| 2024-07 | 0 | $0 | 50,000 | $2,613,412 | 0 | $0 |
| 2024-05 | 0 | $0 | 50,000 | $2,975,000 | 0 | $0 |
| 2024-04 | 0 | $0 | 115,000 | $6,452,456 | 0 | $0 |
| 2024-03 | 0 | $0 | 108,900 | $5,960,188 | 0 | $0 |
| 2024-02 | 0 | $0 | 305,000 | $13,474,958 | 0 | $0 |
| 2024-01 | 0 | $0 | 45,928,543 | $1,817,317,096 | 0 | $0 |
| 2023-12 | 0 | $0 | 20,394,228 | $724,819,632 | 0 | $0 |
| 2023-11 | 0 | $0 | 22,248,228 | $677,605,634 | 0 | $0 |
| 2023-10 | 0 | $0 | 95,000 | $2,960,419 | 0 | $0 |
| 2023-09 | 0 | $0 | 21,178,228 | $614,455,169 | 0 | $0 |
| 2023-08 | 0 | $0 | 25,000 | $813,674 | 0 | $0 |
| 2023-07 | 0 | $0 | 25,000 | $798,900 | 0 | $0 |
| 2023-06 | 0 | $0 | 164,793 | $4,762,474 | 0 | $0 |
| 2023-05 | 0 | $0 | 112,897 | $3,055,860 | 0 | $0 |
| 2023-04 | 0 | $0 | 14,598,101 | $324,106,936 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-18 | Witkowski Mark R (Chief Executive Officer) | Sale | 100,000 | 64.08 | 6,408,199 |
| 2025-07-22 | Bradbury Robyn L (Chief Financial Officer) | Sale | 5,000 | 64.51 | 322,550 |
| 2025-07-18 | Kimbrough Orvin T (Director) | Sale | 23,962 | 61.77 | 1,480,084 |
| 2025-07-18 | Castellano James G (Director) | Sale | 43,994 | 61.98 | 2,726,792 |
| 2025-07-17 | Witkowski Mark R (Chief Executive Officer) | Sale | 100,000 | 61.38 | 6,137,700 |
| 2025-07-07 | Leclair Stephen O (Executive Chair) | Sale | 44,972 | 61.91 | 2,784,396 |
| 2025-07-07 | Leclair Stephen O (Executive Chair) | Option Ex | 44,972 | 20.81 | 935,867 |
| 2025-07-03 | Leclair Stephen O (Executive Chair) | Sale | 80,028 | 62.27 | 4,983,183 |
| 2025-07-03 | Leclair Stephen O (Executive Chair) | Option Ex | 80,028 | 20.81 | 1,665,382 |
| 2025-07-01 | Bradbury Robyn L (Chief Financial Officer) | Sale | 25,000 | 60.88 | 1,521,875 |
| 2025-06-09 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 49,100 | 60.02 | 2,947,227 |
| 2025-06-06 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 900 | 60.02 | 54,022 |
| 2025-06-03 | Schneider Laura K (Chief Human Resources Officer) | Sale | 45,695 | 56.25 | 2,570,298 |
| 2025-05-28 | Schaller John R (Executive Vice President) | Sale | 9,794 | 55.00 | 538,670 |
| 2025-05-28 | Schaller John R (Executive Vice President) | Option Ex | 9,794 | 50.12 | 490,875 |
| 2025-04-29 | Stephens John Weldon (Chief Accounting Officer) | Sale | 31,750 | 53.03 | 1,683,797 |
| 2025-04-28 | Stephens John Weldon (Chief Accounting Officer) | Sale | 10,214 | 53.02 | 541,576 |
| 2025-04-02 | Stephens John Weldon (Chief Accounting Officer) | Sale | 41,963 | 50.48 | 2,118,460 |
| 2025-03-11 | Schaller John R (Executive Vice President) | Sale | 19,292 | 45.00 | 868,140 |
| 2025-03-11 | Schaller John R (Executive Vice President) | Option Ex | 19,292 | 20.81 | 401,466 |
| 2025-03-10 | Schaller John R (Executive Vice President) | Sale | 21,868 | 46.82 | 1,023,859 |
| 2025-03-10 | Schaller John R (Executive Vice President) | Option Ex | 21,868 | 22.11 | 483,501 |
