Mark R. Witkowski
Insider Reports History
- Location
- St. Louis, MO
- Signature
- /s/ Mark Whittenburg, as Attorney-in-Fact for Mark R. Witkowski
- All insider transactions
- Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date
Holdings reported by Mark R. Witkowski:
| Company | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| Core & Main, Inc. | Chief Executive Officer, Director | Class A Common Stock | 51,119 | $2,990,461 | $58.50 | 12 Mar 2026 | Direct |
| Core & Main, Inc. | Chief Executive Officer, Director | Class B Common Stock and Limited Partnership Interests | 616,250 | 18 Aug 2025 | By LLC | ||
| Core & Main, Inc. | Chief Executive Officer, Director | Options (Rights to Buy) | 131,382 | 12 Mar 2026 | Direct | ||
| Core & Main, Inc. | Chief Executive Officer, Director | Class B Common Stock and Limited Partnership Interests | 0 | 18 Aug 2025 | Direct |
Insider Reports Filed by Mark R. Witkowski
| Symbol | Company | Period | Transactions | Value $ | Form Type | Role | Filing Time |
|---|---|---|---|---|---|---|---|
| CNM | Core & Main, Inc. | 11 Mar 2026 | 3 | $0 | 4 | Chief Executive Officer, Director | 13 Mar 2026, 19:24 |
| CNM | Core & Main, Inc. | 09 Mar 2026 | 2 | $0 | 4 | Chief Executive Officer, Director | 11 Mar 2026, 17:10 |
| CNM | Core & Main, Inc. | 18 Aug 2025 | 5 | -$6,408,210 | 4 | Chief Executive Officer, Director | 20 Aug 2025, 16:53 |
| CNM | Core & Main, Inc. | 17 Jul 2025 | 6 | -$6,126,388 | 4 | Chief Executive Officer, Director | 21 Jul 2025, 17:37 |
| CNM | Core & Main, Inc. | 31 Mar 2025 | 2 | $0 | 4 | Chief Executive Officer, Director | 02 Apr 2025, 18:31 |
| CNM | Core & Main, Inc. | 13 Mar 2025 | 2 | $0 | 4 | Chief Financial Officer | 17 Mar 2025, 20:49 |
| CNM | Core & Main, Inc. | 11 Mar 2025 | 1 | -$43,059 | 4 | Chief Financial Officer | 13 Mar 2025, 17:11 |
| CNM | Core & Main, Inc. | 07 Mar 2025 | 2 | -$72,162 | 4 | Chief Financial Officer | 11 Mar 2025, 18:53 |
| CNM | Core & Main, Inc. | 08 May 2024 | 5 | -$2,975,005 | 4 | Chief Financial Officer | 10 May 2024, 18:38 |
| CNM | Core & Main, Inc. | 08 Apr 2024 | 5 | -$2,925,730 | 4 | Chief Financial Officer | 10 Apr 2024, 17:03 |
| CNM | Core & Main, Inc. | 07 Mar 2024 | 2 | $0 | 4 | Chief Financial Officer | 11 Mar 2024, 21:11 |
| CNM | Core & Main, Inc. | 15 Nov 2023 | 5 | -$1,360,480 | 4 | Chief Financial Officer | 17 Nov 2023, 17:16 |
| CNM | Core & Main, Inc. | 09 Nov 2023 | 5 | -$642,022 | 4 | Chief Financial Officer | 13 Nov 2023, 17:37 |
| CNM | Core & Main, Inc. | 04 Oct 2023 | 5 | -$600,330 | 4 | Chief Financial Officer | 06 Oct 2023, 17:46 |
| CNM | Core & Main, Inc. | 25 Sep 2023 | 7 | -$1,137,740 | 4 | Chief Financial Officer | 27 Sep 2023, 21:02 |
| CNM | Core & Main, Inc. | 13 Mar 2023 | 3 | -$115,711 | 4 | Chief Financial Officer | 17 Jan 2025, 17:00 |
| CNM | Core & Main, Inc. | 10 Mar 2023 | 2 | $0 | 4 | Chief Financial Officer | 14 Mar 2023, 19:31 |
| CNM | Core & Main, Inc. | 11 Mar 2022 | 2 | $0 | 4 | Chief Financial Officer | 15 Mar 2022, 16:22 |
| CNM | Core & Main, Inc. | 23 Jul 2021 | 0 | $0 | 3 | Chief Financial Officer | 23 Jul 2021, 21:28 |