Mark G. Whittenburg

Companies

• Core & MainGeneral counsel Jul 23, 2021 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Core & Main CNM8,525 shares²$353.8K at $41.50Mar 11, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Mar 11, 2026Shares withheld for tax 331 shares at $49.16 of Core & Main²
• Mar 10, 2026Shares withheld for tax 557 shares at $49.38 of Core & Main³
• Mar 9, 2026Shares withheld for tax 278 shares at $49.96 of Core & Main³
• Jun 9, 2025Sold 49,100 shares at $60.03 of Core & Main⁴
• Jun 9, 2025Converted 49,100 shares of Core & Main⁴
• Jun 6, 2025Sold 900 shares at $60.03 of Core & Main⁴
• Jun 6, 2025Converted 900 shares of Core & Main⁴
• Mar 13, 2025Granted 3,411 shares of Core & Main⁵
• Mar 11, 2025Shares withheld for tax 510 shares at $46.55 of Core & Main⁶
• Mar 10, 2025Shares withheld for tax 599 shares at $46.69 of Core & Main⁷
• Mar 7, 2025Shares withheld for tax 278 shares at $47.87 of Core & Main⁷
• Jan 16, 2025Sold 48,026 shares at $55.13 of Core & Main⁸
• Jan 16, 2025Converted 48,026 shares of Core & Main⁸
• Jan 15, 2025Sold 1,974 shares at $55.29 of Core & Main⁸
• Jan 15, 2025Converted 1,974 shares of Core & Main⁸
• Jan 10, 2025Sold 50,000 shares at $50.49 of Core & Main⁹
• Jan 10, 2025Converted 46,452 shares of Core & Main⁹
• Apr 19, 2024Sold 50,000 shares at $54.08 of Core & Main¹⁰
• Apr 19, 2024Converted 50,000 shares of Core & Main¹⁰
• Mar 22, 2024Sold 50,000 shares at $57.91 of Core & Main¹¹
• Mar 22, 2024Converted 49,940 shares of Core & Main¹¹
• Mar 22, 2024Other 60 shares of Core & Main¹¹
• Mar 22, 2024Other 60 shares of Core & Main¹¹
• Mar 11, 2024Shares withheld for tax 509 shares at $48.29 of Core & Main⁹
• Mar 11, 2024Shares withheld for tax 599 shares at $48.29 of Core & Main⁹