| 2025-02-10 | Cowles Bradford A (President) | Sale | 25,000 | 54.48 | 1,362,075 |
| 2025-01-16 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 48,026 | 55.13 | 2,647,673 |
| 2025-01-15 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 1,974 | 55.29 | 109,134 |
| 2025-01-14 | Cowles Bradford A (President) | Sale | 12,500 | 54.07 | 675,900 |
| 2025-01-10 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 50,000 | 50.49 | 2,524,500 |
| 2025-01-10 | Schaller John R (Executive Vice President) | Sale | 60,452 | 50.84 | 3,073,681 |
| 2025-01-10 | Schaller John R (Executive Vice President) | Option Ex | 60,452 | 21.46 | 1,297,299 |
| 2025-01-10 | Cowles Bradford A (President) | Sale | 12,500 | 50.49 | 631,187 |
| 2024-12-03 | Giles Jeffrey D (EVP, Corporate Department) | Sale | 25,000 | 54.72 | 1,367,875 |
| 2024-12-03 | Cowles Bradford A (President) | Sale | 50,000 | 55.07 | 2,753,300 |
| 2024-12-03 | Leclair Stephen O (Chief Executive Officer) | Sale | 200,000 | 54.88 | 10,976,200 |
| 2024-12-03 | Newman Margaret (Director) | Sale | 15,000 | 55.25 | 828,690 |
| 2024-07-16 | Gipson Dennis G (Director) | Sale | 25,000 | 53.08 | 1,327,050 |
| 2024-07-15 | Castellano James G (Director) | Sale | 12,500 | 52.22 | 652,787 |
| 2024-07-11 | Castellano James G (Director) | Sale | 12,300 | 50.70 | 623,573 |
| 2024-07-10 | Castellano James G (Director) | Sale | 200 | 50.01 | 10,002 |
| 2024-05-08 | Witkowski Mark R (Chief Financial Officer) | Sale | 50,000 | 59.50 | 2,975,000 |
| 2024-04-23 | Stephens John Weldon (Chief Accounting Officer) | Sale | 9,497 | 55.19 | 524,129 |
| 2024-04-19 | Stephens John Weldon (Chief Accounting Officer) | Sale | 5,503 | 54.23 | 298,427 |
| 2024-04-19 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 50,000 | 54.08 | 2,704,150 |
| 2024-04-08 | Witkowski Mark R (Chief Financial Officer) | Sale | 50,000 | 58.52 | 2,925,750 |
| 2024-03-22 | Stephens John Weldon (Chief Accounting Officer) | Sale | 15,000 | 57.91 | 868,710 |
| 2024-03-22 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 50,000 | 57.91 | 2,895,600 |
| 2024-03-07 | Stephens John Weldon (VP, Corp. Controller) | Sale | 43,900 | 50.02 | 2,195,878 |
| 2024-02-22 | Kimbrough Orvin T (Director) | Sale | 9,500 | 45.28 | 430,188 |
| 2024-02-21 | Kimbrough Orvin T (Director) | Sale | 313 | 45.00 | 14,085 |
| 2024-02-16 | Kimbrough Orvin T (Director) | Sale | 187 | 45.00 | 8,415 |
| 2024-02-12 | Kimbrough Orvin T | Sale | 5,000 | 44.17 | 220,850 |
| 2024-02-12 | Schneider Laura K (Chief Human Resources Officer) | Sale | 100,000 | 44.14 | 4,414,400 |
| 2024-02-12 | Giles Jeffrey D (VP, Corporate Department) | Sale | 40,000 | 44.14 | 1,765,720 |
| 2024-02-12 | Leclair Stephen O (Chief Executive Officer) | Sale | 150,000 | 44.14 | 6,621,300 |
| 2024-01-25 | Cd&r Waterworks Holdings, Llc (10% Owner) | Sale | 22,907,815 | 40.98 | 938,876,797 |
| 2024-01-16 | Schaller John R (President) | Sale | 50,000 | 40.99 | 2,049,400 |
