Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2025-01-15 Sale |
2025-01-17 5:00 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
50,000 | $55.14 | $2,756,793 | 711,317 (Indirect Direct) |
View |
2025-01-10 Sale |
2025-01-14 7:17 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
50,000 | $50.49 | $2,524,500 | 406,931 (Indirect Direct) |
View |
2024-04-19 Sale |
2024-04-23 4:04 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
50,000 | $54.08 | $2,704,170 | 462,197 (Indirect Direct) |
View |
2024-03-22 Sale |
2024-03-26 5:21 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
50,000 | $57.91 | $2,895,605 | 512,257 (Indirect Direct) |
View |
2023-04-13 Sale |
2023-04-17 8:55 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
31,204 | $25.06 | $781,832 | 540,980 (Indirect Direct) |
View |
2023-03-03 Sale |
2023-03-07 6:02 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
31,204 | $24.02 | $749,364 | 566,958 (Indirect Direct) |
View |
2023-02-24 Sale |
2023-02-28 8:57 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
24,793 | $23.04 | $571,159 | 591,751 (Indirect Direct) |
View |
2023-02-17 Sale |
2023-02-22 6:25 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
6,411 | $23.06 | $147,806 | 598,162 (Indirect Direct) |
View |
2022-09-09 Sale |
2022-09-13 7:32 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
19,729 | $24.78 | $488,893 | 617,891 (Indirect Direct) |
View |
2022-08-16 Sale |
2022-08-18 8:55 pm |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
11,475 | $24.78 | $284,371 | 1,247,510 (Indirect Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-03-13 Option Award |
2025-03-17 8:50 pm |
N/A 2035-03-13 |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
28,239 | $0 | 34,519 (Direct) |
View |
2025-03-11 Tax Withholding |
2025-03-13 5:11 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
510 | $46.55 | 6,280 (Direct) |
View |
2025-03-07 Tax Withholding |
2025-03-11 6:53 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
278 | $47.87 | 6,790 (Direct) |
View |
2025-03-10 Tax Withholding |
2025-03-11 6:53 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
599 | $46.69 | 6,790 (Direct) |
View |
2025-01-15 Conversion |
2025-01-17 5:00 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
50,000 | $0 | 711,317 (Direct) |
View |
2025-01-15 Other |
2025-01-17 5:00 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
100,000 | $0 | 711,317 (Indirect) |
View |
2025-01-10 Conversion |
2025-01-14 7:17 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
46,452 | $0 | 406,931 (Direct) |
View |
2025-01-10 Other |
2025-01-14 7:17 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
92,904 | $0 | 406,931 (Indirect) |
View |
2023-03-13 Tax Withholding |
2025-01-14 7:17 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
610 | $21.45 | 406,931 (Direct) |
View |
2024-03-11 Tax Withholding |
2025-01-14 7:17 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
1,108 | $48.29 | 406,931 (Direct) |
View |
2024-04-19 Conversion |
2024-04-23 4:04 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
50,000 | $0 | 462,197 (Direct) |
View |
2024-04-19 Other |
2024-04-23 4:04 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
100,000 | $0 | 462,197 (Indirect) |
View |
2024-03-22 Conversion |
2024-03-26 5:21 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
49,940 | $0 | 512,257 (Direct) |
View |
2024-03-22 Other |
2024-03-26 5:21 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
99,940 | $0 | 512,257 (Indirect) |
View |
2024-03-07 Option Award |
2024-03-11 9:12 pm |
N/A 2034-03-07 |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
21,420 | $0 | 31,992 (Direct) |
View |
2023-04-13 Conversion |
2023-04-17 8:55 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
31,204 | $0 | 540,980 (Direct) |
View |
2023-04-13 Other |
2023-04-17 8:55 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
62,408 | $0 | 540,980 (Indirect) |
View |
2023-03-10 Option Award |
2023-03-14 7:31 pm |
N/A 2033-03-10 |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
48,219 | $0 | 53,565 (Direct) |
View |
2023-03-03 Conversion |
2023-03-07 6:02 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
31,204 | $0 | 566,958 (Direct) |
View |
2023-03-03 Other |
2023-03-07 6:02 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
62,408 | $0 | 566,958 (Indirect) |
View |
2023-02-24 Conversion |
2023-02-28 8:57 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
24,793 | $0 | 591,751 (Direct) |
View |
2023-02-24 Other |
2023-02-28 8:57 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
49,586 | $0 | 591,751 (Indirect) |
View |
2023-02-17 Conversion |
2023-02-22 6:25 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
6,411 | $0 | 598,162 (Direct) |
View |
2023-02-17 Other |
2023-02-22 6:25 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
12,822 | $0 | 598,162 (Indirect) |
View |
2022-09-09 Conversion |
2022-09-13 7:32 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
19,729 | $0 | 617,891 (Direct) |
View |
2022-09-09 Other |
2022-09-13 7:32 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
39,458 | $0 | 617,891 (Indirect) |
View |
2022-08-16 Conversion |
2022-08-18 8:55 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
11,172 | $0 | 1,247,510 (Direct) |
View |
2022-08-16 Other |
2022-08-18 8:55 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
22,647 | $0 | 1,247,510 (Indirect) |
View |
2022-03-11 Option Award |
2022-03-15 4:22 pm |
N/A 2032-03-10 |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
43,872 | $0 | 44,235 (Direct) |
View |
Ownership |
2021-07-23 9:24 pm |
N/A N/A |
Core & Main Inc. | CNM | Whittenburg Mark G General Counsel and Secretary |
0 | $0 | 624,080 (Indirect) |
View |