| 2024-01-12 | Kimbrough Orvin T (Director) | Sale | 5,000 | 41.06 | 205,280 |
| 2024-01-11 | Schneider Laura K (Chief Human Resources Officer) | Sale | 100,000 | 40.63 | 4,062,599 |
| 2024-01-11 | Giles Jeffrey D (VP, Corporate Department) | Sale | 40,000 | 40.64 | 1,625,720 |
| 2024-01-11 | Leclair Stephen O (Chief Executive Officer) | Sale | 150,000 | 40.66 | 6,098,549 |
| 2024-01-10 | Cd&r Waterworks Holdings, Llc (10% Owner) | Sale | 22,675,728 | 38.12 | 864,398,751 |
| 2023-12-11 | Cd&r Waterworks Holdings, Llc (10% Owner) | Sale | 20,375,728 | 35.54 | 724,153,373 |
| 2023-12-01 | Stephens John Weldon (VP, Corp. Controller) | Sale | 18,500 | 36.01 | 666,259 |
| 2023-11-15 | Stephens John Weldon (VP, Corp. Controller) | Sale | 12,500 | 33.56 | 419,524 |
| 2023-11-15 | Witkowski Mark R (Chief Financial Officer) | Sale | 40,000 | 34.01 | 1,360,480 |
| 2023-11-15 | Cowles Bradford A (President) | Sale | 25,000 | 34.01 | 850,250 |
| 2023-11-14 | Cowles Bradford A (President) | Sale | 25,000 | 33.05 | 826,200 |
| 2023-11-09 | Cd&r Waterworks Holdings, Llc (10% Owner) | Sale | 22,125,728 | 30.44 | 673,507,160 |
| 2023-11-09 | Witkowski Mark R (Chief Financial Officer) | Sale | 20,000 | 32.10 | 642,020 |
| 2023-10-31 | Castellano James G (Director) | Sale | 9,890 | 30.03 | 296,996 |
| 2023-10-30 | Castellano James G (Director) | Sale | 2,610 | 30.00 | 78,300 |
| 2023-10-12 | Cowles Bradford A (President) | Sale | 50,000 | 31.94 | 1,596,800 |
| 2023-10-11 | Stephens John Weldon (VP, Corp. Controller) | Sale | 11,800 | 31.04 | 366,283 |
| 2023-10-10 | Stephens John Weldon (VP, Corp. Controller) | Sale | 700 | 31.00 | 21,700 |
| 2023-10-04 | Witkowski Mark R (Chief Financial Officer) | Sale | 20,000 | 30.02 | 600,340 |
| 2023-09-25 | Witkowski Mark R (Chief Financial Officer) | Sale | 40,000 | 28.44 | 1,137,760 |
| 2023-09-25 | Castellano James G (Director) | Sale | 12,500 | 28.35 | 354,412 |
| 2023-09-19 | Cd&r Waterworks Holdings, Llc (10% Owner) | Sale | 21,125,728 | 29.02 | 612,962,997 |
| 2023-08-29 | Schaller John R (President) | Sale | 25,000 | 32.55 | 813,674 |
| 2023-07-13 | Schaller John R (President) | Sale | 25,000 | 31.96 | 798,900 |
| 2023-06-27 | Schneider Laura K (Chief Human Resources Officer) | Sale | 49,904 | 30.02 | 1,498,367 |
| 2023-06-07 | Leclair Stephen O (Chief Executive Officer) | Sale | 35,712 | 28.77 | 1,027,612 |
| 2023-06-06 | Schneider Laura K (Chief Human Resources Officer) | Sale | 50,000 | 28.28 | 1,413,850 |
| 2023-06-06 | Cowles Bradford A (President) | Sale | 24,889 | 28.10 | 699,331 |
| 2023-06-06 | Leclair Stephen O (Chief Executive Officer) | Sale | 4,288 | 28.76 | 123,314 |
| 2023-05-18 | Giles Jeffrey D (VP, Corporate Department) | Sale | 29,998 | 27.31 | 819,215 |
| 2023-05-18 | Cowles Bradford A (President) | Sale | 25,000 | 27.31 | 682,725 |
| 2023-05-03 | Kimbrough Orvin T (Director) | Sale | 10,000 | 27.03 | 270,280 |
| 2023-05-03 | Cowles Bradford A (President) | Sale | 30,000 | 27.04 | 811,080 |
| 2023-05-02 | Stephens John Weldon (VP, Corp. Controller) | Sale | 12,500 | 26.53 | 331,625 |
| 2023-05-01 | Cowles Bradford A (President) | Sale | 5,399 | 26.10 | 140,935 |
| 2023-04-27 | Schneider Laura K (Chief Human Resources Officer) | Sale | 32,599 | 26.01 | 847,899 |
| 2023-04-27 | Giles Jeffrey D (VP, Corporate Department) | Sale | 31,175 | 26.01 | 810,924 |
| 2023-04-24 | Schneider Laura K (Chief Human Resources Officer) | Sale | 17,401 | 26.01 | 452,600 |
| 2023-04-24 | Giles Jeffrey D (VP, Corporate Department) | Sale | 18,827 | 26.01 | 489,652 |
| 2023-04-24 | Cowles Bradford A (President) | Sale | 14,712 | 26.01 | 382,659 |
| 2023-04-14 | Cd&r Waterworks Holdings, Llc (10% Owner) | Sale | 14,377,183 | 22.15 | 318,468,980 |
| 2023-04-13 | Stephens John Weldon (VP, Corp. Controller) | Sale | 25,000 | 25.03 | 625,775 |
| 2023-04-13 | Kimbrough Orvin T (Director) | Sale | 10,000 | 25.01 | 250,120 |
| 2023-04-13 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 31,204 | 25.06 | 781,847 |
| 2023-04-13 | Leclair Stephen O (Chief Executive Officer) | Sale | 40,000 | 24.91 | 996,480 |
| 2023-03-03 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 31,204 | 24.02 | 749,364 |
| 2023-03-03 | Schneider Laura K (Chief Human Resources Officer) | Sale | 66,763 | 24.03 | 1,604,181 |
| 2023-02-24 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 24,793 | 23.04 | 571,156 |
| 2023-02-17 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 6,411 | 23.05 | 147,805 |
| 2022-09-19 | Cd&r Waterworks Holdings, Llc (10% Owner) | Sale | 11,000,000 | 23.53 | 258,874,000 |
| 2022-09-09 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 19,729 | 24.78 | 488,884 |
| 2022-08-25 | Schneider Laura K (Chief Human Resources Officer) | Sale | 33,333 | 25.08 | 836,058 |
| 2022-08-18 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 5,296 | 24.78 | 131,213 |
| 2022-08-18 | Leclair Stephen O (Chief Executive Officer) | Sale | 14,730 | 24.54 | 361,459 |
| 2022-08-16 | Whittenburg Mark G (General Counsel and Secretary) | Sale | 6,179 | 24.79 | 153,152 |
| 2022-08-16 | Leclair Stephen O (Chief Executive Officer) | Sale | 25,270 | 24.61 | 621,919 |
| 2022-05-27 | Giles Jeffrey D (VP, Corporate Department) | Sale | 30,000 | 25.04 | 751,140 |
| 2022-05-17 | Giles Jeffrey D (VP, Corporate Department) | Sale | 7,400 | 22.08 | 163,369 |
| 2022-05-16 | Giles Jeffrey D (VP, Corporate Department) | Sale | 2,600 | 22.12 | 57,514 |
| 2022-01-10 | Cd&r Waterworks Holdings, Llc (10% Owner) | Sale | 20,000,000 | 25.12 | 502,320,000 |
Insider trading activities including stock purchases, stock sales, and option exercises of CNM listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Core & Main, Inc. (symbol CNM, CIK number 1856525) see the Securities and Exchange Commission (SEC) website.